# Battery

> Li-Ion and LiPo batteries, rechargeable AA/AAA cells, chargers, powerbank kits and accessories like heat-shrink tubing and nickel strip.

- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Category page: https://sigmanortec.ro/en/battery
- Category: Electronic components > Battery
- Prices: RON, VAT included; prices and stock as of 2026-10-22 01:32 (Europe/Bucharest)

## Subcategories

- [Battery Chargers](https://sigmanortec.ro/en/llms/c/157.md): Chargers and charging modules for Li-Ion, LiPo, lead-acid and NiMh batteries, with or without balancing (20 products)
- [Battery Accessories](https://sigmanortec.ro/en/llms/c/160.md): Battery accessories: nickel strip, balance connectors, heat-shrink tubing, spring contacts, holders for 18650 cells (38 products)
- [Powerbank Kits](https://sigmanortec.ro/en/llms/c/161.md): Powerbank modules and kits with 18650 holders, charge/discharge control, QC/PD fast charging and USB boost converters (19 products)
- [LiPo Batteries](https://sigmanortec.ro/en/llms/c/267.md): LiPo batteries for drones and RC models, such as TATTU R-LINE with XT60 connector, various capacities and voltages (4 products)
- [Rechargeable Batteries](https://sigmanortec.ro/en/llms/c/274.md): Rechargeable AA and AAA lithium-ion batteries, 1.5V, USB Type-C charging, in 2- or 4-packs (3 products)

## Products (91)

### Lithium battery, 3.7V, 1000mAh
- Page: https://sigmanortec.ro/en/lithium-battery-37v-1000mah
- Details: https://sigmanortec.ro/en/llms/p/44.md
- Price: 36.30 RON
- Availability: Out of stock
- Reference: 33103 · EAN: 5946525117517
- Specifications: Technology: Lithium Ion; Number of cells: 1S

Li-Po 3.7V 1000mAh battery, ideal for portable electronic projects and DIY devices, offers stable power in a compact 40x30x8mm format. It has integrated protection circuit for overcharging and discharging, charges at 4.2V, supports current up to 1A and comes with 2 wires for easy connection.
Lithium polymer battery (Li-Po) 3.7V, capacity 1000mAh, 803040. Suitable for any project.
Battery equipped with protection circuit and 2 wires.
Specifications:
Charging voltage: 4.2V
Maximum charging current: 1C
Discharge current: 1C (1A)
Discharge protection: 2.4 ± 0.06V
Overcharge protection: 4.25 ± 0.03V
Discharge temperature: -20 - 60°C
Charging temperature: 0 - 45°C
Dimensions mm: 40 x 30 x 8mm

### Lithium battery, 3.7V, 1800mAh
- Page: https://sigmanortec.ro/en/lithium-battery-37v-1800mah
- Details: https://sigmanortec.ro/en/llms/p/45.md
- Price: 42.35 RON
- Availability: Out of stock
- Reference: 33101 · EAN: 5942833795539
- Specifications: Technology: Lithium Ion; Number of cells: 1S

Li-Po 3.7V 1800mAh battery, ideal for electronic projects, robots or portable devices, offers stable power supply and good energy density, includes overcharge and discharge protection circuit, comes with 2 wires for quick connection, compact format 34x50x10 mm, male plug may be present depending on the batch.
Lithium polymer (Li-po) battery 3.7V, capacity 1800mAh, 103450. Suitable for any project.
Battery equipped with protection circuit and 2 wires. Male connector may or may not be present, depending on the batch.
Specifications:
Charging voltage: 4.2V
Maximum charging current: 1C (recommended 0.5C)
Maximum discharge currents: 1C recommended
Discharge protection: 2.4 ± 0.06V …

### Lithium battery, 3.7V, 2900mAh
- Page: https://sigmanortec.ro/en/lithium-battery-37v-2900mah
- Details: https://sigmanortec.ro/en/llms/p/46.md
- Price: 65.64 RON
- Availability: Out of stock
- Reference: 33100 · EAN: 5946452790609
- Specifications: Technology: Lithium Ion; Number of cells: 1S

Li-Polymer 3.7V 2900mAh battery, ideal for RC projects and portable power supplies, offers stable energy and good autonomy, includes overcharge and discharge protection circuit, support for standard and fast charging up to 0.5C, discharge current up to 1C, compact size 58x40x9.5 mm and light weight 53 g.
Lithium polymer battery 3.7V capacity 2900mAh, 114058. Recommended for RC projects.
Battery equipped with protection circuit and 2 wires.
Specifications:
Standard discharge current: 0.2C
Maximum discharge current: 1C
Standard charging current: 0.2C
Fast charging current: 0.5C
Discharge protection: 2.4 ± 0.06V
Overcharge protection: 4.25± 0.03V
Discharge temperature: -20 - 60°C …

### Lithium battery, 3.7V, 400mAh
- Page: https://sigmanortec.ro/en/lithium-battery-37v-400mah
- Details: https://sigmanortec.ro/en/llms/p/47.md
- Price: 21.39 RON
- Availability: Out of stock
- Reference: 33041 · EAN: 5944763290955
- Specifications: Technology: Lithium Ion; tension: AD; Number of cells: 1S

Li-Po 3.7V 400mAh battery, ideal for compact electronic projects, toys, sensors or portable devices. Provides stable power supply, includes overcharge and discharge protection circuit, has 2 wires for quick connection and supports standard 0.2C charging, in compact dimensions 48 x 34 x 3 mm.
Lithium polymer battery (Li-Po) 3.7V, capacity 400mAh, 402248.
Battery equipped with protection circuit and 2 wires.
Specifications:
Standard discharge current: 0.2C
Maximum discharge current: 1C
Standard charging current: 0.2C
Fast charging current: 0.5C
Discharge protection: 2.4 ± 0.06V
Overcharge protection: 4.25 ± 0.03V
Discharge temperature: -20 - 60°C
Charging temperature: 0 - 45°C …

### Heat Shrinkable PVC Tube, 18650 Batteries, Green
- Page: https://sigmanortec.ro/en/heat-shrinkable-pvc-tube-18650-batteries-green
- Details: https://sigmanortec.ro/en/llms/p/1466.md
- Price: 0.80 RON
- Availability: In stock; 1-2 zile
- Reference: 9360 · EAN: 5944867661712

Heat shrinkable PVC tube for 18650 batteries, green color. Used to wrap a cell with damaged wrapping or to give a neat appearance to recovered batteries. Shrink rate 50%, length 72 mm, thickness 0.08 mm, shrink temperature 80-105 degrees C. Applied with hot air, heating the ends first then the body.

### PVC Heat Shrink Tube, 18650 Batteries, White
- Page: https://sigmanortec.ro/en/pvc-heat-shrink-tube-18650-batteries-white
- Details: https://sigmanortec.ro/en/llms/p/1467.md
- Price: 0.80 RON
- Availability: In stock; 1-2 zile
- Reference: 9361 · EAN: 5949709440593

Heat-shrinkable PVC tube for reconditioning and protecting a 18650 cell with damaged casing or for a clean look on recovered batteries, made of white PVC with a shrinkage rate of 50%, length 72 mm and thickness 0.08 mm, shrinks evenly at 80-105°C using hot air for quick application and aesthetic finish.
PVC tube for 18650 batteries. This is used to cover a single cell when a battery has a damaged casing or you want to restore a nice appearance to recovered batteries.
Specifications:
Material: PVC
Restraint Rate: 50%
Length: 72mm
Thickness: 0.08mm
Curing temperature: 80 - 105 degrees C
White color
Tips …

### PVC Heat Shrink Tube, 18650 Batteries, Blue
- Page: https://sigmanortec.ro/en/pvc-heat-shrink-tube-18650-batteries-blue
- Details: https://sigmanortec.ro/en/llms/p/1468.md
- Price: 0.80 RON
- Availability: In stock; 1-2 zile
- Reference: 9362 · EAN: 5943733827016

Quickly restore the insulation and appearance of an 18650 cell with damaged casing, blue PVC tube with 50% shrinkage, length 72 mm and thickness 0.08 mm, shrinks evenly at 80-105 degrees C for a firm fit, apply gently with hot air by heating the ends first then the body.
PVC tube for 18650 batteries. This is used to cover a single cell when a battery has a damaged casing or you want to restore a nice appearance to recovered batteries.
Specifications:
Material: PVC
Restraint Rate: 50%
Length: 72mm
Thickness: 0.08mm
Curing temperature: 80 - 105 degrees C
Color: Blue
Tips:
With the hot air gun or a hair dryer, the ends are heated first, then the rest of the body.

### 18650 battery terminal insulation ring, self-adhesive, green
- Page: https://sigmanortec.ro/en/18650-battery-terminal-insulation-ring-self-adhesive-green
- Details: https://sigmanortec.ro/en/llms/p/1469.md
- Price: 0.25 RON
- Availability: In stock; 1-2 zile
- Reference: 9363 · EAN: 5944270322583

Self-adhesive green cardboard ring for insulating the positive terminal of 18650 batteries, useful when assembling cells in series or parallel into packs. Outer diameter 17 mm, inner diameter 10 mm, thickness 0.24 mm, for precise insulation without adding volume.

### TATTU R-LINE LiPo battery, 4S1P, 4S, 1550mAh, 120C, Version 3.0, 14.8V, XT60
- Page: https://sigmanortec.ro/en/tattu-r-line-lipo-battery-4s1p-4s-1550mah-120c-version-30-148v-xt60
- Details: https://sigmanortec.ro/en/llms/p/1517.md
- Price: 233.48 RON
- Availability: In stock; 1-2 zile
- Reference: 9410 · EAN: 5942306981469
- Specifications: Number of cells: 4S

TATTU R-LINE LiPo battery, version 3.0, for FPV drones, 4S1P configuration, 4 cells, 1550mAh capacity, 14.8VDC nominal voltage, 120C discharge rate (240C burst). XT60 power connector, JST-HX 2.54mm balance connector, AWG12 wire. Weight 181 grams, dimensions 77 x 38.5 x 32.5 mm, packed in a cardboard box with foam.

### TATTU R-LINE LiPo battery, 6S1P, 6S, 1550mAh, 120C, Version 3.0, 22.2V, XT60
- Page: https://sigmanortec.ro/en/tattu-r-line-lipo-battery-6s1p-6s-1550mah-120c-version-30-222v-xt60
- Details: https://sigmanortec.ro/en/llms/p/1518.md
- Price: 304.93 RON
- Availability: Out of stock
- Reference: 9411 · EAN: 5941565365492
- Specifications: Number of cells: 6S

TATTU R-LINE LiPo battery, version 3.0, for FPV drones, 6S1P configuration, nominal voltage 22.2V, capacity 1550mAh, discharge rate 120C (burst 240C). Features XT60 connector and JST-HX 2.54mm balance plug. Weight 256 grams, dimensions 77 x 38.5 x 47 mm, AWG12 power lead.

### TATTU R-LINE LiPo battery, 4S1P, 4S, 1800mAh, 120C, Version 3.0, 14.8V, XT60
- Page: https://sigmanortec.ro/en/tattu-r-line-lipo-battery-4s1p-4s-1800mah-120c-version-30-148v-xt60
- Details: https://sigmanortec.ro/en/llms/p/1519.md
- Price: 274.32 RON
- Availability: In stock; 1-2 zile
- Reference: 9412 · EAN: 5949182412599
- Specifications: Number of cells: 4S

TATTU R-LINE LiPo battery, version 3.0, 4S1P configuration, 1800mAh capacity, 14.8V nominal voltage, 120C discharge rate with 240C burst. XT60 connector and JST-HX 2.54mm balance port. Weight 199 grams, dimensions 75 x 39 x 38mm, AWG12 power lead. Intended for FPV drones for fast power delivery and consistent flight response.

### TATTU R-LINE LiPo battery, 6S1P, 6S, 1300mAh, 120C, Version 3.0, 22.2V, XT60
- Page: https://sigmanortec.ro/en/tattu-r-line-lipo-battery-6s1p-6s-1300mah-120c-version-30-222v-xt60
- Details: https://sigmanortec.ro/en/llms/p/1520.md
- Price: 253.99 RON
- Availability: Out of stock
- Reference: 9413 · EAN: 5941350589799
- Specifications: Number of cells: 6S

TATTU R-LINE LiPo battery, Version 3.0, 6S1P configuration, 6S, nominal voltage 22.2VDC, capacity 1300mAh, discharge rate 120C with burst up to 240C. XT60 connector, JST-HX 2.54mm balance port, AWG12 power wire. Weight 208 grams, dimensions 75 x 38 x 38mm. Intended for FPV drones, providing stable current delivery and quick response to strong acceleration.

### 18650 battery terminal insulation ring, self-adhesive, white
- Page: https://sigmanortec.ro/en/18650-battery-terminal-insulation-ring-self-adhesive-white
- Details: https://sigmanortec.ro/en/llms/p/1523.md
- Price: 0.28 RON
- Availability: In stock; 1-2 zile
- Reference: 9416 · EAN: 5946751877872

Self-adhesive ring for insulating the positive terminal on 18650 batteries, useful when assembling battery packs in series or parallel. Made of self-adhesive PVC cardboard, white color, thickness 0.30 mm, outer diameter 17 mm and inner diameter 10 mm.

### Housing set with holder and BMS, compatible with Makita, 18V, 18650
- Page: https://sigmanortec.ro/en/housing-set-with-holder-and-bms-compatible-with-makita-18v-18650
- Details: https://sigmanortec.ro/en/llms/p/1726.md
- Price: 160.46 RON
- Availability: Out of stock
- Reference: 9621 · EAN: 5940688401391
- Specifications: Technology: Lithium Ion; sway: Not; Number of cells: 5S

Complete kit for assembling a Makita 18V compatible battery, includes housing, cell holder, connectors, BMS, screws and connection boards, has a level indicator light, 5S2P configuration for 10 18650 cells, overcharge, discharge, short circuit and temperature protections, ideal for restoring BL1830, BL1840, BL1850 batteries.
Makita compatible battery case, with all the necessary components to make a battery ( 18650 batteries are not included ). With the help of this kit you can make the battery from scratch, having the case, the connectors, the battery holders, the BMS, the screws and the plates for the connection between the cells.
There is also a light indicator of the battery level.

### Housing set with holder and BMS, Bosch compatible, 18V, 10 cells, 18650
- Page: https://sigmanortec.ro/en/housing-set-with-holder-and-bms-bosch-compatible-18v-10-cells-18650
- Details: https://sigmanortec.ro/en/llms/p/1729.md
- Price: 127.17 RON
- Availability: In stock; 1-2 zile
- Reference: 9623 · EAN: 5948410870286
- Specifications: Technology: Lithium Ion; sway: Yes; Number of cells: 5S

Housing set with holder and BMS for assembling a Bosch compatible 18V battery. Includes housing, connectors, BMS with balancing, screws, connection plates and level indicator. Uses 10 18650 cells (not included) in 5S2P configuration, nominal voltage 18V, charging voltage 21V. Compatible with BOSCH BAT609, BAT609G, BAT618, BAT618G. A spot welder is required to finish assembly.

### Housing set with support and BMS, DeWalt compatible, 18-20V, 10 cells, 21700
- Page: https://sigmanortec.ro/en/housing-set-with-support-and-bms-dewalt-compatible-18-20v-10-cells-21700
- Details: https://sigmanortec.ro/en/llms/p/1728.md
- Price: 162.47 RON
- Availability: Out of stock
- Reference: 9622 · EAN: 5943139947974
- Specifications: Technology: Lithium Ion; sway: Yes; Number of cells: 5S

Complete kit for assembling a DeWalt 18-20V compatible battery, includes housing, brackets, connectors, screws, boards and BMS, ready for 10 21700 5S2P cell configuration. Offers electronic protections and light level indicator with button, ideal for reconditioning or building tool batteries. 21700 cells are not included.
DeWalt compatible battery case, with all the necessary components to make a battery (18650 batteries are not included). With the help of this kit you can make the battery from scratch, having the case, the connectors, the battery holders, the electronic board, the screws and the plates for the connection between the cells.

### Powerbank kit, transparent case, QC4.0, PD, 22.5W, 8P
- Page: https://sigmanortec.ro/en/powerbank-kit-transparent-case-qc40-pd-225w-8p
- Details: https://sigmanortec.ro/en/llms/p/1730.md
- Price: 87.73 RON
- Availability: In stock; 1-2 zile
- Reference: 9624 · EAN: 5943739764001
- Specifications: Technology: Lithium Ion; Power: Over 20W

Assemble a custom powerbank from 8 18650 cells, with a transparent case and LED display for the charge level. It offers PD fast charging up to 22.5W and QC4.0, can simultaneously power three devices via 2x USB and 1x USB-C. The USB-C port works for both charging and discharging, the kit includes the board, case and mounting accessories.
DIY Powerbank with 22.5W PD (Power Delivery) and Quick Charge (QC4.0) compatible output, is a kit composed of the case, electronic board, screws and all the elements necessary to assemble a Powerbank with a maximum capacity of 28.000mAh when using 3.500mAh.
Can install 8 18650 cells ( NOT included ). Installation requires a spot welder.

### Set of 2 Li-Ion Battery, 18650, 3.7V, 3000mAh, 3C
- Page: https://sigmanortec.ro/en/set-of-2-li-ion-battery-18650-37v-3000mah-3c
- Details: https://sigmanortec.ro/en/llms/p/2141.md
- Price: 46.90 RON
- Availability: Out of stock
- Reference: 44001 · EAN: 5944750150798
- Specifications: Technology: Lithium Ion; Output Voltage: 3.7 V

Set of 2 Li-Ion 18650 batteries, 3.7V, 3000mAh each, discharge rate 3C (max. 9A), charge rate 0.5C (max. 1.5A). Charge voltage 4.2VDC, discharge voltage 3.0VDC, internal resistance 14mOhm. Flat top, no integrated protection circuit. Dimensions 65 x 18mm, weight 46.25g per battery. Includes plastic case for transport and storage.

### Set of 2 Li-Ion batteries, 25R, 18650, 3.7V, 2500mAh, 8C
- Page: https://sigmanortec.ro/en/set-of-2-li-ion-batteries-25r-18650-37v-2500mah-8c
- Details: https://sigmanortec.ro/en/llms/p/2142.md
- Price: 68.10 RON
- Availability: Out of stock
- Reference: 44002 · EAN: 5946151918083
- Specifications: Technology: Lithium Ion; Output Voltage: 3.7 V

Set of 2 Li-Ion 18650 25R batteries, 3.7V and 2500mAh each, optimized for high-power applications, offers 8C discharge up to 20A and low internal resistance for stable performance. Flat head for spot welding packages, delivered with plastic box for safe storage and transport.
Set containing two 18650 type Li-Ion batteries, each with a nominal voltage of 3.7V and an individual capacity of 2500mAh. With a discharge rating of 8C, these batteries are suitable for equipment that requires a high discharge current of up to 20A.
The discharge rate in "C" is a standardized way of indicating the speed at which a battery can be safely discharged without affecting its performance or lifespan.

### Set of 2 Li-Ion batteries, MJ1, 18650, 3.7V, 3500mAh, 2.86C
- Page: https://sigmanortec.ro/en/set-of-2-li-ion-batteries-mj1-18650-37v-3500mah-286c
- Details: https://sigmanortec.ro/en/llms/p/2143.md
- Price: 75.53 RON
- Availability: Out of stock
- Reference: 44003 · EAN: 5942357442384
- Specifications: Technology: Lithium Ion; Output Voltage: 3.7 V

Set of 2 Li-Ion 18650 batteries, model INR18650-MJ1, nominal voltage 3.7V, capacity 3500mAh per cell. Discharge rate 2.86C (max. 10A), charge rate 0.5C (max. 1.75A). Flat top, suitable for spot welding. Internal resistance 28mOhm, weight 46.78g per battery. Supplied with a plastic case for storage and transport.

### AA rechargeable battery, Lithium-Ion, 1.5V, 2100mAh, 4-piece pack, USB cable, Type-C
- Page: https://sigmanortec.ro/en/baterie-aa-reincarcabila-litiu-ion-15v-pachet-4-bucati-cablu-usb-type-c
- Details: https://sigmanortec.ro/en/llms/p/2415.md
- Price: 77.09 RON
- Availability: Out of stock
- Reference: 44010 · EAN: 5948619757579
- Specifications: Technology: Lithium Ion; Quantity per package: 4 buc; Capacity: 2100 mAh; Nominal voltage: 1.5 V; Battery size: AA; Charging connector: USB Type-C

Set of 4 rechargeable AA batteries, Lithium-Ion, 1.5V, 2100mAh, each with an integrated USB Type-C charging port. They directly replace standard AA alkaline batteries without any device modification. Includes a USB-A to 4x USB-C cable for simultaneous charging and an LED charge indicator. Built-in electronic protection against over-discharge, overcharge and short circuit.

### Rechargeable AA battery, Lithium-Ion, 1.5V, 2100mAh, 2-piece pack, USB cable, Type-C
- Page: https://sigmanortec.ro/en/aa-rechargeable-battery-lithium-ion-15v-2200mah-2-piece-pack-usb-cable-type-c
- Details: https://sigmanortec.ro/en/llms/p/2416.md
- Price: 38.04 RON
- Availability: In stock; 1-2 zile
- Reference: 44011 · EAN: 5948052580550
- Specifications: Technology: Lithium Ion; Quantity per package: 2 buc; Capacity: 2100 mAh; Nominal voltage: 1.5 V; Battery size: AA; Charging connector: USB Type-C

Set of 2 rechargeable AA Li-Ion 1.5V batteries, ideal for high-consumption devices such as remote controls, mice, keyboards, gamepads, or flashlights. They provide a constant 1.5V voltage for stable operation, high 2100mAh capacity, fast charging via USB-C directly in the battery, and built-in electronic protections. Includes a USB-A to 2x USB-C cable for simultaneous charging.
The set of 2 GMCELL AA 1.5V rechargeable batteries is the right choice for users who need a larger energy reserve for multiple devices or for devices that drain batteries quickly.

### Rechargeable AAA battery, Lithium-Ion, 1.5V, 500mAh, 4-pack, USB Cable, Type-C
- Page: https://sigmanortec.ro/en/rechargeable-aaa-battery-lithium-ion-15v-500mah-4-pack-usb-cable-type-c
- Details: https://sigmanortec.ro/en/llms/p/2417.md
- Price: 67.38 RON
- Availability: In stock; 1-2 zile
- Reference: 44012 · EAN: 5948337439993
- Specifications: Technology: Lithium Ion; Quantity per package: 4 buc; Capacity: 500 mAh; Nominal voltage: 1.5 V; Battery size: AAA; Charging connector: USB Type-C

4-pack of rechargeable AAA Lithium-Ion batteries, model GMCELL-USBAAA-750mWh, constant nominal voltage 1.5V, capacity 500mAh (750mWh). Charges via integrated USB-C port, USB-A to 4x USB-C cable included, input current 1A-3A, full charge time approx. 2 hours. Up to 1000 charge cycles, self-discharge max. 5%/year, PCB protections, certifications CE, CB, KC, MSDS, RoHS.

### Nickel-plated strip 0.15mm, 20.2mm, 3P, 10 meters
- Page: https://sigmanortec.ro/en/nickel-plated-strip-015mm-202mm-3p-10-meters
- Details: https://sigmanortec.ro/en/llms/p/2444.md
- Price: 159.50 RON
- Availability: In stock; 1-2 zile
- Reference: 88143 · EAN: 5944979078231
- Specifications: Length: 10 m; Thickness: 0.15 mm; Width: 20.2 mm; Cell configuration: 3P

Nickel-plated strip with a thickness of 0.15 mm, a cell spacing of 20.2 mm, 3P configuration and a length of 10 meters. The track width is 7 mm, while the total width is 47 mm. It is intended for connecting 18650 cells in battery packs via spot welding, offering a balance of flexibility, mechanical strength and corrosion protection thanks to the nickel-plated layer.

### Nickel-plated strip 0.15mm, 20.2mm, 5P, 10 meters
- Page: https://sigmanortec.ro/en/nickel-plated-strip-015mm-202mm-5p-10-meters
- Details: https://sigmanortec.ro/en/llms/p/2446.md
- Price: 252.49 RON
- Availability: In stock; 1-2 zile
- Reference: 88144 · EAN: 5946606496876
- Specifications: Length: 10 m; Thickness: 0.15 mm; Width: 20.2 mm; Cell configuration: 5P

Nickel-plated strip with a thickness of 0.15 mm, a cell pitch of 20.2 mm, 5P configuration and a length of 10 meters. The track width is 7 mm, while the total width is 88 mm. It is intended for making connections via spot welding in 18650 battery packs, offering good conductivity and corrosion protection due to the nickel-plated layer.

### Individual spring-type contacts, DIY batteries
- Page: https://sigmanortec.ro/en/individual-spring-type-contacts-diy-batteries
- Details: https://sigmanortec.ro/en/llms/p/2382.md
- Price: 2.98 RON
- Availability: In stock; 1-2 zile
- Reference: 88213 · EAN: 5942206375696
- Specifications: Contact type: Arc; Application area: Baterii DIY

Set of 2 individual spring-type contacts (leaf spring, snap-on) made of nickel-plated steel, offering good conductivity and corrosion resistance. They press-fit onto the end of cylindrical batteries A, AA, CR2, CR123A, 18650, 21700, mounting by clipping onto the enclosure wall. Suitable for battery holders, chargers, portable devices and 3D-printed enclosures.

### Spring-type contact set, dual port, for DIY batteries
- Page: https://sigmanortec.ro/en/spring-type-contact-set-dual-port-for-diy-batteries
- Details: https://sigmanortec.ro/en/llms/p/2383.md
- Price: 4.77 RON
- Availability: In stock; 1-2 zile
- Reference: 88212 · EAN: 5944446959773
- Specifications: Contact type: Arc; Number of ports: 2; Application area: Baterii DIY

Spring-type contact set (leaf spring), dual port, made of nickel-plated steel, snap-on fitted onto the end of cylindrical battery casings A, AA, CR2, CR123A, 18650. Provides good conductivity, corrosion resistance and constant pressure on the battery, reducing contact loss from vibration. Suitable for battery holders, chargers and DIY projects. Reference 88212.

### Lead-Acid Battery Charging Module, CN3768, AC-DC, 12V
- Page: https://sigmanortec.ro/en/lead-acid-battery-charging-module-cn3768-ac-dc-12v
- Details: https://sigmanortec.ro/en/llms/p/2386.md
- Price: 33.09 RON
- Availability: In stock; 1-2 zile
- Reference: 88217 · EAN: 5944094760967
- Specifications: Technology: Lead-acid; Output Voltage: 12 V; Input Voltage Type: AC; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Main IC: CN3768

Charging module for 12V lead-acid batteries based on the CN3768 chip, with a 3-stage charging algorithm (constant current, constant voltage, float). Powered by AC 12-20V or DC 15-30V, maximum charging current 4A, efficiency above 90%, switching frequency 315 kHz. Over-charge voltage 14.8V, float voltage 13.55V. Protections against overvoltage, overheating and reverse polarity, LED status indicator. Operating temperature -40~85°C, dimensions 32x44 mm.

### Power supply 220VAC, connector 5.5x2.5mm, at 8.4V, lithium 2S charging, 1A
- Page: https://sigmanortec.ro/en/power-supply-220vac-connector-55x25mm-at-84v-lithium-2s-charging-1a
- Details: https://sigmanortec.ro/en/llms/p/2362.md
- Price: 40.81 RON
- Availability: In stock; 1-2 zile
- Reference: 7754022 · EAN: 5946261407279
- Specifications: Technology: Lithium Ion; Load voltage: 8.4VDC; Number of cells: 2S; Maximum Output Current: 1 A; Input Voltage: 220VAC; Input Voltage Type: AC; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Power connector: 5.5x2.5 mm

Charger for Li-Ion 18650 batteries in 2S configuration, with AC 100-240V input and DC 8.4V 1A output. Connector 5.5x2.5mm, polarity inner positive, outer negative. Intended for correctly charging compatible 2S lithium battery packs.

### MPPT Module Y06A, 6-24V, USB Type-C, 5V 3A, Supports 3x18650
- Page: https://sigmanortec.ro/en/mppt-module-y06a-6-24v-usb-type-c-5v-3a-supports-3x18650
- Details: https://sigmanortec.ro/en/llms/p/2327.md
- Price: 176.33 RON
- Availability: In stock; 1-2 zile
- Reference: 88160 · EAN: 5940921141770
- Specifications: Source Type: descend; Maximum Output Current: 3 A; Input Voltage: 6 - 24 VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Connectivity / Interface: USB Type-C

MPPT module Y06A for solar power management, with input voltage 6-24 VDC and stabilized output of 5 VDC/3A via USB Type-C or screw terminal. Supports 3x 18650 batteries (not included), featuring overcurrent, overvoltage and reverse polarity protection. Uses MPPT technology for improved efficiency over PWM, dimensions 45.0 x 40.0 x 10.1 mm, with mounting holes.

### Battery Capacity Tester, WH-586, 1-15V
- Page: https://sigmanortec.ro/en/battery-capacity-tester-wh-586-1-15v
- Details: https://sigmanortec.ro/en/llms/p/2270.md
- Price: 42.58 RON
- Availability: In stock; 1-2 zile
- Reference: 55002 · EAN: 5943087685249
- Specifications: Input Voltage: 1 - 15 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Model: WH-586

Tester for the real capacity of batteries by controlled discharge, for 1-15V batteries. Displays voltage, current and discharged capacity, supports up to 3A, allows automatic or manual setting of the cut-off voltage depending on the chemistry. Simple power supply via micro USB 5V, ideal for Li-ion, LiFePO4, NiMH and lead.
Battery capacity tester module, HW-586, designed for precise measurement of the actual capacity of batteries through a controlled discharge process.
It operates on a resistive load, which means that the resistors heat up strongly during operation, making it mandatory to mount the 50W aluminum resistor on a metal plate for proper heat dissipation and safety in use.

### PD fast charging module, USB Type C, 65W, 8-30V
- Page: https://sigmanortec.ro/en/pd-fast-charging-module-usb-type-c-65w-8-30v
- Details: https://sigmanortec.ro/en/llms/p/2256.md
- Price: 11.43 RON
- Availability: Out of stock
- Reference: 88094 · EAN: 5941498584021
- Specifications: Power: Over 20W; Supply Voltage: 8; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Compact USB Type C fast charging module, ideal for electronic projects, DIY power banks and universal stations, delivers up to 65W with high efficiency, supports PD3.1 PPS, QC3.0, Huawei FCP SCP and Samsung AFC, automatically adjusts output between 3.3V and 21V depending on the device, includes overvoltage, overcurrent and overheating protections, 8-30V DC power supply.
PD65W module with power supply between 8 and 30VDC for electronic projects and DIY stations, offering fast charging via USB Type C with support for modern protocols such as PD3.1 PPS, QC3.0, Huawei FCP SCP and Samsung AFC.

### Power Supply, 220VAC to 4.2V, Lithium charger, 5.5x2.1
- Page: https://sigmanortec.ro/en/power-supply-220vac-to-42v-lithium-charger-55x21
- Details: https://sigmanortec.ro/en/llms/p/2191.md
- Price: 20.57 RON
- Availability: In stock; 1-2 zile
- Reference: 7754021 · EAN: 5946217210120
- Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; Number of cells: 1S; Input Voltage Type: AC; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Switching power supply from 220VAC (100-240VAC, 50-60Hz) to 4.2VDC, 1A, for charging 1S Lithium-Ion batteries. Maximum power 4.2W, 1 meter cable terminated with a 5.5x2.1mm DC plug, center positive polarity. Intended for integration into electronic projects, not for finished consumer products.

### Lithium Powerbank Module, with 5V, 2A, Type-C Boost
- Page: https://sigmanortec.ro/en/lithium-powerbank-module-with-5v-2a-type-c-boost
- Details: https://sigmanortec.ro/en/llms/p/2158.md
- Price: 6.87 RON
- Availability: In stock; 1-2 zile
- Reference: 9985 · EAN: 5947727447747
- Specifications: tension: AD; Supply Voltage: 3; Maximum Input Voltage: 4; Minimum Output Voltage: 5; Maximum Output Voltage: 5; Source Type: high; Current Adjustment: Not; Voltage Adjustment: Not; Adjustment Type: Fixed; Maximum Output Current: 2

Compact Lithium Powerbank Module with USB Type-C charging for Li-ion 1S batteries and a fixed 5V boost output up to 2A via USB-A or pins. Supports simultaneous charging and power delivery, includes overcharge/discharge protection, a 4-LED battery level indicator, and support for an external on/off button. Input voltage 3-4V, output 5V, maximum output current 2A.

### Lithium 2S-3S charging module, with balancing, Type-C, voltage booster
- Page: https://sigmanortec.ro/en/lithium-2s-3s-charging-module-with-balancing-type-c-voltage-booster
- Details: https://sigmanortec.ro/en/llms/p/2159.md
- Price: 11.31 RON
- Availability: In stock; 1-2 zile
- Reference: 9987 · EAN: 5942456897627
- Specifications: Technology: Lithium Ion; sway: Yes; Number of cells: 2S; Source Type: high

Charging module for 2S or 3S Li-ion/LiPo batteries, powered by USB Type-C with support for 5V and QC fast charging. Boosts voltage to 8.4V or 12.6V, offers cell balancing for 2S and adjustable charging current, up to 94% efficiency. Includes overcurrent, overvoltage and short circuit protections, with LED for status and error.
2S and 3S Lithium battery charging module with USB Type-C port power supply that supports both standard 5V charging and QC fast charging.

### Adjustable power supply, CV-CC, 220VAC to 3-60VDC, 150W, 8A, with Display
- Page: https://sigmanortec.ro/en/adjustable-power-supply-cv-cc-220vac-to-3-60vdc-150w-8a-with-display
- Details: https://sigmanortec.ro/en/llms/p/2164.md
- Price: 320.90 RON
- Availability: In stock; 1-2 zile
- Reference: 7755004 · EAN: 5944608217529
- Specifications: Power: Over 20W; Minimum Output Voltage: 3; Maximum Output Voltage: 60; Source Type: descend; Current Adjustment: Yes; Voltage Adjustment: Yes; Adjustment Type: Variable; Maximum Output Current: 8; Input Voltage Type: AC; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Adjustable CV-CC power supply (7755004), powered from 220VAC, with adjustable DC output from 3 to 60VDC and adjustable current up to 8A, maximum power 150W. Provides 5 charging profiles for Li-ion, LiFePO4, HV Li-ion, NiMH and Pb-acid batteries, plus a lab power supply mode with CV/CC regulation. Features a digital display showing real-time values and physical button controls.

### Copper Bar T2, 1.5x10x1000mm , Bus Bar
- Page: https://sigmanortec.ro/en/copper-bar-t2-15x10x1000mm-bus-bar
- Details: https://sigmanortec.ro/en/llms/p/2146.md
- Price: 50.35 RON
- Availability: In stock; 1-2 zile
- Reference: 9975 · EAN: 5942949695457

Flat red copper T2 bar, dimensions 1.5x10x1000 mm, purity 99.9%, weight 131.75g. High electrical conductivity, good corrosion resistance, smooth finish. Suitable as a bus bar for stable connections between cells in Li-ion packs, battery banks for solar panels and DIY projects. Minimum order 4 pieces, no EasyBox delivery.

### Fast Charging Module, PD 65W, Type-C, 8-30V
- Page: https://sigmanortec.ro/en/fast-charging-module-pd-65w-type-c-8-30v
- Details: https://sigmanortec.ro/en/llms/p/2103.md
- Price: 24.16 RON
- Availability: Out of stock
- Reference: 9935 · EAN: 5949240371523
- Specifications: Power: Over 20W; Supply Voltage: 8 V; Maximum Input Voltage: 30 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Fast charging module with Type-C output, ideal for powering from 8-30VDC sources in automotive, industrial or DIY projects. Provides fast and stable charging up to 65W, with support for PD3.1 PPS, QC3.0 and SCP, automatically adjusts voltage up to 20V for extended compatibility with phones and laptops, includes overvoltage, overcurrent and overheating protections.
Fast charging module that supports an extended supply voltage, between 8 and 30VDC, providing support for multiple charging protocols, including PD3.1 (PPS), QC3.0 and SCP.
It has a maximum power of 65W, allowing for fast and stable charging, ensuring extensive compatibility with various devices such as phones or laptops.

### PowerBank charging module, bidirectional, 22.5W, PD3.0, 3.7V, display
- Page: https://sigmanortec.ro/en/powerbank-charging-module-bidirectional-225w-pd30-37v-display
- Details: https://sigmanortec.ro/en/llms/p/2089.md
- Price: 46.15 RON
- Availability: Out of stock
- Reference: 9918 · EAN: 5942365776600

Module for quickly creating a powerbank on 3.7V Li-Ion, polymer, 18650 or 21700 batteries in parallel, offers bidirectional charging and discharging via USB-C and USB output, with total power up to 22.5W. It automatically supports PD2.0 PD3.0, PPS and QC for fast charging, has a digital display and LED for level, includes complete protections and a thermal sensor for battery safety.
Fast charging powerbank module, designed for 3.7V lithium batteries, including polymer, 18650 and 21700 types, which allows the creation of a powerbank with the ability to provide a total output power of 22.5W via QC (Quick Charge) and PD (Power Delivery) 2.0 and 3.0.

### USB charger, Lithium battery 2S, 7.4V, 3P
- Page: https://sigmanortec.ro/en/usb-charger-lithium-battery-2s-74v-3p
- Details: https://sigmanortec.ro/en/llms/p/2061.md
- Price: 30.64 RON
- Availability: In stock; 1-2 zile
- Reference: 88060 · EAN: 5949828186747
- Specifications: Technology: Lithium Ion; Load voltage: 8.4VDC; sway: Yes; Number of cells: 2S

USB charger for Li-Ion 2S 7.4V battery packs, charging voltage 8.4VDC, with per-cell balancing. Powered via 5VDC USB, output voltage 4.2VDC x2 channels, current 500mA, SM-3P connector, 60 cm cable. IC control with automatic shutoff at full charge and LED status indicator (red/green) for monitoring.

### ISDT C4 EVO battery charger, 8A, 6 channels, 18650, AA, AAA
- Page: https://sigmanortec.ro/en/isdt-c4-evo-battery-charger-8a-6-channels-18650-aa-aaa
- Details: https://sigmanortec.ro/en/llms/p/2034.md
- Price: 616.19 RON
- Availability: In stock; 1-2 zile
- Reference: 7754001 · EAN: 5945775200567
- Specifications: Nominal Current: 8 A

Smart charger for AA, AAA and 18650 batteries, with 4 slots and current up to 8A for fast charging and precise control. Automatically detects battery type and optimizes settings, clearly displays status on the color IPS screen, includes charge, discharge, storage, analysis and measurement of internal resistance modes. Integrated protections and active cooling provide safe use at home or professionally.
ISDT C4 EVO smart charger for rechargeable batteries, compatible with a wide range of battery types, including NiMH, NiZn, Li-ion, LiFe and LiHv. The device is equipped with a high resolution IPS color screen that clearly displays the parameters of each process and the status of each battery.

### QC3.0, PD3.0, 65W, Type-C, 12-30V power module
- Page: https://sigmanortec.ro/en/qc30-pd30-65w-type-c-12-30v-power-module
- Details: https://sigmanortec.ro/en/llms/p/2011.md
- Price: 19.03 RON
- Availability: In stock; 1-2 zile
- Reference: 9824 · EAN: 5941081573524
- Specifications: Power: Over 20W; Supply Voltage: 12; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Compact module for power supply and fast charging via Type-C, ideal in automotive, industrial or powerbank projects, delivers up to 65W with PD3.1 PPS and QC3.0 support, operates at 12-30V DC input and automatically negotiates the output between 3.3-21V for wide compatibility, offers high efficiency and integrated protections against overcurrent, short circuit and overheating.
Powerbank module offering fast charging up to 65W with support for Power Delivery PD3.1 (PPS) and Quick Charge QC3.0, designed to provide efficient and safe charging for a wide range of devices.

### 18650 cell welding stand, 8 slots
- Page: https://sigmanortec.ro/en/18650-cell-welding-stand-8-slots
- Details: https://sigmanortec.ro/en/llms/p/1919.md
- Price: 58.91 RON
- Availability: In stock; 1-2 zile
- Reference: 9777 · EAN: 5940504209262

Welding stand for 18650 cells with 8 slots, made of ABS plastic, orange color. Approximate dimensions 150 x 20 x 35mm. Holds cells firmly, maintains correct spacing without spacers, and allows simultaneous welding on positive and negative terminals. Features a slot for direct insertion of nickel strip up to 10mm wide. Useful for assembling battery packs.

### Adhesive tape with fiber insert, for batteries, 40mm, 25 meters
- Page: https://sigmanortec.ro/en/adhesive-tape-with-fiber-insert-for-batteries-40mm-25-meters
- Details: https://sigmanortec.ro/en/llms/p/1922.md
- Price: 34.35 RON
- Availability: Out of stock
- Reference: 9865 · EAN: 5942394163471

Adhesive tape with fiber insert, for battery packs. Provides secure and durable fixation of cells and connections, resistant to vibrations and temperature variations. Thickness 0.15mm, width 40mm, 25 meter roll. Improved tear and wear resistance due to the fiber insert. Used for battery packs of electric bicycles, scooters, UPS units and other portable devices.

### Balanced plug 2S, XH2.54 3P, 10cm
- Page: https://sigmanortec.ro/en/balanced-plug-2s-xh254-3p-10cm
- Details: https://sigmanortec.ro/en/llms/p/1894.md
- Price: 4.88 RON
- Availability: In stock; 1-2 zile
- Reference: 9855 · EAN: 5949208349779
- Specifications: sway: Yes; Number of cells: 2S

Balance plug for 2S lithium battery packs, featuring a 3-pin XH2.54 connector and 22AWG silicone cable, 10cm long. Connects directly to the battery cells and is compatible with most balance chargers using an XH2.54 connector.

### Balanced plug 3S, XH2.54 4P, 10cm
- Page: https://sigmanortec.ro/en/balanced-plug-3s-xh254-4p-10cm
- Details: https://sigmanortec.ro/en/llms/p/1895.md
- Price: 5.17 RON
- Availability: In stock; 1-2 zile
- Reference: 9856 · EAN: 5946412899465
- Specifications: sway: Yes; Number of cells: 3S

Balanced plug for Li-Ion/LiPo batteries 3S, featuring an XH2.54 connector with 4 pins and a 10cm silicone-coated 22AWG cable. Allows direct connection of wires to the battery cells for charging and correct balancing. Compatible with most balance chargers using this standard, suitable for RC or DIY applications.

### Balanced plug 4S, XH2.54 5P, 10cm
- Page: https://sigmanortec.ro/en/balanced-plug-4s-xh254-5p-10cm
- Details: https://sigmanortec.ro/en/llms/p/1896.md
- Price: 2.84 RON
- Availability: In stock; 1-2 zile
- Reference: 9857 · EAN: 5947434660828
- Specifications: sway: Yes; Number of cells: 4S

Balance connector for Li-Ion/LiPo 4S battery packs, featuring an XH2.54 connector with 5 pins, compatible with most balance chargers that use this connector type. Comes with 22AWG silicone-insulated wire, 10cm length, flexible and durable, for direct connection to the battery cells and voltage measurement of each element.

### Balanced plug 5S, XH2.54 6P, 10cm
- Page: https://sigmanortec.ro/en/balanced-plug-5s-xh254-6p-10cm
- Details: https://sigmanortec.ro/en/llms/p/1897.md
- Price: 5.75 RON
- Availability: In stock; 1-2 zile
- Reference: 9858 · EAN: 5940653539951
- Specifications: sway: Yes; Number of cells: 5S

Balance plug for 5S Li-Ion/LiPo battery packs, using an XH2.54 6-pin connector. Silicone 22AWG cable, 10cm length, wires connect directly to the battery cells. Compatible with most balance chargers that use this XH2.54 6P connector type.

### Balance plug 6S, XH2.54 7P, 10cm
- Page: https://sigmanortec.ro/en/balance-plug-6s-xh254-7p-10cm
- Details: https://sigmanortec.ro/en/llms/p/1898.md
- Price: 6.34 RON
- Availability: Out of stock
- Reference: 9859 · EAN: 5942580765861
- Specifications: sway: Yes; Number of cells: 6S

Balance plug for 6S LiPo batteries, featuring an XH2.54 connector with 7 pins and a 10cm silicone 22AWG cable. The wires connect directly to the battery cells according to the pack configuration, providing a secure connection. Compatible with most balance chargers that use this type of connector.

### AA battery contact set, flat plus spring
- Page: https://sigmanortec.ro/en/aa-battery-contact-set-flat-plus-spring
- Details: https://sigmanortec.ro/en/llms/p/1864.md
- Price: 0.96 RON
- Availability: In stock; 1-2 zile
- Reference: 9740 · EAN: 5949322103301

Set of 2 contacts for building a custom battery holder: one flat positive contact and one spring negative contact, compatible with AA batteries, also usable with 18650 or similar. The perforated outer tabs allow connections with wires or in series. Material: metal, color silver. Plate dimensions: 10 x 9 x 0.3 mm, spring length: 8 mm. Reference: 9740.

### Spot welding module, 12VDC, adjustable, switch operated
- Page: https://sigmanortec.ro/en/spot-welding-module-12vdc-adjustable-switch-operated
- Details: https://sigmanortec.ro/en/llms/p/1827.md
- Price: 163.66 RON
- Availability: In stock; 1-2 zile
- Reference: 9734 · EAN: 5942585289379
- Specifications: Input Voltage: 12VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Portable spot welder for spot welding of nickel strips and assembling battery packs, 8-24V power supply with external switch action, 99-level adjustable power for fine control, 3 working modes for adapting to different materials, digital display showing source level and voltage, includes flexible welding pencil with copper contacts for efficient current transfer.
The spot welding module, also called "Spot Welder", is a portable soldering equipment, perfect for DIY enthusiasts working with 18650 batteries (or any other batteries that require spot welding).

### QC3.0 module, dual USB, Type-C, MicroUSB, 3.7V to QC3.0 5V, 9V, 12V, 18W
- Page: https://sigmanortec.ro/en/qc30-module-dual-usb-type-c-microusb-37v-to-qc30-5v-9v-12v-18w
- Details: https://sigmanortec.ro/en/llms/p/1799.md
- Price: 34.86 RON
- Availability: In stock; 1-2 zile
- Reference: 9688 · EAN: 5946833775249
- Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; Power: 0 - 20W; Number of cells: 1S; Minimum Output Voltage: 5; Maximum Output Voltage: 12; Source Type: high; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

It allows for the rapid creation of a portable Li-Ion 3.7V battery with up to 18W charging and discharging, supporting QC3.0 and USB PD for 5V, 9V or 12V power supply. It offers four interfaces, 2x USB-A, bidirectional USB-C and MicroUSB for input, with automatic device detection and conversion efficiency of up to 95%, compatible with Apple, Samsung and BC1.2.
IP5328P Powerbank module for Lithium Ion batteries that allows the creation of a portable battery with support for multiple fast charging protocols.
Bidirectional charging is fast at up to 18W and features a total of four charging interfaces: two USB-A interfaces, one USB-C interface, and one Micro USB interface.

### Powerbank module for 4S, QC4.0, QC3.0, PD, 5A, 100W, settable 2S, 3S, 5S and 6S
- Page: https://sigmanortec.ro/en/powerbank-module-for-4s-qc40-qc30-pd-5a-100w-settable-2s-3s-5s-and-6s
- Details: https://sigmanortec.ro/en/llms/p/1788.md
- Price: 153.00 RON
- Availability: In stock; 1-2 zile
- Reference: 9677 · EAN: 5940069574942
- Specifications: Load voltage: 16.8VDC; Power: Over 20W; Number of cells: 4S; Maximum Output Current: 5

Powerbank module with fast and safe charging, ideal for DIY projects with 18650 batteries, pre-configured 4S and adjustable to 2S, 3S, 5S or 6S LiFePO4. Offers up to 100W and 5A with QC4.0, QC3.0 and PD support, has bidirectional USB-C and multiple ports for simultaneous powering of devices, includes BMS with cell monitoring and battery level display.
The powerbank module is a complete lithium battery management board that turns a pack of 18650 or lithium-polymer cells into a high-power power bank with bidirectional fast charging. It is factory-set for a 4S configuration and can deliver up to 100W and 5A, enough for laptops, tablets, phones, or other high-power portable equipment.

### Powerbank Kit, 16P, 18650, Display, 5V, 1A, Dual USB
- Page: https://sigmanortec.ro/en/powerbank-kit-16p-18650-display-5v-1a-dual-usb
- Details: https://sigmanortec.ro/en/llms/p/1681.md
- Price: 55.24 RON
- Availability: In stock; 1-2 zile
- Reference: 9569 · EAN: 5942287997367
- Specifications: Technology: Lithium Ion; Number of cells: 1S; Maximum Output Current: 1; Output Voltage: 5 V; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

DIY powerbank kit supporting up to 16 parallel-connected 18650 cells (not included), Lithium-Ion technology, 1S. Provides two USB outputs at 5V, 1A each, and three charging options: MicroUSB, Type-C and Lightning. Display with button showing capacity level. Includes base, cover and screw set. Dimensions: 186 x 80 x 44mm.

### Power supply, compatible Lithium 3S, 12.6V, 2A, with LED status indicator, 220VAC
- Page: https://sigmanortec.ro/en/power-supply-compatible-lithium-3s-126v-2a-with-led-status-indicator-220vac
- Details: https://sigmanortec.ro/en/llms/p/1676.md
- Price: 44.66 RON
- Availability: In stock; 1-2 zile
- Reference: 7755002 · EAN: 5949703785584
- Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; Nominal Current: 2 A; Number of cells: 3S; Output Voltage: 12.6 VDC; Input Voltage Type: AC; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Power supply/charger for Lithium-Ion 3S battery packs, with 220VAC input and 12.6VDC output, rated current 2A. Includes an LED status indicator (red while charging, green when finished) and a 5.5x2.1mm cylindrical connector. Intended for integration into electronic projects and prototypes, recommended for users with basic electronics knowledge; not a charger for finished consumer products.

### 18650 Powerbank Module, 4P, 5V and 3V Output, for development boards, automatic shutdown
- Page: https://sigmanortec.ro/en/18650-powerbank-module-4p-5v-and-3v-output-for-development-boards-automatic-shutdown
- Details: https://sigmanortec.ro/en/llms/p/1629.md
- Price: 54.37 RON
- Availability: In stock; 1-2 zile
- Reference: 9514 · EAN: 5943198880878
- Specifications: Technology: Lithium Ion; Number of cells: 1S; Minimum Output Voltage: 3; Maximum Output Voltage: 5; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Powers Arduino, Raspberry Pi and other development boards from up to 4 18650 cells connected in parallel, providing stable 5V and 3V outputs via 2.54mm pins, plus USB female for powering or charging devices. Charging is done via MicroUSB or USB-C, has integrated protections and LED battery level display, with AUTO mode for shutdown when there is no consumption.
The Powerbank module intended for use with Arduino, Raspberry and other development boards, which allows the connection of up to 4 18650 cells in PARALLEL . It has output voltages of 3V and 5V, which makes it compatible with most development boards.
The connections to 3V and 5V are made through expansion pins with spacing of 2.54mm.

### Powerbank module 18650, 2P, 5V and 3V output, for development boards, automatic shutdown
- Page: https://sigmanortec.ro/en/powerbank-module-18650-2p-5v-and-3v-output-for-development-boards-automatic-shutdown
- Details: https://sigmanortec.ro/en/llms/p/1630.md
- Price: 31.47 RON
- Availability: In stock; 1-2 zile
- Reference: 9515 · EAN: 5946540705911
- Specifications: Technology: Lithium Ion; Number of cells: 1S; Minimum Output Voltage: 3; Maximum Output Voltage: 5; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Powerbank module for 2 parallel 18650 cells, with 5V and 3V outputs on 2.54mm pin headers and a USB-A socket. Charging via MicroUSB or USB-C, charge current 2.5A, output current 5V 2A and 3V 1A. Features overvoltage, overcurrent and short-circuit protection, automatic shutdown on inactivity, battery level LEDs, ON/OFF button and 3uA standby consumption. No reverse polarity protection.

### Powerbank module 18650, 1P, 5V and 3V output, for development boards
- Page: https://sigmanortec.ro/en/powerbank-module-18650-1p-5v-and-3v-output-for-development-boards
- Details: https://sigmanortec.ro/en/llms/p/1631.md
- Price: 18.03 RON
- Availability: In stock; 1-2 zile
- Reference: 9516 · EAN: 5943206665671
- Specifications: Technology: Lithium Ion; Number of cells: 1S; Minimum Output Voltage: 3; Maximum Output Voltage: 5; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Powers Arduino, Raspberry Pi and other development boards from a 18650 cell, providing stable 5V and 3V outputs for extended compatibility. It has 4 pins for 5V and 4 pins for 3V at 2.54mm pitch, plus a 5V USB female for powering or charging devices. The battery is charged via MicroUSB, with integrated control and overcurrent and short-circuit protections.
The Powerbank module intended for use with Arduino, Raspberry and other development boards, which allows the connection of an 18650 cell. It has output voltages of 3V and 5V, which makes it compatible with most development boards.
The connections to 3V and 5V are made through expansion pins with spacing of 2.54mm.

### Nickel-plated tape, 0.15x8mm , 10M roll
- Page: https://sigmanortec.ro/en/nickel-plated-tape-015x8mm-10m-roll
- Details: https://sigmanortec.ro/en/llms/p/1619.md
- Price: 39.40 RON
- Availability: In stock; 1-2 zile
- Reference: 9550 · EAN: 5941202246160

Nickel-plated tape, 0.15x8mm, 10M roll, reference 9550. Made of nickel-plated steel, it provides stable electrical contact and good corrosion resistance. It is intended for spot welding and is ideal for making 18650 battery packs, allowing clean and uniform connections.

### 18650 battery tester module, capacity, internal resistance, 10W
- Page: https://sigmanortec.ro/en/18650-battery-tester-module-capacity-internal-resistance-10w
- Details: https://sigmanortec.ro/en/llms/p/1622.md
- Price: 68.86 RON
- Availability: In stock; 1-2 zile
- Reference: 9509 · EAN: 5942426387196
- Specifications: Technology: Lithium Ion; Power: 0 - 20W; Number of cells: 1S

18650 battery tester module (Lithium-Ion, 1S), measures capacity, internal resistance, voltage, current and power. 1.77 inch color screen, two slots (power and test), charging via USB Type-C, discharge up to 1A with 10W dissipation (0-20W). Charge voltage 4.2V, discharge voltage 3.0V, capacity range 0-99999mAh. ON/OFF button, no internal memory.

### Balance charger, LiPo, 2-4S, Type-C power supply, 60W
- Page: https://sigmanortec.ro/en/balance-charger-lipo-2-4s-type-c-power-supply-60w
- Details: https://sigmanortec.ro/en/llms/p/1613.md
- Price: 249.64 RON
- Availability: In stock; 1-2 zile
- Reference: 7754013 · EAN: 5949961143447
- Specifications: Technology: Lithium Ion; sway: Yes; Power: Over 20W

Ultra-portable charger with balance for 2-4S LiPo batteries, ideal for FPV drones and radio model making, USB Type-C power supply from PD or QC 5-20V sources, power up to 60W with selectable charging current 1-6A, XT60 plug and XH balance port, includes abnormal voltage protection and cell error detection, supports firmware update via PC.
Balance charger for Lithium-Ion, LiPo, LiFe, LiHv, 1-4S and NiMh, NiCd 1-12S batteries. This is a small, ultra-portable charger that can be powered from any PD or QC type source, which offers a supply voltage between 5 and 20VDC.

### Balance charger, ToolkitRC, M4, pocket, Type-C power supply, 2-4S, 80W
- Page: https://sigmanortec.ro/en/balance-charger-toolkitrc-m4-pocket-type-c-power-supply-2-4s-80w
- Details: https://sigmanortec.ro/en/llms/p/1614.md
- Price: 308.55 RON
- Availability: In stock; 1-2 zile
- Reference: 7754012 · EAN: 5948643506792
- Specifications: sway: Yes; Power: Over 20W; Number of cells: 4S; Model: M4

Compact charger with balance and IPS color screen, ideal for 1S-4S Lithium batteries at power up to 80W. It is powered directly via USB Type-C with PD or QC protocols or via XT60, has XT60 and XT30 outputs with slide selection for safe connection, includes Storage mode and active cooling for stable use.
Pocket charger, with balance and IPS color screen, from ToolkitRC, is a quality product that can charge Lithium batteries in configurations between 1S and 4S.
The major advantage of this charger is that it can be powered directly through the USB Type-C port or through the XT-60 port.

### PVC heat shrink tube, 140mm, 1 meter, Blue
- Page: https://sigmanortec.ro/en/pvc-heat-shrink-tube-140mm-1-meter-blue
- Details: https://sigmanortec.ro/en/llms/p/1581.md
- Price: 28.42 RON
- Availability: In stock; 1-2 zile
- Reference: 9474 · EAN: 5946904175664

PVC heat shrink tube, width 140mm (folded), length 1 meter, blue color. Circumference 280mm, suitable for insulating 18650 battery packs in 3S configuration. Shrinks at 100 degrees C, with a shrink rate of 48% horizontal and 12% vertical. Resistivity 1x10^15 Ω/cm3 (relative humidity below 65% at room temperature). Ref: 9474.

### PVC heat shrink tube, 170mm, 1 meter, Blue
- Page: https://sigmanortec.ro/en/pvc-heat-shrink-tube-170mm-1-meter-blue
- Details: https://sigmanortec.ro/en/llms/p/1582.md
- Price: 37.61 RON
- Availability: In stock; 1-2 zile
- Reference: 9475 · EAN: 5944541537616

PVC heat shrink tube, 170mm, 1 meter length, Blue color. Insulator for wrapping and protecting battery packs, suitable for 18650 4S configurations. Folded width 170 mm, circumference 340 mm. Shrinks evenly at 100 degrees C, with shrink rate 48% horizontal and 12% vertical. Resistivity 1x1015Ω/cm3.

### PVC heat shrink tube, 190mm, 1 meter, Blue
- Page: https://sigmanortec.ro/en/pvc-heat-shrink-tube-190mm-1-meter-blue
- Details: https://sigmanortec.ro/en/llms/p/1583.md
- Price: 20.51 RON
- Availability: In stock; 1-2 zile
- Reference: 9476 · EAN: 5942304303416

PVC heat shrink tube, folded width 190mm, circumference 380mm, length 1 meter, blue color. Used for wrapping and insulating battery packs, suitable for 5S configurations with 18650 cells. Shrinks at 100 degrees C, with a shrink rate of 48% horizontal and 12% vertical. Resistivity 1x10^15 Ω/cm3 (relative humidity below 65% at room temperature).

### Self-adhesive cardboard insulation for batteries, 120mm, 0.2mm , 1 meter
- Page: https://sigmanortec.ro/en/self-adhesive-cardboard-insulation-for-batteries-120mm-02mm-1-meter
- Details: https://sigmanortec.ro/en/llms/p/1584.md
- Price: 20.32 RON
- Availability: In stock; 1-2 zile
- Reference: 9477 · EAN: 5943598441518

Self-adhesive cardboard insulation for batteries, thickness 0.2mm, width 120mm and length 1 meter. Provides electrical, mechanical and thermal insulation for batteries, reducing the risk of short circuit and friction between cells. Easy to cut to size, useful for assembly and repair work.

### Nickel-plated tape 2P, 0.15x27mm , roll 10M
- Page: https://sigmanortec.ro/en/nickel-plated-tape-2p-015x27mm-roll-10m
- Details: https://sigmanortec.ro/en/llms/p/1586.md
- Price: 101.48 RON
- Availability: In stock; 1-2 zile
- Reference: 9479 · EAN: 5945982272654

Nickel-plated tape 2P, double line, made of nickel-plated steel, thickness 0.15 mm, width 27 mm, 10 m roll. Hole spacing 20.25 mm, compatible with 18650 cells. It is intended for spot welding lithium battery packs, providing stable connections and good conductivity.

### Powerbank Kit, 8P, 18650, Dual USB, QC 3.0, with display, Type-C
- Page: https://sigmanortec.ro/en/powerbank-kit-8p-18650-dual-usb-qc-30-with-display-type-c
- Details: https://sigmanortec.ro/en/llms/p/1578.md
- Price: 73.70 RON
- Availability: In stock; 1-2 zile
- Reference: 9471 · EAN: 5942417749217

Quickly transforms 18650 cells into a high-capacity external battery, supports up to 8 cells in parallel for extended autonomy, offers QC 3.0 fast charging with automatic 5 9 12V selection, has two USB outputs for simultaneous powering of devices, digital display with 0-100 percentage and active protocol, charges via Type-C or MicroUSB, includes LED flashlight function.
Powerbank kit that supports up to 8 18650 lithium-ion cells in parallel. With this kit, an external battery with a capacity of up to 28.000mAh is created when 3500mAh cells are used.
Offers Quick Charge QC 3.0 charging with automatic detection of charging voltage (5, 9 or 12VDC) when the device to be charged is connected.

### Power supply 12.6V, Lithium 3S compatible, 1A, with LED status indicator, 220VAC
- Page: https://sigmanortec.ro/en/power-supply-126v-lithium-3s-compatible-1a-with-led-status-indicator-220vac
- Details: https://sigmanortec.ro/en/llms/p/1561.md
- Price: 34.45 RON
- Availability: In stock; 1-2 zile
- Reference: 7754014 · EAN: 5949332481604
- Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; Nominal Current: 1 A; Number of cells: 3S; Input Voltage Type: AC; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Power supply/charger for Lithium-Ion 3S batteries, with 220VAC input and 12.6VDC output, rated current 1A. Features an LED status indicator (red while charging, green when fully charged) and a 5.5x2.1mm cylindrical connector. Intended for integration into electronic projects, recommended for users with basic technical knowledge.

### Power supply 21.0V, Lithium 5S compatible, 2A, with LED status indicator, 220VAC
- Page: https://sigmanortec.ro/en/power-supply-210v-lithium-5s-compatible-2a-with-led-status-indicator-220vac
- Details: https://sigmanortec.ro/en/llms/p/1562.md
- Price: 52.36 RON
- Availability: In stock; 1-2 zile
- Reference: 7755008 · EAN: 5945974072989
- Specifications: Technology: Lithium Ion; Load voltage: 21.0VDC; Nominal Current: 2 A; Number of cells: 5S; Input Voltage Type: AC; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Power supply with 220VAC input and stable 21.0VDC output, suitable for charging lithium batteries in 5S configuration. Provides a nominal current of 2A and includes an LED status indicator (red while charging, green when fully charged). Connection via a 5.5x2.1mm cylindrical connector. Intended for integration into electronic projects, not a charger for finished consumer products.

### Balance plug protection 2S, XH2.54, 3P
- Page: https://sigmanortec.ro/en/balance-plug-protection-2s-xh254-3p
- Details: https://sigmanortec.ro/en/llms/p/1556.md
- Price: 1.21 RON
- Availability: In stock; 1-2 zile
- Reference: 9444 · EAN: 5947181187258
- Specifications: Number of cells: 2S

Protection for the balance connector of 2S batteries, compatible with XH2.54mm 3-pin connectors. Reduces wire strain when plugging/unplugging from the charger and helps prevent damage over time. Quick to install, provides a firmer grip. Includes 1 protection piece; the balance plug with wires is not included.

### Balance plug protection 3S, XH2.54, 4P
- Page: https://sigmanortec.ro/en/balance-plug-protection-3s-xh254-4p
- Details: https://sigmanortec.ro/en/llms/p/1557.md
- Price: 1.42 RON
- Availability: In stock; 1-2 zile
- Reference: 9445 · EAN: 5944106652488
- Specifications: Number of cells: 3S

Protection for the balance connector of 3S batteries, compatible with XH2.54mm 4-pin plugs. Reduces the risk of wire breakage or loosening when connecting and disconnecting from the charger, providing a more secure grip and easier handling. The package includes 1 protection; the balance plug with wires is not included.

### Balance plug protection 4S, XH2.54, 5P
- Page: https://sigmanortec.ro/en/balance-plug-protection-4s-xh254-5p
- Details: https://sigmanortec.ro/en/llms/p/1558.md
- Price: 1.72 RON
- Availability: In stock; 1-2 zile
- Reference: 9446 · EAN: 5949116177471
- Specifications: Number of cells: 4S

Accessory for protecting the balance connector of 4S batteries, compatible with XH2.54 5-pin plugs. Reduces mechanical stress during connection/disconnection and prevents accidental wire pulling, helping the wiring last longer. Easy to install. Includes 1 x plug protection; the balance plug with wires is NOT included.

### Balance plug protection 5S, XH2.54, 6P
- Page: https://sigmanortec.ro/en/balance-plug-protection-5s-xh254-6p
- Details: https://sigmanortec.ro/en/llms/p/1559.md
- Price: 2.02 RON
- Availability: In stock; 1-2 zile
- Reference: 9447 · EAN: 5945361436035
- Specifications: Number of cells: 5S

Protection for the balance connector of 5S batteries, compatible with XH2.54mm 6-pin connectors. Reduces the risk of wire breakage or loosening during connection and disconnection by absorbing the pulling force. Quick and secure installation. Package includes one protection unit; the plug with wires is not included.

### Balance plug protection 6S, XH2.54, 7P
- Page: https://sigmanortec.ro/en/balance-plug-protection-6s-xh254-7p
- Details: https://sigmanortec.ro/en/llms/p/1560.md
- Price: 2.43 RON
- Availability: In stock; 1-2 zile
- Reference: 9448 · EAN: 5947239177460
- Specifications: Number of cells: 6S

Protection for the balance connector XH2.54, 7-pin, for 6S batteries. Reduces the risk of wires being pulled out when connecting to and disconnecting from the charger. Fits easily onto the balance plug. The package contains a single protector, the wired plug is not included. Reference 9448.

### Dual QC3.0 module, 6-32V at 5V3.4A, 9V2.5A, 12V2A, 24W
- Page: https://sigmanortec.ro/en/dual-qc30-module-6-32v-at-5v34a-9v25a-12v2a-24w
- Details: https://sigmanortec.ro/en/llms/p/1538.md
- Price: 21.30 RON
- Availability: In stock; 1-2 zile
- Reference: 9428 · EAN: 5944841611269
- Specifications: tension: AD; Power: Over 20W; Maximum Input Voltage: 32; Minimum Output Voltage: 5; Maximum Output Voltage: 12; Source Type: descend; Adjustment Type: Fixed; Maximum Output Current: 3.4; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

QC3.0 fast charging module with two USB outputs, ideal for powering and charging devices in cars, DIY projects or industrial equipment. Accepts 6-30VDC and provides up to 24W, with automatic 3-12V output depending on protocol, 90-97% efficiency and overvoltage, overcurrent, short circuit and temperature protections. Power supply via IN pads or 5.5x2.5mm.
QC3.0 fast charging module, with two USB outputs for charging various electronic devices.
The output voltage is automatically adjusted between 3 and 12VDC depending on the protocol detected for Fast Charge (standard 5V).
Specifications:
Supply voltage: 6 - 30VDC
Output: 5V/3.4A, 9V/2.5A, 12V/2A
Maximum power: 24W …

### Power supply 16.8V, Lithium 4S compatible, 2A, with LED status indicator, 220VAC
- Page: https://sigmanortec.ro/en/power-supply-168v-lithium-4s-compatible-2a-with-led-status-indicator-220vac
- Details: https://sigmanortec.ro/en/llms/p/1526.md
- Price: 45.40 RON
- Availability: In stock; 1-2 zile
- Reference: 7755003 · EAN: 5941062457980
- Specifications: Technology: Lithium Ion; Load voltage: 16.8VDC; Nominal Current: 2 A; Number of cells: 4S; Output Voltage: 16.8 VDC; Input Voltage Type: AC; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Power supply with 220VAC input and stabilized 16.8VDC (+-0.3VDC) output, rated current 2A, intended for charging lithium batteries in 4S configuration. Features a 5.5x2.1mm cylindrical connector and an LED status indicator (red while charging, green when fully charged). Intended for integration into electronic projects, not as a charger for finished consumer products.

### Digital charger with LCD, ToolkitRC, M6D, 500W, 2 channels, 1-6S
- Page: https://sigmanortec.ro/en/digital-charger-with-lcd-toolkitrc-m6d-500w-2-channels-1-6s
- Details: https://sigmanortec.ro/en/llms/p/1509.md
- Price: 553.64 RON
- Availability: In stock; 1-2 zile
- Reference: 7756008 · EAN: 5944510756765
- Specifications: sway: Yes; Power: Over 20W

ToolkitRC M6D digital charger with color IPS LCD screen and navigation wheel, for 1-6S batteries. Features 2 channels, maximum power 500W (Sync mode for a single pack) or 2x250W simultaneously. Offers balance charging, per-cell internal resistance measurement and Recycle mode for fast discharge to storage. Input voltage 7-28VDC. Power supply not included.

### Digital balance charger, B6 V3, 80W, Lipo, Li-Ion, LiHv, NiMh, NiCd
- Page: https://sigmanortec.ro/en/digital-balance-charger-b6-v3-80w-lipo-li-ion-lihv-nimh-nicd
- Details: https://sigmanortec.ro/en/llms/p/1508.md
- Price: 288.19 RON
- Availability: In stock; 1-2 zile
- Reference: 7756009 · EAN: 5942897973669
- Specifications: Technology: Lithium Ion; sway: Yes; Power: Over 20W

Professional digital charger with balance for LiPo, Li-Ion, LiHV, NiMh and NiCd batteries, offers precise charging up to 80W and 6A, automatically identifies the number of cells and ensures individual balance. Includes discharge and Storage Mode functions for battery maintenance, internal resistance test and temperature sensor input, with stable microprocessor control and LCD display.
Professional B6 battery charger, 80W, V2 version with blue case, with balance port, discharge function, and battery storage mode.
It features a temperature sensor input, microprocessor control, and automatic cell count detection.

### Powerbank Kit 1S, 18650, 5V
- Page: https://sigmanortec.ro/en/powerbank-kit-1s-18650-5v
- Details: https://sigmanortec.ro/en/llms/p/1361.md
- Price: 10.08 RON
- Availability: In stock; 1-2 zile
- Reference: 9248 · EAN: 5947050957470
- Specifications: Number of cells: 1S; Output Voltage: 5 V; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

Powerbank kit for a single 18650 cell (not included), featuring a battery management module with charge/discharge protection and a step-up converter to 5V. Output voltage 5V DC, output current 1A, charged via MicroUSB, output via USB 2.0 female connector. Nominal battery voltage 3.7V. Dimensions: 96 x 24 x 23mm.

### Dual Powerbank Module, 5V, 2A
- Page: https://sigmanortec.ro/en/dual-powerbank-module-5v-2a
- Details: https://sigmanortec.ro/en/llms/p/864.md
- Price: 12.33 RON
- Availability: In stock; 1-2 zile
- Reference: 9058 · EAN: 5943115072522
- Specifications: Maximum Output Current: 2 A; Output Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

The Dual Powerbank Module, 5V, 2A (ref. 9058) turns a 3.7V Li-ion battery (3.2-4.2V) into a power bank with two USB outputs of 5V, 2A each. Charges via MicroUSB, charging current 1A, status LED, efficiency up to 90%. Overcharge and overdischarge protection. Dimensions: 26 x 69mm.

### USB 5V Boost Module
- Page: https://sigmanortec.ro/en/usb-5v-boost-module
- Details: https://sigmanortec.ro/en/llms/p/434.md
- Price: 2.61 RON
- Availability: Out of stock
- Reference: 33070 · EAN: 5946581138020
- Specifications: tension: AD; Supply Voltage: 1; Maximum Input Voltage: 5; Minimum Output Voltage: 5; Maximum Output Voltage: 5; Source Type: high; Current Adjustment: Not; Voltage Adjustment: Not; Adjustment Type: Fixed; Maximum Output Current: 0.6

Boost voltage module with a female USB output, reference 33070. Accepts an input voltage of 0.9-5V and provides a fixed 5V output, with a maximum output current of 0.6A (600mA). It has no voltage or current regulation. Mainly used in PowerBank projects to convert the voltage of a 3.7V Li-Po cell to 5V for powering or charging devices.

### Battery charging module XH-M602, 220VAC, display, 0-99.9VDC
- Page: https://sigmanortec.ro/en/battery-charging-module-xh-m602-220vac-display-0-999vdc
- Details: https://sigmanortec.ro/en/llms/p/387.md
- Price: 42.20 RON
- Availability: In stock; 1-2 zile
- Reference: 33400 · EAN: 5948404087881
- Specifications: Input Voltage Type: AC

The XH-M602 module automatically maintains battery charge, powered by 220VAC. It monitors battery voltage (0-99.9VDC) and uses a relay (12VDC logic) to switch a charger on/off between set thresholds, adjustable via START/STOP buttons and shown on a display. It does not charge itself, but connects between the charger and the AC supply. Dimensions: 86 x 58 x 24mm.

### XH-M603 12-24V battery charging module with display
- Page: https://sigmanortec.ro/en/xh-m603-12-24v-battery-charging-module-with-display
- Details: https://sigmanortec.ro/en/llms/p/388.md
- Price: 25.03 RON
- Availability: Out of stock
- Reference: 33152 · EAN: 5941822983131
- Specifications: Input Voltage: 12 - 24 VDC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.

XH-M603 module for controlling the charging of 12-24V batteries, with display and buttons to set the start/stop charging thresholds. Works as an intelligent relay, DC 10-30V power input, LM2596 voltage regulator, direct output type. Requires a connected battery to operate, compatible with lead-acid, nickel-cadmium, nickel-metal hydride, lithium-ion, polymer and car batteries.

### Charging module 3.7V lithium battery, with 5V boost
- Page: https://sigmanortec.ro/en/charging-module-37v-lithium-battery-with-5v-boost
- Details: https://sigmanortec.ro/en/llms/p/384.md
- Price: 3.81 RON
- Availability: In stock; 1-2 zile
- Reference: 33365 · EAN: 5944785068051
- Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; tension: AD; Number of cells: 1S; Supply Voltage: 3; Maximum Input Voltage: 4.2; Minimum Output Voltage: 5; Maximum Output Voltage: 5; Source Type: high; Current Adjustment: Not; Voltage Adjustment: Not; Adjustment Type: Fixed; Maximum Output Current: 0.5

Module for building a powerbank from a 3.7V Li-Ion battery (1S). Charges via MicroUSB port at 4.2VDC and outputs a fixed 5VDC via USB female port (voltage boost), maximum output current 0.5A. Includes charge/discharge protection between 3.0 and 4.2V. No balancing, no current or voltage regulation.

### Dual charger for 18650 li-ion batteries
- Page: https://sigmanortec.ro/en/dual-charger-for-18650-li-ion-batteries
- Details: https://sigmanortec.ro/en/llms/p/226.md
- Price: 22.71 RON
- Availability: In stock; 1-2 zile
- Reference: 7754019 · EAN: 5947703238062
- Specifications: Technology: Lithium Ion; Load voltage: 4.2VDC; sway: Not; Number of cells: 1S

Dual charger for 3.7V Li-Ion batteries, compatible with 18650, 16340 and 14500, featuring spring contacts for fixation. LED indicator: red while charging, green when finished. Output voltage 4.2VDC, charging current 600mA, powered by 220VAC. Compact design with foldable plug, dimensions 111 x 42 x 41mm. Cell count 1S, no balance.

### Imax B3 Pro Compact lithium battery charger with balance, 2s and 3s
- Page: https://sigmanortec.ro/en/imax-b3-pro-compact-lithium-battery-charger-with-balance-2s-and-3s
- Details: https://sigmanortec.ro/en/llms/p/227.md
- Price: 42.51 RON
- Availability: In stock; 1-2 zile
- Reference: 7754018 · EAN: 5944439669184
- Specifications: Technology: Lithium Ion; Load voltage: 8.4VDC; sway: Yes; Number of cells: 2S

Compact balance charger for Li-Po and Li-Ion 2S and 3S batteries, ideal for RC applications and lithium batteries. Charges each cell separately for equal voltages and correct charging, operates at 100-240VAC with 8.4V or 12.6V output depending on the battery, offers charging current up to 1.5A and clearly displays status via 3-color LED.
B3 Pro Compact Charger for li-po, li-ion batteries, with cell balancing, for 7.4V (2S) and 11.1V (3S) batteries.
Balancing is done by separately charging each cell so that there are no voltage differences between the battery cells.
This ensures the correct charging of batteries by charging each cell to the same values.

### Universal dual Ni-Mh charger AA, AAA, 9V
- Page: https://sigmanortec.ro/en/universal-dual-ni-mh-charger-aa-aaa-9v
- Details: https://sigmanortec.ro/en/llms/p/228.md
- Price: 30.15 RON
- Availability: In stock; 1-2 zile
- Reference: 7754006 · EAN: 5945140481577

Universal dual charger for Ni-MH AA, AAA rechargeable batteries and 9V battery, powered by 220VAC. It has 2 slots for AA/AAA and 1 slot for 9V, LED charging indicator and an integrated timer for automatic shutoff. Output voltage AA/AAA: 1.2VDC, current 120mA; output voltage 9V: 9VDC, current 15mA.

### Modular battery holder 18650, 5x3
- Page: https://sigmanortec.ro/en/modular-battery-holder-18650-5x3
- Details: https://sigmanortec.ro/en/llms/p/2161.md
- Price: 5.80 RON
- Availability: In stock; 1-2 zile
- Reference: 9989 · EAN: 5943975488624

Modular battery holder for 18650 cells, 5x3 configuration, holds up to 15 18650 cells at the correct spacing between them. Made of durable plastic, black color, inner diameter 18.5 mm. Side tabs allow connecting multiple modules to create custom shapes and sizes. Contents: 1 x modular holder 5x3.

### 18650 battery tester, color LCD, 4 channels, charge, discharge and internal resistance
- Page: https://sigmanortec.ro/en/18650-battery-tester-color-lcd-4-channels-charge-discharge-and-internal-resistance
- Details: https://sigmanortec.ro/en/llms/p/2025.md
- Price: 152.63 RON
- Availability: In stock; 1-2 zile
- Reference: 9835 · EAN: 5945137310088

18650 battery test module with color LCD and 4 independent channels, for charging, discharging and evaluating internal capacity and resistance. Displays voltage, current and accumulated capacity, runs automatically up to 9 cycles, discharges up to 1A per cell with active cooling, allows testing in 18650 slots or by direct connection to wires.
Tester module for 18650 batteries, with the function of charging and discharging batteries, which allows precise evaluation of internal resistance and capacity on four independent channels, being ideal for performance testing and separating batteries based on their characteristics.

### Modular 18650 battery holder
- Page: https://sigmanortec.ro/en/modular-18650-battery-holder
- Details: https://sigmanortec.ro/en/llms/p/1437.md
- Price: 1.00 RON
- Availability: In stock; 1-2 zile
- Reference: 9331 · EAN: 5942035796075
- Specifications: Technology: Lithium Ion

Modular ring-type bracket for cylindrical 18650 batteries, used for assembling battery packs. It quickly joins with other modules on all sides and has stoppers for a firm fit on the cell head. Made of resistant black plastic, internal diameter 18.3 mm, dimensions 22 x 22 x 0.8 mm. Technology: Lithium-Ion.