Step-down voltage converter, 12-24V to 5V, 3A, 15W, with USB-C

In Stoc

Quickly powers USB-C devices from 12-24V sources, car, batteries, or solar systems, providing stable 5V up to 3A, 15W. Efficient buck converter with up to 91% efficiency, featuring overcurrent, short circuit, and overheating protection, compact design for easy integration into DIY projects, boats, or mobile installations.

72.15 RON

DC-DC Buck Converter Module with USB QC3.0 Fast Charging

In Stoc

Compact buck converter with USB output for powering and fast charging compatible QC3.0 devices, automatically adjusts the voltage between 3 and 12V depending on the protocol, operates on a wide 6-30V input from car, batteries, or solar, delivers up to 24W with 90-97% efficiency, ideal for DIY projects and mobile charging stations.

6.92 RON

Power supply 220VAC, connector 5.5x2.5mm, at 8.4V, lithium 2S charging, 1A

In Stoc

Charger adapter for Li-Ion 18650 batteries in 2S configuration, provides a stable 8.4V 1A output for proper power supply and charging. It accepts universal input 100-240VAC, has a 5.5x2.5mm plug with center positive, outer negative polarity, suitable for 2S packs and compatible charging circuits.

19.98 RON

Letcon tip vârf T690-B pentru AE690D

In Stoc

The soldering tip MODEL T690-B for AE690D is designed for users who need rapid thermal transfer, stable operation, and good durability over time. Made of copper with corrosion protection, this tip ensures high thermal conductivity and is suitable for lead-free soldering.

11.49 RON

Universal Switching Power Supply EVD/DVD – +5V / +12V / -12V, 18W

In Stoc

The compact power supply module for DVD, EVD, decoders, and audio-video equipment converts 100-265VAC into stable DC voltages of +5V, +12V, and -12V, delivers up to 18W, is based on the VIP22A for efficiency and reliability, includes overcurrent, overvoltage, and overtemperature protection, and integrates easily thanks to its small size.

21.60 RON

Panel Type-C Connector, Female, with JST PH 2.0mm

In Stoc

Simple solution for adding a USB Type-C power input on panels and enclosures, it mounts securely with a thread, nut, and sealing ring, includes a flexible cable of approximately 15 cm, terminated with a 2.0mm JST PH connector with 2 pins for quick connection to VCC and GND, supporting up to 24V and 2A, without active components.

7.34 RON

Micro USB male cable for power supply, with 2 wires

In Stoc

Practical solution for DIY power supply via Micro USB, ideal when you only need power without data. It has a male Micro USB connector on one end and two loose wires, red VCC and black GND, on the other for direct soldering or quick integration into projects. Length 50 cm, flexible PVC cable, recommended current up to 3A.

8.13 RON

Automatic Voltage Regulator (AVR) AS440

In Stoc

Automatic voltage regulator for brushless synchronous generators, maintains voltage stability in industrial applications with ±1% accuracy. Compatible with 100-130 VAC or 190-264 VAC sensing at 50/60 Hz, provides excitation up to 82 VDC with 4 A continuous and 7.5 A peak, includes underfrequency and excitation overload protection, and allows external adjustment and droop for parallel operation.

266.78 RON

Induction Heating Module, ZVS, 1000W, 12–48V, 20A

In Stoc

Compact solution for rapid heating of metals by induction, useful for localized heat treatments, hardening, annealing, or small melting tasks. Operates at 12-48V DC and delivers up to 1000W, with ZVS switching for high efficiency and stable heating. Robust construction with power MOSFETs, double-sided PCB, and included heatsink, with simple connection to the working coil.

227.17 RON

DC-DC Buck Converter Module 5-80V to 5V, 1.25A

In Stoc

DC-DC buck converter for obtaining a stable 5V supply from variable sources between 5 and 80V, ideal for USB, Arduino and control modules. It provides up to 1.25A continuous, efficiency above 90% and very low standby consumption, the aluminum substrate helps with thermal dissipation for reliable operation in industrial and automotive applications.

15.60 RON

DC-DC Buck Converter Module 5-80V to 9V, 1.25A

In Stoc

DC-DC step-down buck converter, ideal for obtaining a stable 9V supply from sources with wide variations between 5 and 80V. It delivers up to 1.25A continuous, over 90% efficiency for reduced losses, extremely low standby consumption, and an aluminum substrate for efficient heat dissipation. Suitable for Arduino on VIN, wireless modules, motor drivers, and embedded systems.

14.94 RON

Clamp Meter PN106, 4000 counts, True-RMS, NCV, Voice broadcast

In Stoc

Compact clamp meter for fast and safe measurements in electrical panels, HVAC, or automotive applications, it measures AC and DC current without contact and voltage up to 600V. True RMS technology provides accurate readings even on distorted waveforms, while NCV detects the presence of voltage without contact. The backlit LCD screen and Data Hold function ensure easy reading in tight spaces.

235.44 RON

New

Bidirectional UPS Module, compatible with 3S Lithium, 12–15V

In Stoc

Compact UPS solution for uninterrupted power supply to DC equipment, automatically switches to a 3S Li-Ion battery when the source fails and returns to charging when voltage is restored. Bidirectional charging and discharging on the same port, up to 50W with 4A continuous, overload and short-circuit protection, LEDs for charging and consumption status.

44.85 RON

Individual spring-type contacts, DIY batteries

In Stoc

Spring-type individual contacts for DIY battery packs, made of nickel-plated steel, offer good conductivity and corrosion resistance. They are press-fit onto the ends of cylindrical batteries A, AA, CR2, CR123A, 18650, 21700, ensuring stable contact even under vibration. Quick snap-in mounting on the housing wall, ideal for 3D-printed cases, suitable for holders, chargers, and portable devices. Set of 2 pieces.

2.98 RON

Spring-type contact set, dual port, for DIY batteries

In Stoc

Spring-type dual-port contacts for DIY batteries, made of nickel-plated steel for good conductivity and corrosion resistance. They snap on by pressure to the end of the casing of cylindrical A, AA, CR2, CR123A, and 18650 batteries, providing a secure and detachable connection. The spring maintains constant pressure and reduces interruptions from vibration, ideal for holders, chargers, and portable devices. Includes 2 dual contacts.

4.77 RON

USB-A male to 2-wire cable, DC power supply

In Stoc

Ideal for DC power supply from a USB-A port in DIY projects or for replacing damaged cables, it offers a simple connection without data transfer. It has a USB-A male connector on one end and 2 VCC and GND wires on the other, ready to be soldered into the circuit, 50 cm long, flexible PVC insulation, recommended for currents under 3A.

9.56 RON

Dual Digital Thermometer, 0.28" LED display, 4-28V, 2 NTC Sensors

In Stoc

Monitorize simultaneously the temperature from two points, ideal for automotive, industrial, or DIY projects. Displays in real time on a clear 0.28-inch LED display, operates on a wide 4-28V power supply, includes 2 sealed NTC sensors with approximately 1 m cable for flexible mounting in air, liquids, or on surfaces. Measures between -20 and 100°C, quick plug and play installation.

35.88 RON

Lead-Acid Battery Charging Module, CN3768, AC-DC, 12V

In Stoc

Charging module for 12V lead-acid batteries with CN3768, ideal for UPS systems, security systems, and emergency lighting. It offers intelligent 3-stage CC CV float charging for longer service life, accepts 12-20V AC or 15-30V DC input, delivers up to 4A with over 90% efficiency, and includes overvoltage, overheating, and reverse polarity protection, with an LED for charging status.

33.09 RON

Li-Ion 3.7V charging module, 600mA, with USB Type-C

In Stoc

Compact solution for charging a single 3.7V Li-Ion cell up to 4.2V, powered simply via USB Type-C from any 5V charger. It provides a 600 mA charging current for a good balance between speed and safety, has two LEDs for power status and full charge, and its stand-by consumption below 1 µA and very small dimensions make it ideal for DIY projects and portable devices.

5.15 RON

NE555 Timer Module, Off-Delay, 12V

In Stoc

Compact solution for the automatic stopping of a task after a set time, operates at 12 VDC and uses delay-off timing, the relay engages immediately on power-up and disengages after 0-60 s adjustable from the potentiometer. 10A relay for controlling lighting, fans, or pumps, integrated LED for relay status, compact dimensions for easy installation.

13.61 RON

Auto Connector Kit 2.8mm, 580 pieces, 2-9 Pins, Female and Male Terminals

In Stoc

Professional kit for making and repairing automotive wiring, ideal for cars, motorcycles, and scooters. Includes 580 pieces with male and female terminals of 2.8mm, for fast and stable connections. The PA66 flame-retardant plastic housings resist heat and wear, and the hook system securely locks the terminals, reducing the risk of loosening due to vibration. Compatible with 2-9 pin connectors for multiple applications.

75.55 RON

Adjustable Power Supply, Wanptek TPS605, 60V, 5A, 300W

In Stoc

The adjustable power supply for testing and servicing provides 0-60V and 0-5A with power up to 300W, LED display with precise reading for voltage, current, and power, fast control via encoder with fine adjustment, automatic CV/CC switching for stability, OVP, OCP, OTP protections, and an intelligent fan for safe operation.

611.01 RON

Banana cable 4mm to 4mm, 1000V 15A, Black, 1m

In Stoc

Test cable with 4mm banana connectors at both ends, ideal for quick connections between measuring instruments, power supplies, and circuits in the laboratory. Provides stable connection and good conductivity, with durable silicone insulation and safety up to 1000V, supports up to 15A, length 1m, black color.

15.42 RON

Banana cable 4mm to 4mm, 1000V 15A, Yellow, 1m

In Stoc

Test cable with 4mm banana connectors at both ends, ideal for quick connection of measuring instruments, power sources, and circuits in the laboratory. Offers stable conductivity and secure contact through solid connectors, temperature-resistant silicone insulation, supports up to 1000V and 15A, 1m length for easy handling.

15.42 RON

New

Li-Ion and Lead-Acid Battery Level Indicator Display Module, 3S-15S, LCD

In Stoc

Displays the battery charge percentage quickly for Li-Ion and lead-acid batteries, direct connection to terminals for real-time monitoring, compatible with 3S-15S and 12-48V systems, LCD with blue backlight visible in any conditions, very low power consumption under 5mA, and good accuracy of approximately ±1%, simple button configuration without software.

65.17 RON

New

Bidirectional UPS Module, compatible with 2S Lithium, 9–10V

In Stoc

Compact UPS solution for uninterrupted power supply to DC equipment, uses 2S Li-Ion batteries and automatically switches to battery when the source fails. Bidirectional charging and discharging through the same port, current up to 4A continuous, 6A peak, integrated protections against overcharge and overdischarge, LEDs for charging status and load level, ideal for embedded projects and light industrial systems.

44.15 RON

Addressable LED Strip Quick Connector, 10mm, 3P, with wires

In Stoc

Quick connector with wires for 10mm addressable LED strips, 3 pins, allows for quick cutting and reconnection without soldering. Easy to install by opening the cover, inserting the strip and closing for secure fixation. Compatible with 3P WS2812 type strips, 15 cm cable for convenient connections, durable PVC body for stable use in LED projects.

4.61 RON

Quick Connector LED Strip 8mm, 2P, with wires

In Stoc

Quick connector with wires for uninsulated 3528 or 5050 LED strips, allows cutting and reconnecting without soldering, for quick and safe installation. It is fixed by a lid with closure, is compatible with 8 mm and 2-pin strip, includes 15 cm cable for flexible connections, durable PVC housing for stable use in lighting installations.

2.38 RON

Test hook with Dupont female, GREEN

In Stoc

Test hook with female Dupont connector, ideal for quick and secure connection to logic pins during measurements with logic analyzer or other instruments. Offers firm clip-type grip, approximately 28 cm flexible cable for easy access during assembly, GREEN color test terminal for quick identification, random color wire. Contains 1 piece.

2.47 RON

DC Digital Tester, DT24PW, 8-240V, 100A, Bluetooth

In Stoc

Advanced DC voltammeter for precise measurements in battery testing and DC source monitoring, clearly displays voltage, current, power, energy, capacity and temperature on a 2.4 inch HD color screen. Includes external bidirectional shunt for up to 100A and temperature probe. Bluetooth connection to PC, iPhone or Android for real-time monitoring and OTA update.

264.78 RON

Switch without retention, 3 positions, with return, SHT80

Non-latching switch, 3 positions, with return, SHT80, R8016A-P14

In Stoc

3-position MOM-OFF-MOM momentary switch, automatically returns to the center position when released, ideal for temporary controls in automation, industrial and electronic equipment. Offers high reliability, up to 50,000 electrical cycles, supports 5A at 125 VAC, has compact panel mounting 15.3 x 12.7 mm and operates between -30 and 85°C.

14.14 RON

Rocker switch, without retention, with return, 3 positions

Rocker switch, non-latching, with return, 3 positions, KCD1-123

In Stoc

Panel rocker switch with momentary action and automatic return to the center position, ideal for temporary controls in electronic projects and industrial applications. It has 3 positions MOM-OFF-MOM, flat surface for safe operation, 3 pins for quick connection, supporting up to 250V and 6A, in a compact 15 x 21 mm housing, black color.

4.62 RON

Induction module 15W, Type-C, 5-9V

In Stoc

The QI wireless charging module for integration into projects and charging stations offers up to 15W depending on the power source, USB power supply with QC 5V or 9V support, and automatic voltage selection. It can also be powered directly on the PCB between 5 and 9V. It automatically identifies the device for optimal power, efficiency over 70%, and works through plastic or wood up to 3mm.

37.92 RON

AC-DC power supply, 13.8V, 5A

In Stoc

Switching transformer for converting AC 110/220V to stable DC 13.8V, 5A, ideal for LED, CCTV, security, intercom and access control systems. Provides constant 70W power supply for safe operation, with overload, short circuit and overvoltage protection, in a compact 159x98x42 mm housing.

90.45 RON

ISDT C4 EVO battery charger, 8A, 6 channels, 18650, AA, AAA

In Stoc

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.

616.19 RON

Solid State Relay, SSR-25DD, 25A, 5-200VDC

In Stoc

Solid state DC-DC relay for precise switching of DC loads, ideal for automation and industrial applications. Supports up to 25A, controls 3-32VDC and switches 5-200VDC, without mechanical contacts for silent operation and long life. Has status LED and photocoupler isolation for safe control and fast response.

37.81 RON

Active balance mode, LiFePo4 and Li-Ion, 1.5A, 3S

In Stoc

Active capacitive balancing module for 3S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells for uniform voltages and better autonomy, offers balancing current up to 1.5A depending on voltage difference, high accuracy of 3mV, low consumption with hibernation below 2.5V, includes operating LED and 30 cm 22AWG cable.

30.19 RON

Active balance mode, LiFePo4 and Li-Ion, 1.5A, 4S

In Stoc

Active capacitive balancing module for 4S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells for uniform voltages and reduces the risk of unbalance. Provides balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low power consumption and hibernation protection below 2.5V. Integrated LED for balancing indication.

41.75 RON

Active balance mode, LiFePo4 and Li-Ion, 1.5A, 5S

In Stoc

Active capacitive balancing module for 5S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells to maintain uniform voltages and prevent imbalance. Provides balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low consumption with automatic hibernation below 2.5V and LED indicator for operation.

48.39 RON

Active balance module, LiFePo4 and Li-Ion, 1.5A, 6S

In Stoc

Active capacitive balancing module for 6S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells for fast voltage equalization and reduced risk of unbalance. Offers balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low power consumption and automatic hibernation below 2.5V, with status LED for easy monitoring.

51.98 RON

Active balance module, LiFePo4 and Li-Ion, 1.5A, 7S

In Stoc

Active capacitive balancing module for 7S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells for uniform voltages and better autonomy. Provides balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low consumption with hibernation below 2.5V. Includes 30 cm 22AWG cable and status LED for quick monitoring.

67.78 RON

Active balance module, LiFePo4 and Li-Ion, 1.5A, 8S

In Stoc

Active capacitive balancing module for 8S LiFePO4 and Li-Ion packs, transfers energy between adjacent cells to maintain equal voltages and prevent unbalance. Provides balancing current up to 1.5A depending on voltage difference, 3mV accuracy, very low power consumption and hibernation protection below 2.5V. Includes work LED and 22AWG cable.

76.91 RON

Pair of banana connectors, 3.5mm , Gold Plated

In Stoc

Gold-plated 3.5mm banana plugs for secure and efficient connections between battery, ESC and motor in RC applications. The gold layer provides high conductivity and low resistance to current, supporting up to 50A continuous. Compatible with up to 12AWG wire and easy to solder, the set includes male and female for quick and reliable connection.

2.20 RON

18650 battery tester, color LCD, 4 channels, charge, discharge and internal resistance

In Stoc

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.

152.63 RON

USB charger, Lithium battery 2S, 7.4V, 3P

In Stoc

Compact solution for charging 2S Li-Ion batteries 7.4V to 8.4V, direct power supply via 5V USB compatible with phone chargers and powerbanks, IC control with automatic shutdown at full charge and balancing on each cell for uniform voltages, SM-3P connector and status LED for quick monitoring.

30.64 RON

Termostat control rotativ, cu sonda, mecanic, 250VAC, 16A

Rotary control thermostat, with probe, mechanical, 250VAC, 16A, 30-110 degrees C

In Stoc

Mechanical temperature controller with rotary adjustment and probe, ideal for household appliances and industrial equipment, switches reliably to maintain the set temperature, supports up to 250VAC and 16A, covers the range of 30-110°C, has robust construction and fast-response sensor, lifespan over 100,000 cycles.

41.08 RON

Type-C panel connector, Female, with wires

In Stoc

Type-C female panel connector with 2 wires for power, ideal for quick integration into cases and panels without soldering on the board. Offers bidirectional connection for charging or discharging, has a screwless panel locking system, includes approx. 10 cm wires and a compact 5.5 x 13.5 mm cutout. Compatible with USB-C plugs, for power only, no data transfer.

4.85 RON

Portable EMF tester, electromagnetic field, BSIDE K7, with LCD

In Stoc

Portable tester for detecting electromagnetic and electric fields around equipment, useful for quick checks in the office, at home or in the service. Large LCD display with backlight for clear reading, 3 internal sensors for stable measurements, audible alarm when exceeding thresholds and thermometer function for ambient temperature, includes integrated LED flashlight.

241.33 RON

Electronic components

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