# Voltage Inverters

> DC-AC inverter modules and drivers, on-grid solar microinverters, three-phase frequency inverters and accessories like EGS002B

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

## Products (8)

### Inverter module 12VDC to 220VAC, 500W
- Page: https://sigmanortec.ro/en/inverter-module-12vdc-to-220vac-500w
- Details: https://sigmanortec.ro/en/llms/p/2105.md
- Price: 103.95 RON
- Availability: In stock; 1-2 zile
- Reference: 9937 · EAN: 5946120255003
- Specifications: Power: Over 20W; Maximum Controlled Power: 500; Input Voltage: 12VDC; Output Voltage: 220VAC; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: AC

Efficiently converts 12V DC to 160V, 220V or 380V AC for fast powering of non-inductive consumers such as LED lamps, chargers, power supplies and general purpose electronics. Offers 500W nominal power, stable square wave conversion at about 20kHz, no-load consumption approximately 0.35A, compact 80x70mm format for easy integration.
500W boost inverter module board for converting voltage from DC 12V to AC 220V/380V, ideal for various applications.
The inverter provides stable and efficient voltage conversion but generates high-frequency square waves, making it incompatible with inductive devices.

### AC Driver 2.2KW, 220VAC to 0-380VAC, 0-320HZ, VF, RS485
- Page: https://sigmanortec.ro/en/ac-driver-22kw-220vac-to-0-380vac-0-320hz-vf-rs485
- Details: https://sigmanortec.ro/en/llms/p/2119.md
- Price: 963.37 RON
- Availability: In stock; 1-2 zile; not available for online orders
- Reference: 9953 · EAN: 5949097818639
- Specifications: Power: Over 20W; Input Voltage: 220 V; Output Voltage: 0 - 380 V; Input Voltage Type: AC; Output Voltage Type: AC

Converts single-phase 220VAC input to three-phase 0-380VAC, 0.1-320Hz output for precise control of motors up to 2.2kW in pumps, fans, conveyors or machine tools. Offers V/F and space vector control, automatic torque boost and PID control, plus RS485 MODBUS communication for easy integration. Includes clear digital display and essential protections against voltage variations and overcurrent.
AC driver module that converts single-phase 220VAC voltage into three-phase voltage in the range 0-380VAC, 0-320HZ, allowing control of three-phase motors up to 2.2KW.
It provides efficient and precise control of electric motors with a maximum power of up to 2.2KW.

### Pure sine wave inverter driver module, EGS002B, 5V
- Page: https://sigmanortec.ro/en/pure-sine-wave-inverter-driver-module-egs002b-5v
- Details: https://sigmanortec.ro/en/llms/p/2187.md
- Price: 39.85 RON
- Availability: In stock; 1-2 zile
- Reference: 88027 · EAN: 5945174376719
- Specifications: Input Voltage: 5 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: AC

Control driver for pure sine wave inverters, with SPWM precisely generated by EG8010 and drive for MOSFET or IGBT through 2 x GNVS2113S. It offers under-voltage or over-voltage, over-current, and over-temperature protection, includes 50Hz, 60Hz frequency selection or 0-100Hz, 0-400Hz adjustment. Ideal for UPS, photovoltaic, and off-grid systems, with real-time feedback and low distortion.
The EGS002 control module is dedicated to the construction of pure sine wave inverters, using SPWM (Sinusoidal Pulse Width Modulation) technology. It is equipped with the EG8010 chip for generating a high-precision SPWM signal and two GNVS2113S drivers for controlling MOSFET or IGBT transistors.

### LCD display for EGS002B, 1602
- Page: https://sigmanortec.ro/en/lcd-display-for-egs002b-1602
- Details: https://sigmanortec.ro/en/llms/p/2188.md
- Price: 40.95 RON
- Availability: In stock; 1-2 zile
- Reference: 88028 · EAN: 5941816915674

1602 LCD display (2x16 characters) for the EGS002B board fitted with the EG8010 chip. Connects directly to the board's LCD port via a pin connector and is powered from the driver board. Displays inverter voltage, frequency, consumption and temperature in real time, without requiring additional programming. Dimensions: 3.5x2.2x1.2cm.

### Frequency inverter, three-phase 380V, HSD3000, 4 kW
- Page: https://sigmanortec.ro/en/frequency-inverter-three-phase-380v-hsd3000-4-kw
- Details: https://sigmanortec.ro/en/llms/p/2377.md
- Price: 991.41 RON
- Availability: In stock; 1-2 zile
- Reference: 88195 · EAN: 5942630261909
- Specifications: Input Voltage: 380 V; Input Voltage Type: AC; Output Voltage Type: AC; Model: HSD3000; Rated power: 4 kW; Number of phases: 3

Robust solution for controlling the speed of three-phase motors in industrial applications such as pumps, fans, processing machines, and automated lines. 380V three-phase power supply and 4kW power, fine speed adjustment through 0-400Hz frequency. Offers 0-10V or 4-20mA analog control and RS485 Modbus communication for integration with PLC or SCADA. Includes electrical protections and DIN rail mounting.

### Solar Microinverter, On-Grid, GMI-300W, 180-280VAC
- Page: https://sigmanortec.ro/en/solar-microinverter-on-grid-gmi-300w-180-280vac
- Details: https://sigmanortec.ro/en/llms/p/2157.md
- Price: 502.97 RON
- Availability: In stock; 1-2 zile
- Reference: 9983 · EAN: 5943099272802

On-grid microinverter for integrating 18-50VDC photovoltaic panels and direct injection into the 180-280VAC grid, simply connects to the 220V socket and automatically synchronizes with the grid voltage and frequency. Integrated MPPT permanently optimizes the yield in variable light, high efficiency and silent operation through passive cooling. Complete protections and automatic shutdown in case of grid failure.
GMI-300W microinverter for integrating photovoltaic panels (18-50VDC) into an on-grid system. It allows direct injection into the electrical grid (180-280VAC) of the energy produced by solar panels, through perfect synchronization with the AC electrical grid.

### Inverter module 12VDC to 12VAC, 50Hz, 100W, IV1212TA
- Page: https://sigmanortec.ro/en/inverter-module-12vdc-to-12vac-50hz-100w-iv1212ta
- Details: https://sigmanortec.ro/en/llms/p/1847.md
- Price: 55.03 RON
- Availability: In stock; 1-2 zile
- Reference: 9726 · EAN: 5944701308568
- Specifications: Power: Over 20W; Maximum Controlled Power: 100 W; Input Voltage: 12 V; Output Voltage: 12 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: AC; Model: IV1212TA

Inverter module IV1212TA, converts 12VDC to 12VAC, square wave, output frequency 50Hz finely adjustable. Output power up to 100W without cooling or 200W with active cooling, maximum output current 10A. Accepted input voltage range 8-15VDC, output voltage equals input voltage. Features reverse polarity protection. Operating temperature -25C~85C, dimensions 66 x 40mm.

### Driver module 12V to 220VAC, 300W, 50Hz, Flat Wave type
- Page: https://sigmanortec.ro/en/driver-module-12v-to-220vac-300w-50hz-flat-wave-type
- Details: https://sigmanortec.ro/en/llms/p/372.md
- Price: 53.52 RON
- Availability: In stock; 1-2 zile
- Reference: 33505 · EAN: 5942986706765
- Specifications: Power: Over 20W; Input Voltage: 12 V; Output Voltage: 220 V; Input Voltage Type: “DC” in Romanian can mean **“de ce”**, which translates to **“why”** in English.; Output Voltage Type: AC

Flat Wave inverter driver module, 12VDC power supply, designed to drive a 12V-0-12V mid-tap transformer to obtain 220VAC at 50Hz. Supports transformers up to 300W, has compact dimensions of 80 x 65 mm and 35 mm radiator for efficient heat dissipation, ideal for off-grid applications and battery power supplies.
Specifications:
Power supply voltage: 12VDC
Output voltage: connected with a "Center Tap" (https://en.wikipedia.org/wiki/Center_tap) to 12V + 12V
Maximum transformer power used: 300W
Dimensions mm: 80 x 65mm
Applicable transformers: steel core transformer 220V Variable 12V ~ 0 ~ 12V …