The 500W MPPT Pure Sine Wave Grid Micro Inverter is a high-performance solution for maximizing solar energy output and seamlessly feeding power into the utility grid. Designed for photovoltaic systems, this grid-tied inverter features advanced Multi Power Point Tracking (MPPT) technology with over 99% tracking efficiency, ensuring you get the most from your solar modules.
Powered by a high-speed, high-specification MCU, the inverter delivers reliable, efficient operation and supports both 12V and 24V battery systems. The pure sine wave output ensures compatibility with sensitive electronics and household appliances, while the high-frequency transformer and advanced anti-islanding technology provide robust safety and system protection.
The inverter’s modular design, lightweight construction, and LED status indicators make installation, operation, and maintenance straightforward. With parallel input support, you can easily adjust the power rate for your grid connection. The unit is protected against islanding, short-circuit, low voltage, over-voltage, and over-temperature, and is suitable for outdoor use with an IP22 rating.
Technical Specifications
- Rated Power: 500W
- Input Voltage: 12V (16–28V PV) / 24V (26–45V PV)
- PV Max Input Power: 500W
- MPPT Voltage Range: 11–21VDC (12V) / 22–34VDC (24V)
- MPPT Efficiency: >99%
- Max DC Current: 40A (12V) / 30A (24V)
- AC Output: 220VAC (190–260VAC) or 120VAC (90–135VAC)
- Frequency: 50Hz (48–52Hz) or 60Hz (58–62Hz)
- Power Factor: >98%
- THD: <5%
- Stable Efficiency: Up to 88%
- Protection: Islanding, short-circuit, low/over voltage, over-temperature
- Cooling: Fan
- Waterproof Grade: IP22 (outdoor design)
- LED Status: R&G&B LED
- Standby Power: <1W
- Compatible Panels: Monocrystalline, polycrystalline, thin-film
- Net Weight: 1.8kg
- Dimensions: 22.2 × 16.2 × 5.5 cm
Package Includes
- 1 × 500W MPPT Pure Sine Wave Grid Micro Inverter
- 1 × AC Cable
For installation guides, technical support, and compatible accessories, visit our Solar Power Collection. Explore more micro inverters and solar solutions in our Renewable Energy Range.
| Rated Power | GTN-500ADJ12 | GTN-500ADJ24 |
| Input (DC) | ||
| PV open voltage range | 16V-28V | 26V-45V |
| PV MAX input power(W) | 500W | 500 |
| MPPT Voltage range(V) | 11-21VDC | 22-34VDC |
| MPP tracking efficiency | >99% | |
| MAX.DC current(A) | 40A | 30A |
| Suitable for Battery voltage(V) | 12V | 24V |
| Battery Low Voltage | 11V | 22V |
| Protection(V) | ||
| Output(AC) | ||
| PV mode AC MAX output (W) | 500 | |
| Battery mode Max output power | 250W(with 14V or above) | 320W |
| AC output range | 220VAC(190-260VAC) or | |
| 120VAC(90-135VAC) | ||
| Frequency range | 50Hz(48~52) or 60Hz(58~62) | |
| Power Factor | >98% | |
| THD | <5% | |
| Phase Shift | <1% | |
| Stable real efficiency / 120V | 85% | 86% |
| Stable real efficiency / 220V | 86% | 88% |
| Other electrical data | ||
| Protection | Islanding; Short-circuit; Low | |
| Voltage; Over Voltage; Over temperature Protection | ||
| Work Temperature | ‘-25°C~ 65°C | |
| Work Humidity | 0%~90%RH non-condensing | |
| Grade of Waterproof | Outdoor design IP22 | |
| LED Show | R&G&B LED | |
| Cooling | Fan | |
| Stand-by Power | <1W | |
| Matching component: | Monocrystalline | |
| ,polycrystalline , thin-film solar panels. | ||
| Mechanical data | ||
| Net Weigtht | 1.8kgs/pc | |
| Gross Weight | 2.0kgs/pc | |
| Machine size(LxWxH) | 22.2×16.2×5.5CM | |
| Packing Size (LxWxH) | 30x22x12CM |
500W-12V Battery
500W-24V Battery






















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