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12KW Off Grid Solar System – Wall-Mount 110V/220V (2-Battery)
Details
This system includes two 51.2V 300Ah LiFePO₄ batteries, providing a total of 30.72kWh of energy storage. With up to 29kWh of usable capacity, it can typically provide:
- Up to 27–29 hours of backup for light household loads
- Approximately 13–15 hours for a typical home
- Around 5–6 hours for heavier residential or small commercial loads
- Approximately 2.5 hours at the inverter's full 12kW output
Combined with 11.16kW of high-efficiency solar panels, the system delivers reliable day-and-night power for homes, villas, Airbnb properties, farms, offices, and businesses.
System Components
| Item | Model | Description | Qty |
|---|---|---|---|
| 1 | Mono Solar Panel Perc Class A+ | 40.8V 620W | 2382×1134×30mm | N.W.: 33KG | 18 |
| 2 | PV Combiner Box | IP65 Plastic combiner box with DC Circuit breaker 2P63A, DC SPD 2P20-40kA DC500V, and DC Fuse DC500V 32A | 1 |
| 3 | MPPT+Inverter Integrated Machine | DC48V/12KW | AC: 120V/240V 50/60Hz | MPPT qty: 2 | MPPT current: max 22A | AC current: max 63A | PV voltage: 90–450V | Max PV input power: 6000W×2 | Communication: RS232/RS485/dry contact | Lithium ion communication: RS485 with BMS | 1 |
| 4 | LifePO4 Battery (15.36KWh × 2pcs) | Wall-mounted | BMS LCD display | 51.2V 300AH | Accessories: Positive red wire×1, Negative black wire×1, Network communication line×1 | 2 |
| 5 | PV Cable | 4 square millimeter PV line | 100 meters red line, 100 meters black line | 1 |
| 6 | MC4 Connector | MC4 connectors | 18 |
| 7 | Mounting Structure | Aluminum alloy photovoltaic support (for reference, not final installation scheme) | 1 |
Warranty
- Solar Panels: 10-year warranty
- Batteries: 5-year warranty
- Inverters: 2-year warranty