15Kwh MUST Lithium Ion Battery
Typical Specifications
Capacity: ~15 kWh (≈15.36 kWh)
Voltage: 48 V / 51.2 V system
Battery capacity: ~300 Ah
Battery type: LiFePO₄
Cycle life: 6000+ cycles at 80% depth of discharge
Built-in BMS: protects from overcharge, over-discharge, overheating
Communication: CAN / RS485 (for inverter communication)
Expandable: multiple batteries can connect in parallel for larger systems
What a 15 kWh Battery Can Run
Approximate backup time depending on load:
| Load | Runtime |
|---|---|
| 1 kW house load | ~15 hours |
| 2 kW load | ~7 hours |
| 5 kW load | ~3 hours |
This makes it suitable for:
Large home solar systems
Off-grid houses
Offices or shops
Backup power systems
Advantages
Much longer life than lead-acid batteries
No maintenance (no water topping)
Faster charging from solar or grid
Higher usable capacity (80–95% usable)
Things to Check Before Buying
Inverter compatibility (MUST, Growatt, Deye, Victron etc.)
Warranty (usually 5–10 years)
BMS communication protocol
Installation space (≈120–150 kg battery)
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