Deye SE-F5 5.1kW Lithium Battery Wall Mount

Parameter Value / Range
Nominal Voltage 51.2 V

Operating Voltage Range ~ 44.8 V to 57.6 V
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Nominal Capacity 100 Ah

Energy / Usable Energy 5.12 kWh (some sources state usable = 5.12 kWh)
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Max # in Parallel Up to 32 units in parallel, per some listings

Charge / Discharge Currents Nominal discharge: 50 A; max discharge: 75 A; nominal charge: 120 A; max charge: 150 A
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Dimensions (L×W×H) 370 × 548 × 140 mm

Weight ~ 41 kg
Cooling / Enclosure Natural cooling, IP21 rating
Warranty / Cycle Life Some sources list a 10-year warranty

Strengths & Use-Cases
The 5.12 kWh capacity is suitable for small-to-medium household backup loads (lighting, fridge, small appliances) during short outages.

The ability to parallel up to 32 units allows scaling to larger systems (if your inverter/BMS supports it).

LiFePO₄ chemistry gives better thermal stability and longer cycle life than many older battery chemistries.

The voltage (51.2 V) is compatible with many inverters and hybrid systems designed for low-voltage battery banks.