Set of 2 DEYE SE-G5.1 PRO-B 10,24kWh LiFePO4 low-voltage battery modules

DEYE SE-G5.1 PRO-B is a low-voltage modular LiFePO4 battery with a nominal energy of 5,12 kWh per unit; in an x2 configuration it delivers a total of 10,24 kWh usable capacity (as per the manufacturer’s data on configuration and scalability). The module has a nominal voltage of 51,2 V, dimensions 440 × 133 × 540 mm, and a weight of approximately 45 kg.

The system is designed for residential and commercial installations: modules can be connected in series and in parallel up to 64 units (max. 327 kWh), feature an intelligent BMS, natural cooling and a wide operating temperature range. The manufacturer states a cycle life of ≥6000 cycles at 70% EOL and a 10‑year guaranteed period in the documentation.

Key features

• Capacity per unit: 5,12 kWh (LiFePO4)
• Nominal voltage: 51,2 V; dimensions: 440 × 133 × 540 mm; weight ~45 kg
• Expandable: up to 64 modules (max. 327 kWh)
• Intelligent BMS, natural cooling, IP20
• Cycle life: ≥6000 cycles (25°C, 90%DOD, 70% EOL) and a 10‑year warranty as per the manufacturer’s documentation