GoodWe GW5.1-BAT-D-G20 5.12 kWh LFP Battery Module

The GoodWe GW5.1-BAT-D-G20 is a high-voltage LFP (LiFePO₄) battery module designed for residential energy storage systems. With a rated capacity of 5.12 kWh and usable energy of 5 kWh, it delivers a maximum system power of 5 kW and peak power of 7.5 kW for 10 seconds, making it suitable for hybrid and storage applications.

The module operates at 350–550 V (single-phase) or 700–950 V (three-phase), with an IP66 ingress protection rating for safe indoor or outdoor installation. It supports stacking of up to 6 units per system for scalable capacity expansion. Equipped with LFP chemistry, it offers robust safety, long cycle life, and reliable performance across ambient temperatures from −20 °C to +55 °C.

Standard features include CAN communication, integrated heating functionality (G20 models), and compliance with international safety standards (IEC62619, IEC62040, VDE2510). The battery is floor-stackable or wall-mountable and weighs 57.5 kg.