Pylontech Fidus LV 5.12kWh Stackable Battery

The Pylontech Fidus LV is a 5.12 kWh lithium iron phosphate (LiFePO₄) battery system designed for residential energy storage. With a nominal voltage of 51.2 VDC, 95% depth of discharge, and continuous 1C charge/discharge rate, it provides reliable backup and load-shifting capability. The battery features natural cooling, IP65 enclosure rating, and C5-M anti-corrosion protection for outdoor deployment.

Scalable from single units up to 114 modules (583 kWh total), the Fidus integrates with 50+ popular inverter brands. It supports wall, ground, and rack mounting configurations and includes cell-level heating for operation in temperatures down to −20 °C (self-heating variant). Communication via CAN and RS485 enables seamless integration with battery management and energy management systems.

Certified to IEC 62619, IEC 63056, VDE 2510-50, IEC 62477-1, UN38.3, and RoHS/REACH standards. Design life of 15 years with 8,000 cycles at 25 °C under 0.5C rate and 5–95% state-of-charge conditions.