Luxpower Battery Li-7.5e

LuxpowerTek Li-7.5e | 25.6V 7.5kWh LFP Battery Affordable, scalable lithium battery built for residential and telecom energy storage. The Li-7.5e is a rack-mounted LiFePO4 battery offering 7.5kWh of usable energy at 25.6V — a great fit for lead-acid battery replacement. With smart BMS protection, 6,000-cycle life, and the ability to parallel up to 35 units without extra hardware, it's a value-driven solution built to scale as your energy needs grow. Why Choose This Battery Up to 35 in Parallel — No extra device needed; scalable for larger systems, and a slave battery dropping offline or reconnecting doesn't affect overall system running Flexible Installation — Rack-mounted, wall-mounted, or floor-standing 0.5C Charge/Discharge Rate — Efficient energy transfer with 140A charge/discharge current 6,000 Cycle Life — Long-lasting performance backed by a 5-year warranty Wide Voltage Options — Available in 25.6V or 51.2V, perfect for lead-acid battery replacement Smart BMS Protection — Multi-level safety against overcharge, over-discharge, and short circuit Remote Maintenance — Supports remote firmware upgrade and diagnostics, with original firmware backup to prevent upgrade failure Value-Driven Design — Affordable solution for residential and telecom energy storage Key Specifications Parameter Value Cell Type LFP Rated Energy 7.5 kWh Rated Capacity 300 Ah Rated Voltage 25.6 V Charge/Discharge Current 140A / 140A Parallel Capability Up to 35 units, no extra device needed IP Level IP20 Dimensions (W×H×D) 463 × 452 × 225 mm (18.2 × 17.8 × 8.9 in) Weight 53.5 kg / 117.9 lbs Communication CAN / RS485 Humidity 5% ~ 85% RH (no condensation) Work Temperature -20°C ~ +55°C Storage Temperature -10°C ~ +35°C Warranty 5 years / 6,000 cycles* Protection Over charge/discharge/current/voltage/temperature, short circuit, reverse connection, charge balance, low SOC protection *Warranty cycle rating tested at 25°C, 90% DOD, 0.5C. Ideal For Homeowners and telecom installations looking for an affordable, easy-to-install lithium battery — especially as a drop-in replacement for lead-acid systems, with room to scale into a larger parallel battery bank. Specifications per manufacturer datasheet (LuxpowerTek Li-7.5e/Li-15e Battery Storage Series). Specifications subject to change without notice.