Description
Power Pack LiFePO4 4S 12.8V 42000mAh (42Ah) with 126A BMS – 4S7P LFP Battery Pack
The 12.8V 42000mAh LiFePO4 Power Pack is a high-performance rechargeable battery designed for demanding applications requiring long cycle life, safety, and consistent power output. Built with high-grade LiFePO4 cells in a 4S7P configuration, this battery delivers excellent discharge capabilities,
Equipped with a 30A Battery Management System (BMS), this pack ensures reliable power delivery while offering protection from overcharging, deep discharge, overcurrent, short circuits, and temperature-related failures. Unlike lead-acid batteries, this LiFePO4 pack delivers lightweight, long-lasting, maintenance-free performance with up to 2000+ charge cycles.
Key Features
High Capacity: 42Ah ideal for heavy load systems
30A BMS for high current discharge applications
Thermally stable LiFePO4 chemistry – safe & non-flammable
Long cycle life: Up to 10× longer lifespan vs. lead-acid
Maintenance-free, lightweight, vibration resistant design
Eco-friendly & RoHS-compliant
Compatible Applications
✔ Home inverter systems
✔ Solar power backup
✔ Electric vehicles & e-mobility projects
✔ Marine & RV systems
✔ Industrial automation & robotics
✔ UPS & Telecom power banks
✔ DIY energy storage projects
Why Choose LiFePO4?
LiFePO4 technology is becoming the global standard for professional energy storage because it offers:
✔ 10× longer lifespan than lead-acid batteries
✔ Superior thermal and chemical stability
✔ Stable output voltage until >90% depletion
✔ High burst discharge ideal for motors, inverters, and high-load devices
✔ Environmentally friendly and safe chemistry
With 2000+ charge cycles, this battery can last 8–10 years depending on usage, making it an excellent long-term investment.





