High-Capacity 48V DIY Battery Kit with Seplos MASON 280 Box

Premium LiFePO4 Cells
Features 280Ah/300Ah high-density lithium iron phosphate cells for superior energy storage, ensuring long cycle life (4000+ cycles) and stable performance.
Seplos MASON 280 Smart Battery Box
Precision-engineered enclosure with robust steel frame, integrated BMS, and modular design for easy expansion. Includes cooling fans and touchscreen monitoring.
Universal DIY Compatibility
Ideal for solar energy storage, off-grid systems, RVs, marine applications, and backup power solutions. Supports 48V setups with plug-and-play wiring.
Safe & Reliable
Built-in protection against overcharge, over-discharge, and short circuits. UL-certified cells with flame-retardant casing for maximum safety.
Wholesale Advantage
Direct factory pricing for bulk orders. Ships globally from EU stock for fast delivery. Custom configurations available.