Power your projects with dependable 3.2V 50Ah LiFePO4 blade cells — refurbished, tested, and ready for use. These slightly used lithium iron phosphate battery cells provide stable voltage, long cycle life, and enhanced safety, making them ideal for solar energy storage, backup power systems, portable power stations, RVs, electric bikes, inverters, DIY battery packs, and off-grid applications. Their compact flat-cell design allows cleaner layouts, better space efficiency, and easier battery pack assembly. A smart and affordable alternative to brand-new lithium batteries, perfect for technicians, engineers, solar installers, and DIY enthusiasts building 12V, 24V, or 48V energy systems. Reliable performance at a lower cost.