Haisic HS-LD4000W 4019Wh 12.8V Lithium Iron Phosphate

The Haisic HS-LD4000W is a high-capacity 4kWh lithium battery designed for home energy storage and solar power systems. It delivers 4019Wh of usable energy at 12.8V with a rated capacity of 314Ah. Built with premium LiFePO4 cells, it offers excellent safety, long cycle life (>6000 cycles), and stable performance. The rugged metal and wood-textured enclosure is IP55-rated (dust and water resistant), includes built-in BMS (Battery Management System) for overcharge, over-discharge, short-circuit, and temperature protection, and features a convenient top carry handle for easy transport and installation. It is compatible with most 12V solar inverters and hybrid systems. Ideal for off-grid homes, backup power during NEPA outages, solar setups, small businesses, and rural electrification.