High Capacity Lithium LiFePo4 Battery Rechargeable 12.8V 300Ah LiFePO4 Battery

WBDP LK12.8-300B is our high-capacity lead-acid replacement lithium battery designed for large off-grid home solar energy storage systems. Measuring 522240218mm with net weight 26.7kg and built-in side handle for easy movement, this 12.8V 300Ah LiFePO4 pack integrates intelligent full-protection BMS. It delivers over 5000 deep cycles at 80% DOD, offering stable long-duration power supply for full-house off-grid solar, farm energy storage and large standby power projects.

• Model: LK12.8-300B
• Rated Parameter: 12.8V 300Ah / 3840Wh
• Dimension: 522 * 240 * 218 mm
• Net Weight: 26.7 kg
• Built-in Smart BMS: Overcharge, over-discharge, over-current, short-circuit & temperature full protection
• Charge voltage: 14.2–14.6V, Max charge current: 150A
• Discharge cut-off: 10V, Max discharge current: 300A
• Cycle Life: ≥5000 cycles @80% DOD
• Certifications: CE, UN38.3, MSDS

1. Ergonomic side carry handle, convenient for single-person installation and maintenance
2. Standard lead-acid shell size, direct plug-and-play upgrade without cabinet modification
3. 5000+ ultra-long cycle life, 5–10 times longer than lead acid, cutting long-term replacement cost
4. Much lighter than same-capacity lead-acid batteries, reducing load on solar equipment racks
5. Maintenance-free & leak-proof LiFePO4 material, safe for indoor household storage space
6. Stable high-current discharge, supports full-house appliances including air conditioners, refrigerators
7. Complete export certifications for global sea and land customs clearance

Off-grid residential full solar storage, rural household independent power systems, farm solar power stations, large caravan & yacht energy backup, commercial off-grid standby power.