BYD Battery-Box Premium LVS 4.0kWh – 12940053-00

Enhance your energy independence with the BYD Battery-Box Premium LVS 4.0kWh low-voltage lithium iron phosphate (LFP) module. This high-efficiency battery delivers 4.0kWh of usable energy with 95% round-trip efficiency, designed for flexible parallel expansion in residential and commercial solar systems. With IP55 protection and robust communication capabilities, it ensures reliable performance in diverse installations. Key Features 4.0kWh usable capacity – Full nominal energy availability with zero degradation LFP technology – Superior safety, longevity (6000+ cycles), and thermal stability Modular parallel design – Scale capacity by connecting multiple units IP55 protection – Dust-tight and water-jet resistant for indoor/outdoor use 95% efficiency – Maximizes solar energy utilization Dual communication ports – CAN and RS485 for inverter compatibility Ground-mounted design – Stable installation for permanent setups Specifications Battery Type: DC Low Voltage LFP Nominal Energy: 4.0 kWh Usable Energy: 4.0 kWh Nominal Capacity: 75.0 Ah Efficiency: 95% Communication: CAN, RS485 (inverter compatibility) Protection Rating: IP55 Dimensions: 65.0 × 29.8 × 23.3 cm Weight: 45.0 kg Installation: Ground mounted Scalability: Modular, parallel capable Applications Residential solar energy storage Off-grid and backup power systems Small commercial energy management Hybrid inverter applications Compatible With Major low-voltage inverters (Victron, SMA, Studer, etc.) BYD Battery-Box Premium series expansion Ideal for homeowners and installers seeking a reliable, scalable low-voltage storage solution with premium safety features and exceptional cycle life