BYD Battery-Box Premium HVS 10.2 – 10.24 kWh High-Voltage Home Battery

The BYD Battery-Box Premium HVS 10.2 is a high-voltage lithium iron phosphate (LiFePO₄) storage system offering 10.24 kWh usable capacity. Ideal for solar-plus-storage, backup power or scalable energy systems, it features a modular plug-and-play design, cobalt-free chemistry, and high-efficiency performance. 

Key Features

• Usable energy: 10.24 kWh (4 modules, HVS architecture) 

• Nominal voltage: ≈ 409 V; operating range ~320-460 V 

• Max continuous output current: 25 A, Peak 50 A for 5 s 

• Cobalt-free LiFePO₄ cell technology — high safety and long cycle life 

• Expandable: Up to 3 stacked HVS units → up to 38.4 kWh total capacity 

• Protection rating: IP55 for indoor/outdoor installations 

Specifications (selected)

• Number of Modules: 4 

• Dimensions: 1178 × 585 × 298 mm (H × W × D) 

• Weight: ~167 kg 

• Efficiency (round-trip): ≥96 % 

Applications
Ideal for home energy storage systems, grid-connected solar with backup, off-grid installations and commercial applications requiring high-voltage battery integration.

Why Choose This System
With high-voltage architecture, modular stacking ability, and premium LiFePO₄ safety chemistry, this BYD Battery-Box is built for the long term scalable and reliable.

Document: Specification Sheet