BYD Battery Box Premium HVS 12.8

BYD Battery-Box Premium HVS 12.8 – High-voltage storage with 12.8 kWh capacity

The BYD Battery-Box Premium HVS 12.8 is a high-performance, high-voltage energy storage system for residential and commercial applications with high energy demands. It consists of five HVS modules, each with a capacity of 2.56 kWh, offering a total usable capacity of 12.8 kWh. Thanks to its cobalt-free lithium iron phosphate (LiFePO₄) technology, the system combines maximum safety, a long service life, and reliable performance – ideal for photovoltaic systems, self-consumption optimization, and off-grid systems.

Technical specifications

• Usable capacity: 12.8 kWh
• Number of modules: 5 × HVS (2.56 kWh each)
• Nominal voltage: 512 V (Voltage range: 400–590 V)
• Max. output current: 25 A (briefly 50 A for 5 seconds)
• Dimensions (H × W × D): 1461 × 585 × 298 mm
• Weight: approx. 205 kg
• Cell technology: Lithium iron phosphate (LiFePO₄), cobalt-free
• Protection rating: IP55 – suitable for indoor and sheltered outdoor areas
• Communication: CAN / RS485
• Certifications: VDE 2510-50, IEC 62619, CE, UN 38.3
• Warranty: 10 years (manufacturer's warranty)

Advantages at a glance

• Maximum capacity in one HVS tower: 12.8 kWh with just one compact system
• Scalability: Up to 3 identical towers possible – for total storage solutions up to 38.4 kWh
• Reliable battery technology: Thermally stable, long-lasting and maintenance-free LiFePO₄ cells
• High system efficiency: Ideal for self-consumption, backup systems and off-grid applications.
• Easy to install: Quick installation thanks to a pluggable design without internal wiring.
• Broad compatibility: Supports many common single- and three-phase hybrid inverters

Typical areas of application

• Residential buildings with high electricity consumption or heat pumps
• Commercial PV systems with a high self-consumption rate
• Storage solutions with emergency power option or backup power operation
• Self-sufficient systems in remote regions
• Retrofitting existing photovoltaic systems with energy storage

The BYD Battery-Box Premium HVS 12.8 is the perfect choice for users who need maximum capacity in a compact system. It offers maximum flexibility, reliable technology, and a future-proof solution for modern energy systems with optimized self-consumption and high supply security.

This product is a storage system for photovoltaic systems and is therefore exempt from VAT according to §12 Paragraph 3 of the German VAT Act (UStG) since January 1, 2023. The VAT exemption is correctly displayed in the shopping cart and on the invoice. This VAT exemption applies only to private customers with their primary residence in Germany.

If you are a private customer from Germany and are using the item as storage for a solar power system, then select the option "Reduced VAT rate 0%"