BYD Battery-Box HVS+ High-voltage battery storage

The BYD Battery-Box HVS+ is a modular high-voltage energy storage system based on lithium iron phosphate (LiFePO4) cells. It is suitable for grid-connected , backup , and off-grid applications and offers high safety, flexible scalability, and easy installation. Thanks to its modular design, the system can be expanded at any time to accommodate any state of charge (SoC).

Important NOTE

The HVS+ system is not compatible with previous HVS systems.
It can only be used with HVS+ battery modules and the BYD Battery-Box Premium BCU for HVB/HVS+/HVM+.

Key features

• Ultra-safety: LFP technology, safety design from cell to pack, IP55 protection class.
• Intelligent control: Automatic SoC adjustment, remote diagnostics and OTA updates.
• High performance: Max. 12.8 kW charging and discharging power per tower.
• High efficiency: Loading and unloading efficiency ≥ 95%.
• Easy installation: Patented, modular plug-in system with internal configuration.
• Flexibility: Expandable at any time – up to 5 modules per tower, up to 3 towers in parallel.
• Compatibility: Works with leading single-phase and three-phase inverters.
• LFP experience since 2002: Over 1 million systems in more than 100 countries.

Technical data

• Cell technology: Lithium iron phosphate (LiFePO4)
• Battery efficiency: ≥ 95%
• Communication: CAN / RS485
• Protection rating: IP55
• Operating temperature: −10 °C to +50 °C (power reduction between −10 °C and +5 °C)
• Installation location: Indoor and outdoor areas
• Mounting method: Stand system
• Humidity (storage): 5% – 95%
• Altitude: < 3000 m
• Certifications: VDE 2510-50 / IEC 62619 / CE / UKCA / UN 38.3
• Warranty: 10 years (according to BYD warranty conditions)

Performance data by model

• HVS+ 5.1: 2 modules | 5.12 kWh | 204.8V | 25A | 747 × 610 × 282mm | 91.1kg
• HVS+ 7.7: 3 modules | 7.68 kWh | 307.2V | 25A | 987 × 610 × 282mm | 129.6kg
• HVS+ 10.2: 4 modules | 10.24 kWh | 409.6V | 25A | 1227 × 610 × 282mm | 168.1kg
• HVS+ 12.8: 5 modules | 12.8 kWh | 512V | 25A | 1467 × 610 × 282mm | 206.6kg

Shipping costs: free shipping within the EU for orders over €149; for orders under €149, we charge €5.90 shipping costs.

Switzerland: flat rate €25.00

Returns: You can cancel your purchase within 14 days of receipt and then return the products to us. Please note that for sustainability reasons and a fair pricing philosophy, we only cover return shipping costs in the case of a defect or warranty claim.

BYD – Battery Box EU Service Partner
EFT-Systems GmbH
Bruchtannenstr. 28
DE-63801 Kleinostheim
service@eft-systems.de