BYD Battery-Box Premium HVM 22.1 solar storage

BYD Battery-Box Premium HVM 22.1 – High-voltage storage with 22.1 kWh capacity

The BYD Battery-Box Premium HVM 22.1 is the largest single configuration in the HVM series, offering a usable storage capacity of 22.1 kWh. It consists of eight HVM modules, each with a capacity of 2.76 kWh, and is particularly suitable for high-energy applications – in residential settings, on farms, or in commercial environments. Its modular design and proven lithium iron phosphate (LiFePO₄) technology make the system powerful, safe, and flexibly expandable.

Technical specifications

• Usable capacity: 22.08 kWh
• Number of modules: 8 × HVM (2.76 kWh each)
• Nominal voltage: 409.6 V (Voltage range: 320–472 V)
• Max. output current: 50 A (75 A for short periods of 3 seconds)
• Dimensions (H × W × D): 2160 × 585 × 298 mm
• Weight: approx. 319 kg
• Protection rating: IP55 – for indoor and protected outdoor use
• Communication: CAN / RS485
• Efficiency: ≥ 96%
• Cell technology: Lithium iron phosphate (LiFePO₄), cobalt-free
• Operating temperature: -10 °C to +50 °C
• Certifications: VDE 2510-50, IEC 62619, CE, UN 38.3
• Warranty: 10 years (manufacturer's warranty)

Advantages at a glance

• Maximum capacity in one tower: 22.1 kWh storage volume with just one battery tower
• Scalability: Up to three HVM towers in parallel for systems with a total volume of up to 66.2 kWh
• Maximum safety: LiFePO₄ cells without cobalt, thermally stable and long-lasting
• Full compatibility: Supports common hybrid inverters from well-known manufacturers
• Easy assembly: Stackable system with tool-free connection
• Future-proof: Ideal for increasing energy demand, also when retrofitting existing PV systems.

Typical applications

• Large single-family or multi-family homes with high electricity consumption
• Agricultural businesses with self-consumption optimization
• Commercial properties with peak load requirements or emergency power needs
• Storage solution for larger off-grid systems
• Combination with PV systems and hybrid inverters in new buildings or for retrofitting

The BYD Battery-Box Premium HVM 22.1 offers maximum storage capacity, high power reserves, and flexible application options. It is the ideal choice for anyone who wants to efficiently store large amounts of solar power and make it available at any time – reliably, safely, and with future-proof technology.

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%"