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BYD B-Box Premium HVS 12.8 (12.8 kWh) (12.8 kWh) Battery System Home battery High voltage 10 Years Product Warranty
The B-Box Premium HVS 12.8 (12.8 kWh) battery offers a remarkable efficiency level of 96%, maximizing energy conversion and delivering consistent performance across diverse applications.
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256 kWh
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13 kWh
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59
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DE
ID: 91881
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99
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1,267 kWh
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13 kWh
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345
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ID: 135503
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26
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333 kWh
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13 kWh
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202
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ID: 68983
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49
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627 kWh
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13 kWh
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ID: 110978
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281
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3,597 kWh
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13 kWh
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147
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ID: 113529
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40
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512 kWh
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1
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13 kWh
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39
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ID: 173849
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50
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640 kWh
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1
pcs.
13 kWh
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31
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ID: 117280
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Performance data
| Type | Battery System |
| Capacity | 13 KWh |
| Efficiency | 96.0 % |
| Voltage | 512 V |
| Voltage min | 400 V |
| Voltage max | 576 V |
Measurements
| length | 298 mm |
| width | 585 mm |
| Height | 1.411 mm |
| weight | 205 kg |
Manufacturer warranty
| Product warranty | 10 years |
Certificates
English
| Data Sheet |  |
| Guarantee | |
| Manual | |
German
| Data Sheet | |
| Guarantee | |
BYD Battery-Box Premium HVS 12.8 – Modular High-Voltage Energy Storage
Product Overview
The BYD Battery-Box Premium HVS 12.8 is a high-voltage lithium iron phosphate (LiFePO4) battery storage system designed for residential, commercial, and off-grid applications. With a usable energy capacity of 12.8 kWh, it offers scalability, efficiency, and flexibility for different energy storage needs.
The system consists of five HVS battery modules connected in series and supports parallel expansion up to 38.4 kWh by connecting up to three identical HVS towers. Its modular plug-in design eliminates internal wiring, making installation simpler and more adaptable to future expansions.
Technical Data & Specifications
Electrical Data
- Battery type: Lithium iron phosphate (LiFePO4)
- Number of modules: 5
- Usable energy: 12.8 kWh
- Nominal voltage: 512 V
- Operating voltage range: 400 – 576 V
- Maximum output current: 25 A
- Peak output current (5 s): 50 A
Mechanical Properties
- Dimensions (HWD): 1411 × 585 × 298 mm
- Weight: 205 kg
- Installation type: Floor-standing
Operating Conditions
- Operating temperature range: -10°C to +50°C
- Battery cell technology: Lithium iron phosphate (cobalt-free)
- Communication interfaces: CAN/RS485
- Enclosure protection rating: IP55
Compatibility & Scalability
- Scalability: Up to three HVS systems in parallel (maximum 38.4 kWh)
- Compatible inverters: Refer to BYD Battery-Box Premium HVS Compatible Inverter List
- Applications: On-grid / On-grid + Backup / Off-grid
Certifications & Standards
- Certification standards: VDE 2510-50, IEC 62619, CEC, CE, UN38.3
Warranty & Lifespan
- Product warranty: 10 years
Key Features for Installers
✔ 12.8 kWh Storage Capacity – Five HVS battery modules in series
✔ Expandable System – Parallel operation up to 38.4 kWh
✔ Plug-in Design – No internal wiring for quick and easy installation
✔ High Efficiency – ≥96% round-trip efficiency for optimized energy use
✔ Safe & Sustainable – Cobalt-free LiFePO4 technology ensuring high safety standards
✔ Expandable System – Parallel operation up to 38.4 kWh
✔ Plug-in Design – No internal wiring for quick and easy installation
✔ High Efficiency – ≥96% round-trip efficiency for optimized energy use
✔ Safe & Sustainable – Cobalt-free LiFePO4 technology ensuring high safety standards
Why Choose BYD Battery-Box Premium HVS 12.8?
The BYD Battery-Box Premium HVS 12.8 is a scalable and highly efficient energy storage system that combines modular flexibility, high efficiency, and robust lithium iron phosphate technology. It is an ideal solution for residential, commercial, and off-grid applications.
BYD
BYD (Build Your Dreams) was founded in 1995, has its headquarters in Shenzhen, China, and is listed on the Hong Kong and Shenzhen Stock Exchanges. The company’s mission is to make the world greener and healthier and eventually create a zero-emission world for everyone.
BYD provides electric transportation, batteries, energy storage, and solar energy.
The company’s new business model focuses on renewable energy production, storage, and application. BYD has managed to significantly decrease solar module production cost, making solar energy available to a much wider range of customers.
With its new series, BYD offers one of the most sophisticated solar panels in the market.
The company offers 10 years of product warranty and 25 years of linear power warranty.
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