BYD battery-box HVB 20.7kWh
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The BYD Battery-Box HVB 20.7 offers an impressive storage capacity of 20.79 kWh, specifically designed for larger residential and light commercial applications. This system, consisting of seven HVB modules in series, achieves a nominal voltage of 358.4 V, ensuring maximum system efficiency.
With patented Blade Battery (LiFePO4) technology, you enjoy the highest safety standards and a lifespan supported by a unique 15-year warranty. Thanks to its IP55 rating and modular design, this system is flexible to deploy and easy to install.
- Huge Capacity: 20.79 kWh for maximum independence and backup power.
- Highest Safety: Cobalt-free LiFePO4 cells, tested under extreme conditions.
- Superior Efficiency: High voltage system (358.4 V) minimizes conversion losses.
- Long-Term Security: 15-Year factory warranty on performance.
Technical Specifications (HVB 20.7)
| Usable Capacity | 20.79 kWh |
| Nominal Voltage | 358.4 V |
| Number of Modules | 7x HVB Module (2.97 kWh each) |
| Max. Discharge Current | 50 A (Continuous) / 98 A (15s Peak) |
| Dimensions (HxWxD) | 1713 x 610 x 282 mm |
| Weight | 205.2 kg (Modular < 30kg per part) |
| IP Rating | IP55 (Suitable for outdoor installation) |
What is included in this package?
The BYD HVB 20.7 set comes complete with:
- 7x BYD HVB Battery Module (2.97 kWh each)
- 1x BYD HVB BCU + Base (Control unit and base plate)
- All necessary documentation and installation materials
Which inverters is this system compatible with?
BYD Battery-Box systems work seamlessly with market leaders. We recommend:
- Solis: Full hybrid support and communication.
- GoodWe: Excellent integration with ET/EH series.
- Other brands: Fronius, SMA, Kostal (please always check the latest compatibility list below).
What about the warranty?
The HVB series stands out with a 15-year factory warranty. This highlights the superior quality of the Blade Battery cells. For exact terms, please refer to the official Warranty Letter.
Is this battery suitable for Time-of-Use tariffs?
Absolutely. With over 20 kWh of capacity, you can purchase large amounts of cheap energy (or store your own solar power) to avoid expensive peak hours. This is crucial for maximizing ROI and making your home or business largely independent from the grid.
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