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Deye SE-G5.1 Pro-B (5.12 kWh) Battery System Home battery Low voltage 10 Years Product Warranty
Battery storage system carries the key features of Safety and long Lifespan, high efficiency and high power density.
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55
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282 kWh
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1
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5 kWh
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ID: 246797
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102
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522 kWh
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5 kWh
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ES
ID: 150393
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10
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51 kWh
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5 kWh
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7
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ID: 248206
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20
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102 kWh
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7
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ID: 247626
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48
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246 kWh
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5 kWh
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ID: 216205
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10
pcs.
51 kWh
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1
pcs.
5 kWh
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Piece |
24
Ratings
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as of 16.12.2025,
PL
ID: 185997
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Performance data
| Type | Battery System |
| Capacity | 5 KWh |
| Efficiency | n/a |
| Voltage | 51 V |
| Voltage min | 43 V |
| Voltage max | 58 V |
Measurements
| length | 440 mm |
| width | 133 mm |
| Height | 540 mm |
| weight | 45 kg |
Manufacturer warranty
| Product warranty | 10 years |
Certificates
English
| Data Sheet |  |
BYD Battery-Box Premium LVS 4.0 – Modular High-Voltage Energy Storage
Product Overview
The BYD Battery-Box Premium LVS 4.0 is a high-voltage lithium iron phosphate (LiFePO4) battery module designed for residential, commercial, and off-grid applications. As the base unit of the LVS system, it provides 4 kWh of usable energy and can be expanded to a total capacity of 256 kWh by adding up to 64 modules in parallel.
With its cobalt-free battery technology, high efficiency (≥95%), and flexible scalability, the LVS 4.0 ensures a safe and reliable energy storage solution for various applications.
Technical Data & Specifications
Electrical Data
- Battery type: Lithium iron phosphate (LiFePO4)
- Number of modules per tower: 1
- Usable energy: 4 kWh
- Nominal voltage: 51.2 V
- Operating voltage range: 40 – 57.6 V
- Max. continuous output current: 65 A
- Peak output current (5 s): 90 A
- Round-trip efficiency: ≥95%
Mechanical Properties
- Dimensions (HWD): 528 × 650 × 298 mm
- Weight: 64 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:
- Minimum: 1 module (4 kWh)
- Maximum: 64 modules in parallel (256 kWh)
- Compatible inverters: Refer to BYD Battery-Box Premium LVS Minimum Configuration List
- Applications: On-grid / On-grid + Backup / Off-grid
Certifications & Standards
- Certification standards: VDE 2510-50, IEC 62619, CE, CEC, UN38.3
Warranty & Lifespan
- Product warranty: 10 years
Key Features for Installers
✔ 4 kWh Modular Battery Unit – Expandable up to 256 kWh
✔ Plug-and-Play Design – No internal wiring, quick and easy installation
✔ High Efficiency – ≥95% round-trip efficiency for optimized energy usage
✔ Safe & Sustainable – Cobalt-free LiFePO4 technology ensuring maximum safety
✔ Flexible Applications – Supports on-grid, backup, and off-grid setups
Why Choose the BYD Battery-Box Premium LVS 4.0?
The BYD Battery-Box Premium LVS 4.0 is a versatile and scalable battery storage solution, designed for high efficiency, safety, and reliability. Its modular expandability, robust safety features, and simple installation make it an ideal choice for residential and commercial energy storage.
Deye
Ningbo Deye Inverter Technology Co., Ltd is professional PV inverter manufacturer and Solar On-grid, Grid-tie inverter suppliers in China.
Company founded in 2007 is one of the China’s high-tech enterprises and a subsidiary of Deye Group.
Factory with >15,000m² and complete production and testing equipment, Deye has become a major player in the global solar inverter market.
Company founded in 2007 is one of the China’s high-tech enterprises and a subsidiary of Deye Group.
Factory with >15,000m² and complete production and testing equipment, Deye has become a major player in the global solar inverter market.
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