DEYE Battery SE-G5.1 PRO-B Battery Module
| Manufacturer | |
|---|---|
| Capacity | |
| Number of charging cycles | |
| Battery cell type | |
| CAN | |
| RS485 | |
| Warranty | |
| Net width | |
| Net depth | |
| Net height | |
| Weight | 51,8 kg |
Gross
Product details
| Manufacturer | |
|---|---|
| Capacity | |
| Number of charging cycles | |
| Battery cell type | |
| CAN | |
| RS485 | |
| Warranty | |
| Net width | |
| Net depth | |
| Net height | |
| Weight | 51,8 kg |
Deye SE G5.1 PRO-B Battery Module
The Deye PRO-B series is an eco-friendly energy storage solution (ESS) designed for residential and commercial use. It uses the safe lithium iron phosphate (LFP) battery chemistry and intelligent battery management systems (BMS), offering flexibility, reliability, and easy scalability to increase energy self-consumption.
Key features of the Deye PRO-B Series:
- Safe and durable lithium iron phosphate (LFP) battery with long lifespan and high performance.
- Intelligent BMS providing comprehensive protection.
- Modular design allowing easy expansion up to 64 modules (327 kWh) in a parallel configuration.
- Wide operating temperature range (-20°C to 55°C) and IP20 protection rating (IP65 depending on model), ensuring reliability.
- Ultra-slim, modular design suited to various installation scenarios and space requirements.
- Support for remote monitoring and updates, plus automatic module networking for easy maintenance.
Who is this a good choice for?
The Deye PRO-B series is ideal for homeowners and businesses looking to optimize their use of solar energy, increase energy independence, and lower electricity bills. With flexible scalability and a range of mounting options, these systems are well suited for both new installations and retrofits, providing long-term, safe energy storage.
| Parameter | SE-G5.1-Pro-B |
|---|---|
| Battery chemistry | LiFePO4 |
| Built-in circuit breaker | 125A 2P, 60Vdc |
| Capacity (Ah) | 100 |
| Scalability | Max. 64 units in parallel (327kWh) (Max. 32 units without external setup) |
| Nominal voltage (V) | 51.2 |
| Operating voltage (V) | 43.2~57.6 |
| Energy (kWh) | 5.12 |
| Usable energy (kWh) [1] | 5.12 |
| Charge/discharge current (A) [2] | 50 |
| Maximum peak current (2min, 25°C) | 100 |
| Maximum continuous current (2min, 25°C) | 150 |
| Recommended depth of discharge | 90% |
| Dimensions (W x H x D, mm) | 440 x 133 × 540 |
| Approximate weight (kg) | 45 |
| Main LED indicator | 5 LEDs (SOC: 20% ~ SOC 100%), 3 LEDs (operation, alarm, protection) |
| Enclosure protection rating | IP20 |
| Operating temperature | Charging: 0~55°C (Optional heating: -20°C ~ 55°C), Discharging: -20°C~55°C |
| Storage temperature | 0°C -35°C |
| Humidity | 5%-95% |
| Altitude above sea level | ≤2000m |
| Cycle life | >6000 (25°C±2°C, 0.5C / 0.5C, 90% DOD, 70% EOL) |
| Installation | Wall mount, floor mount, Rack mount (standard 19-inch rack cabinet, cabinet depth >600mm) |
| Communication port | CAN2.0, RS485 |
| Warranty period | 10 years |
| Energy throughput | 16MWh@70% EOL |
| Certifications | UN38.3, IEC62619, CE, CB, UK, VDE 2510-50, CEI 0-21, FCC, UL1973, UL9540, UL9540A |
[1] DC usable energy. Test conditions: 100% DOD, 0.5C charge and discharge at 25°C. System usable energy may vary depending on system configuration parameters. [2] Current depends on temperature and SOC.

