Deye SE-G5.1 Pro-B

5.12 kWh premium battery with 64-unit scalability (327 kWh) and UL certifications.

Models Covered: SE-G5.1 Pro-B

Manufacturer: Ningbo Deye Technology Co., Ltd. (Stock Code: 605117.SH)

Application: The Deye SE-G5.1 Pro-B is a premium residential ESS solution with 5.12 kWh capacity and 4.6 kWh usable energy. Featuring ultra-thin modular design, scalability up to 64 units (327 kWh), auto battery networking, UL certifications for North America, and 19-inch rack compatibility, it's the professional choice for demanding installations.

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Technical Specifications

Parameter SE-G5.1 Pro-B
Electrical / AC Output Data
Max Parallel Units 64 (32 without external)
Nominal Voltage 51.2 V
Operating Voltage Range 43.2~57.6 V
Peak Current 150 A
Status Indicator Charge:0℃~55℃
Battery Data
Battery Energy Capacity 5.12 kWh
Max System Capacity 327 kWh
Nominal Capacity 100 Ah
Usable Energy 5.12 kWh
Battery Type / Chemistry LiFePO₄
Cycle Life ≥6000(25°C+2°C,0.5C/0.5C, 70%EOL) cycles
Max Charge/Discharge Current 100 A
Recommended Charge/Discharge Current 50 A
Recommended DoD 90%
Scalability / Max Expandable Capacity in parallel (Max. 32 pcs no external kWh
Protection Features
IP Rating IP20
Built-in Circuit Breaker 125A 2P, 60Vdc
Mechanical Data
Cooling Natural Cooling
Installation / Mounting Wall/Floor/Rack (19-inch)
Operating Conditions
Charging Temperature Range 0 °C – 55 °C
Discharging Temperature Range -20 to 55 °C
Max Altitude 2000 m
Relative Humidity 5%~95%
Storage Temperature Range 0℃~35℃ °C
Communication
Communication Interface CAN2.0, RS485

Note: Specifications are based on the official Deye SE-G5.1 Pro-B datasheet. Values may be subject to change; always verify against the latest manufacturer documentation before system design and procurement.

Availability & grid compliance in UAE

Market UAE
Grid authority / regulator DEWA, ADDC, SEWA
Quotation currency AED
Support hours timezone Asia/Dubai
Delivery & installation coverage Dubai, Abu Dhabi, Sharjah, Ajman, Ras Al Khaimah

Figures on this page are the manufacturer's own, measured at the test conditions the datasheet states — they do not change by country. What changes is the approval that has to be met before the unit is energised: in UAE that is DEWA, ADDC, SEWA. Confirm the grid code, import requirements and any local certification with them, or with us, before you order.

Key Features & Technical Highlights

  • UL Certified: UL1973, UL9540A, UL9540 for North America
  • 327 kWh Scalability: Up to 64 units in parallel
  • Ultra-Thin Design: 133mm depth, 19-inch rack compatible
  • Auto Networking: Automatic battery module networking
  • Remote Management: Remote monitoring and firmware updates
  • Eco-Friendly: Non-toxic, pollution-free materials

Frequently Asked Questions

What inverters is the DEYE SE-G5.1 Pro-B compatible with?

The SE-G5.1 Pro-B pairs with DEYE hybrid and off-grid inverters and most 48V-architecture inverters that support its battery type setting. Confirm the inverter's battery-type (Batt-V) configuration matches before installation.

Is the DEYE SE-G5.1 Pro-B suitable for hot climates like the Gulf?

Yes. The SE-G5.1 Pro-B uses LiFePO4 chemistry with a BMS and thermal management designed to operate safely in the high ambient temperatures common across the Middle East and Africa.

What certifications does the SE-G5.1 Pro-B have?

The SE-G5.1 Pro-B has extensive certifications including UL1973, UL9540A, UL9540 for North America, plus CE, VDE, and IEC62619 for European markets.

How does the auto-networking feature work?

Battery modules automatically detect and network with each other, eliminating manual configuration. This enables easy maintenance and seamless system expansion.