DEYE BOS-W C&I Energy Storage

Deye Battery Datasheet — BOS-W

A shorter high-voltage rack of 5.12 kWh, 51.2 V modules: five to seventeen in series give 25.6 to 87.04 kWh, with 23.04 to 78.33 kWh usable at 90% discharge.

SKU: DEYE-BOS-W | Last Updated: 2026-01-24

⚡Electrical Specifications

Energy5.12 kWh
Usable Energy23.04-78.33 kWh
Module Energy5.12 kWh
System Energy25.6-87.04 kWh
Nominal Voltage51.2 V
Module Nominal Voltage51.2 V
System Nominal Voltage256-870.4 V
Operating Voltage220-992.8 V
Rated Capacity100 Ah
Module Capacity100 Ah
Cell ChemistryLiFePO4
Cycle Life>6000
End-of-Life Capacity70 %
Recommended Depth of Discharge90 %
Rated DC Power25.6-87.04 kW
Max. Charge Current100 A
Max. Discharge Current100 A
Max. Charge/Discharge Current100 A
Nominal Charge/Discharge Current100 A
Recommended Charge/Discharge Current50 A
Peak Discharge Current125 A
Modules in Series5-17
Min. Battery Module Quantity5
Battery Module ModelsBOS-W25, BOS-W40, BOS-W60, BOS-W85
Parallel Units16
Built-in Circuit BreakerAir Switch
Protection FeaturesOver-Discharge, Over-Charge, Over-Current, Temperature Protection, Cell Balancing
Warranty (Years)10

🔧Mechanical Specifications

Communication PortsCAN2.0, RS485
Communication ProtocolCAN, RS485
Dimensions530 x 1629 x 602 mm
Status IndicatorYellow: Battery High Voltage Power On; Red: Battery System Alarm
Weight290 kg

🌡️Environmental Specifications

Altitude<3000 m
Charge Temperature0-55 °C
Discharge Temperature-20 to 55 °C
Operating Humidity5-85 %
Installation LocationRack-Mounted
Enclosure IP RatingIP20
Storage Temperature0-35 °C
Working TemperatureCharge: 0-55 / Discharge: -20 to 55 °C

✅Certifications

UN38.3