Deye BOS-B
14.3 kWh commercial battery module with 215 kWh per cluster and 98.5% PCS efficiency.
Download PDF Datasheet WhatsApp UsTechnical Specifications
| Parameter | BOS-B |
|---|---|
| Electrical / AC Output Data | |
| Max Parallel Units | 16 |
| Nominal Voltage | 51.2 V |
| System Nominal Voltage | 768 V |
| Status Indicator | Red : Battery System Alarm |
| Battery Data | |
| Battery Energy Capacity | 14.3 kWh |
| Max System Capacity | 3440 kWh |
| System Energy | 214.5 kWh |
| Usable Energy | 193.05 kWh |
| Battery Type / Chemistry | BOS-B215 |
| Cluster Capacity | 215 kWh |
| Cycle / System Efficiency | 98.5% |
| Cycle Life | 25±2°C, 0.5C / 0.5C, EOL70%≥6000 cycles |
| Max Continuous Charge/Discharge Current | 168 A |
| Module Capacity | 280 Ah |
| Module Energy | 14.3 kWh |
| Number of Battery Modules | 15 |
| Recommended DoD | 90% |
| Protection Features | |
| IP Rating | IP20 |
| Certification / Compliance Safety | CE / IEC62619 / IEC62040 / UN38.3 |
| Protection Features | (Precharge resistor temperature >85°C, 2s); Exceeding the parameter set value and set time |
| Mechanical Data | |
| Design / Form Factor | Rack Mounted |
| Operating Conditions | |
| Charging Temperature Range | 0 to 55 °C |
| Discharging Temperature Range | -20 to 55 °C |
| Max Altitude | ≤3000m |
| Operating Temperature | discharge ： -20 ~ 55; charge ： 0 ~ 55 °C |
| Relative Humidity | 5% ~ 85% |
| Storage Temperature Range | 0 ~ 35 °C |
| Communication | |
| BMS Communication | CAN |
| Communication Interface | TCP / RS485 / CAN |
| Display | SOC / Fault Code; Yellow : Battery High Voltage Power On |
Note: Specifications are based on the official Deye BOS-B datasheet. Values may be subject to change; always verify against the latest manufacturer documentation before system design and procurement.
Availability & grid compliance in Saudi Arabia
| Market | Saudi Arabia |
| Grid authority / regulator | SEC, ECRA, SASO |
| Quotation currency | SAR |
| Support hours timezone | Asia/Riyadh |
| Delivery & installation coverage | Riyadh, Jeddah, Dammam, Mecca, Medina |
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 Saudi Arabia that is SEC, ECRA, SASO. Confirm the grid code, import requirements and any local certification with them, or with us, before you order.
Key Features & Technical Highlights
- Up to 3.44 MWh: Massive capacity for large C&I installations
- 98.5% Efficiency: Industry-leading PCS efficiency
- 32 Hours Backup: Extended backup with 16 racks per PCS
- Deye Cloud Platform: Real-time monitoring and smart scheduling
- 6000 Cycle Life: Long lifespan at 90% depth of discharge
- 10-Year Warranty: Comprehensive long-term coverage
Frequently Asked Questions
What applications is the BOS-B designed for?
The BOS-B is designed for commercial and industrial facilities including peak shaving, load shifting, grid stabilization, critical infrastructure backup, and renewable energy integration with PV or hybrid systems.
How much backup power can the BOS-B provide?
With 16 racks per PCS configuration, the BOS-B can provide up to 32 hours of backup power, making it ideal for critical infrastructure that requires extended uninterrupted power supply.
What monitoring features are available?
The BOS-B integrates with the Deye Cloud Platform for real-time monitoring, smart energy scheduling, and dynamic charging/discharging strategies. It also supports zero-export and time-of-use features for maximum cost savings.
What safety features does the BOS-B have?
The BOS-B includes high-voltage hazard indication, fault alarms, system diagnostics via integrated LCD, and comprehensive protection through the intelligent BMS. The IP20-rated enclosure ensures safe indoor installation.