About the Deye Bos-B 14.3kwh HV Lithium battery
The Deye Bos-B 14.3kwh HV Lithium battery (51.2v 168Ah) is a premium energy storage solution designed for high-performance residential, commercial, and industrial solar systems. Built with advanced lithium iron phosphate (LiFePO₄) technology and a high-voltage architecture, this battery delivers superior efficiency, longer backup times, and seamless integration with modern hybrid inverters.
Detailed Features
- High-Capacity 14.3kWh Energy Storage
- With a substantial 14.3kWh storage capacity, this battery is designed to support larger loads and extended backup durations.
- High Voltage (HV) System Design
- High-voltage architecture for better performance
- Lower current, reduced cable losses
- Improved system efficiency
- Ideal for advanced hybrid inverter systems
- Advanced LiFePO₄ Battery Technology
- Built using Lithium Iron Phosphate (LiFePO₄) cells, this battery offers exceptional safety, stability, and lifespan.
- High thermal stability
- Safe, non-toxic battery chemistry
- Intelligent Battery Management System (BMS)
- The built-in BMS ensures safe and efficient battery operation by monitoring key parameters.
- Overcharge and over-discharge protection
- Temperature monitoring
- Short-circuit and overload protection
- Cell balancing for extended lifespan
- Modular & Scalable Design
- The BOS-B battery is designed for flexibility and expansion, making it suitable for growing energy needs.
- Parallel/stackable configuration
- Suitable for large energy storage systems
- Durable & Installation-Friendly Build
- Engineered for long-term reliability, the BOS-B battery features a robust design suited for various installation environments.
- Designed for rack or cabinet installation
- Suitable for indoor and controlled environments
Technical Specifications
- Model: BOS-B-Pack14.3
- Nominal Capacity: 280Ah
- Nominal Energy: 14.3kWh
- Nominal Voltage: 51.2Vdc
- Nominal Charge/Discharge Current: 168A
- Ingress Protection: IP20
- Operating Temperature(Charge): 0~55°C
- Operating Temperature(Discharge): -20~55°C
- Storage Temperature: 0~35°C
Applications
- Large residential homes
- Commercial and industrial systems
- High-demand solar installations
- Backup power systems
- Hybrid and grid-tied solar setups
The Deye Bos-B 14.3kwh HV Lithium battery (51.2v 168Ah) is a powerful and efficient energy storage solution built for modern solar systems. With its high-voltage design, large capacity, and advanced lithium technology, it delivers superior performance, long-term reliability, and the flexibility to grow with your energy needs.

