Description

Each BOS-B rack contains 15 × 14.3kWh modules, collectively delivering 215kWh of energy with 193.05kWh usable. These high-voltage batteries integrate flawlessly with Deye PCS and MPPT systems, and offer remote monitoring, smart balancing, and fault detection via advanced BMS technology.

Advantages:

• Extremely long lifespan with low degradation
• Safe lithium chemistry with high thermal stability
• Modular design makes scalability simple
• Remote firmware updates and smart fault logging
• Compatible with all Deye C&I hybrid systems
• Ideal for factories, farms, mini-grids, or containerized backup

Specifications:

• Battery Type: LiFePO₄ (Lithium Iron Phosphate)
• Total Energy: 215kWh
• Usable Energy: 193.05kWh
• No. of Modules: 15 × 14.3kWh
• Charge/Discharge Current: 140–168A
• Depth of Discharge: 90%
• Life Cycle: ≥6000
• IP Rating: IP20
• Dimensions: 2150 × 1136 × 800 mm
• Weight: ±1850 kg

Deye BOS-B 215kWh High Voltage Lithium Battery Energy Storage System

215kWh Deye BOS-B High Voltage Lithium Battery System for Commercial & Industrial Energy Storage

The Deye BOS-B 215kWh high voltage lithium battery system is a scalable commercial and industrial energy storage solution designed for businesses that require reliable backup power, solar energy storage, peak-load management and greater control over their electricity consumption.

The system uses 14.3kWh LiFePO4 battery modules in a high-voltage configuration. A full 15-module configuration provides approximately 214.5kWh of battery energy, commonly referred to as a 215kWh battery system.

This complete energy storage solution includes the Deye BOS-B battery modules, Battery Distribution Unit (BDU) and required accessories, providing a modular platform for large solar and backup-power installations.

Whether you are looking for a 215kWh solar battery in South Africa, a commercial battery storage system, or a high-voltage lithium battery for a business, the Deye BOS-B provides a practical solution for storing energy and improving energy resilience.

Deye BOS-B 215kWh Battery Highlights

Approximately 215kWh total battery capacity in a 15-module configuration

14.3kWh LiFePO4 battery modules

High-voltage battery energy storage system

Up to 15 battery modules in series

Battery Distribution Unit (BDU) included

Modular and scalable battery architecture

Suitable for commercial and industrial energy storage applications

Designed for integration with compatible Deye power conversion equipment

LiFePO4 battery chemistry for a combination of safety, stability and long service life

Suitable for solar energy storage and backup power applications

Suitable for peak-load management and energy shifting

Complete battery system supplied with accessories

Deye's current BOS-B documentation identifies the chemistry as LiFePO4 and describes the system as a modular C&I energy storage solution. 

Why Choose a 215kWh Battery Storage System?

For businesses with significant electricity consumption, a small residential battery may not provide enough stored energy to meaningfully reduce grid dependence or provide adequate backup capacity.

A 215kWh commercial battery storage system provides substantially greater energy storage capacity, making it suitable for applications where a business needs to store solar energy during the day and use that energy later when electricity demand is higher.

A high-voltage commercial battery can also be used as part of an integrated energy management strategy.

Depending on the design of the overall system, stored energy can be used for:

Solar self-consumption

Backup power

Peak-load management

Time-of-use energy shifting

Reducing reliance on grid electricity

Improving utilisation of an existing solar PV installation

Supporting critical loads during grid interruptions

Commercial and industrial energy management