BOS-A 7.68KWH

The Deye BOS-A 7.68kWh Lithium Battery is a high-efficiency LiFePO₄ (Lithium Iron Phosphate) energy storage system designed for residential, commercial, and hybrid solar power applications. It delivers reliable backup power, excellent cycle life, and advanced safety features, making it an ideal solution for modern solar energy storage systems that require stable and scalable performance.

With a nominal voltage of 51.2V and a capacity of 150Ah, the BOS-A provides a total energy storage capacity of 7.68kWh, making it suitable for medium-sized homes, small businesses, and off-grid installations. It is designed to store excess solar energy during the day and supply clean, stable power during nighttime, peak demand periods, or grid outages.

High-Performance Energy Storage System

The BOS-A battery is engineered to deliver consistent and efficient energy storage for daily use.

Key Specifications

• Battery Chemistry: LiFePO₄ (Lithium Iron Phosphate)
• Nominal Voltage: 51.2V
• Capacity: 150Ah
• Total Energy Capacity: 7.68kWh
• Usable Energy: Up to 6.9kWh (depending on system settings)
• Recommended Depth of Discharge (DoD): 90%
• High Energy Density Design
• Maintenance-Free Operation

This makes it a strong choice for users who need more capacity than standard 5kWh batteries but do not require large industrial-scale storage.

Advanced LiFePO₄ Technology

The BOS-A uses premium lithium iron phosphate chemistry, known for safety, durability, and efficiency.

Advantages of LiFePO₄

• Excellent Thermal Stability
• High Safety Performance
• Long Cycle Life
• Deep Discharge Capability
• Fast Charging Efficiency
• Low Self-Discharge Rate
• Environmentally Friendly Composition

Compared to traditional lead-acid batteries, LiFePO₄ provides significantly better performance, longer lifespan, and lower maintenance requirements.

Long Service Life and Durability

The Deye BOS-A is designed for long-term reliability and stable operation.

Lifespan Features

• Over 6,000 Charge and Discharge Cycles
• Design Life of 10–15+ Years
• Stable Capacity Retention Over Time
• Minimal Performance Degradation

This ensures long-term value and reduces the need for frequent replacements.

Intelligent Battery Management System (BMS)

The integrated smart BMS ensures safe, efficient, and optimized battery performance.

BMS Protection Functions

• Overcharge Protection
• Over-Discharge Protection
• Overcurrent Protection
• Short Circuit Protection
• Temperature Protection
• Cell Balancing
• Voltage Monitoring
• Fault Detection and Alarm System

The BMS continuously manages battery health to ensure safe operation and maximum lifespan.

Flexible Expansion Capability

The BOS-A is designed for scalable energy storage systems.

Expansion Features

• Parallel Connection Support
• Modular System Design
• Expandable Energy Capacity
• Suitable for Residential and Commercial Applications
• Easy System Integration

Multiple units can be connected to increase total storage capacity as energy needs grow.

Wide Inverter Compatibility

The BOS-A battery integrates easily with hybrid and off-grid inverter systems.

Communication Interfaces

• CAN Bus Communication
• RS485 Communication
• Real-Time Monitoring Support
• Smart Inverter Integration

It works seamlessly with Deye hybrid inverters and other compatible inverter brands.

Compact and Practical Design

The BOS-A features a modern and space-efficient design for easy installation.

Physical Features

• Floor-Standing or Rack Installation
• Compact Modular Structure
• Easy Maintenance Access
• Clean Industrial Design
• Simple Installation Process

Its design makes it suitable for homes, offices, and small commercial energy systems.

Safety and Protection Features

Safety is a key priority in the BOS-A design.

Safety Systems

• Advanced Battery Management System
• Fire-Resistant LiFePO₄ Cells
• Overvoltage Protection
• Undervoltage Protection
• Thermal Protection
• Overcurrent Protection
• Short Circuit Protection

These protections ensure safe operation even under demanding conditions.

Environmental Performance

The BOS-A is built for reliable performance in different environments.

Operating Conditions

• Wide Temperature Range
• High Efficiency Operation
• Low Maintenance Requirements
• Indoor Installation Suitable
• Durable Industrial Build

Its robust construction ensures long-lasting performance in residential and commercial environments.

Applications

The Deye BOS-A 7.68kWh battery is ideal for:

• Residential Solar Energy Systems
• Hybrid Solar Installations
• Off-Grid Power Systems
• Home Backup Power Solutions
• Small Commercial Buildings
• Telecom Backup Systems
• CCTV and Security Systems
• Energy Storage Projects

Key Benefits

• Medium-High 7.68kWh Capacity
• Long Lifespan (6,000+ Cycles)
• Advanced Safety Protection
• Intelligent Battery Monitoring
• Scalable Modular Design
• High Efficiency Performance
• Reliable Backup Power
• Low Maintenance Cost