BSL R65 6.5kWh LiFePO4 Battery 51.2V Rack Mount

BSL R65 6.5kWh Lithium Battery Overview

The BSL R65 6.5kWh lithium battery is a reliable and scalable energy storage solution designed for residential and small commercial solar systems. Built using advanced Lithium Iron Phosphate (LiFePO4) technology, this battery delivers excellent safety, long lifespan, and consistent performance for both grid-tied and off-grid applications.

With a 51.2V nominal voltage and 6.5kWh energy capacity, the BSL R65 battery provides dependable backup power while allowing flexible system expansion. Its modular design makes it ideal for solar installations where future scalability is important.

Why Choose the BSL R65 6.5kWh Battery

The BSL R65 lithium battery is engineered for durability, performance, and long-term reliability, making it a strong choice for modern solar energy systems.

• 6.5kWh energy storage capacity for reliable backup power
• LiFePO4 chemistry for enhanced safety and stability
• Expandable system design for growing energy needs
• High discharge capability for demanding applications
• Long cycle life exceeding 4000 cycles
• 10-year warranty for peace of mind

High Performance Energy Storage

This battery is designed to store excess solar energy generated during the day and supply power during peak demand periods or outages. It supports both high discharge and continuous power delivery, making it suitable for essential loads and high-demand applications.

Performance Benefits

• Supports high power loads up to 10.24kW peak output
• Efficient energy storage and discharge
• Stable voltage output for sensitive electronics

Advanced Lithium Technology

The LiFePO4 battery chemistry provides superior thermal stability, safety, and longevity compared to traditional battery technologies. It also reduces maintenance requirements and ensures consistent performance over time.

Battery Advantages

• Low self-discharge rate of less than 1% per month
• Wide operating temperature range
• Natural cooling design with minimal maintenance
• Built-in battery management system (BMS)

Flexible Installation and Scalability

The BSL R65 battery is designed for rack-mount or wall-mounted installations, offering flexibility in system design. Multiple batteries can be connected in parallel to increase total storage capacity.

System Expansion

• Supports up to 30+ batteries in parallel
• Expandable up to large-scale storage systems
• Ideal for both residential and commercial setups

Technical Specifications

• Nominal Voltage: 51.2V
• Capacity: 127Ah
• Energy: 6.5kWh
• Max Discharge Current: 200A
• Recommended Current: 127A
• Communication: RS232 / RS485 / CAN
• Cycle Life: >4000 cycles at 80% DOD
• IP Rating: IP20
• Dimensions: 483 x 500 x 222 mm
• Weight: 55 kg

Applications

The BSL 6.5kWh lithium battery is suitable for residential solar systems, backup power systems, small commercial installations, and off-grid applications. It integrates seamlessly with hybrid inverters such as Sunsynk, Deye, Victron, and other compatible systems.

Warranty and Reliability

This battery includes a 10-year warranty and is designed for long-term performance with minimal degradation. Its robust design ensures consistent operation in various environmental conditions.

Installation Requirements

This battery must be installed by a qualified electrician or solar installer. Proper installation ensures safety, compliance, and optimal system performance.

Enhanced Performance and Scalable Energy Storage

The BSLBATT R65 6.5kWh lithium battery is a high-performance 51.2V 127Ah rack-mounted energy storage solution designed for both residential and small commercial solar systems. Built using advanced Lithium Iron Phosphate (LiFePO4) technology, it delivers reliable, safe, and long-lasting performance for both grid-tied and off-grid applications.

This battery offers 6.5kWh of usable energy capacity, providing more storage compared to typical 5kWh batteries in the same class. Its modular design allows seamless system expansion, making it ideal for installations that require flexibility and future scalability.

Scalable Modular Design

The BSL R65 battery is designed for expansion, allowing multiple units to be connected in parallel to increase total storage capacity.

• Supports up to 30 batteries in parallel
• Expandable up to approximately 195kWh total storage capacity
• Stackable configuration supporting up to 6 units per base
• Flexible system design for residential and commercial applications

Advanced Battery Management and Connectivity

The battery features an integrated Battery Management System (BMS) that ensures safe operation, balanced charging, and long-term performance. It also supports multiple communication protocols for seamless inverter integration.

• Built-in intelligent BMS for system protection
• Supports RS232, RS485, and CAN communication
• Compatible with leading hybrid and off-grid inverters

Durability and Long-Term Reliability

The BSL R65 is engineered for long-term use with excellent cycle life and stable performance under demanding conditions.

• Over 4000 cycles at 80% depth of discharge
• Design life exceeding 10 years
• Backed by a 10-year manufacturer’s warranty

Safe and Efficient Operation

Safety is a key feature of the BSL R65 battery, using stable LiFePO4 chemistry and advanced protection systems to ensure reliable operation in residential environments.

• Thermally stable lithium iron phosphate chemistry
• Integrated protection against overcharge, over-discharge, and temperature
• Natural convection cooling for silent operation

Flexible Installation Options

The BSL R65 battery is designed for flexible installation, allowing both rack-mounted and wall-mounted configurations. A wall-mount bracket is included as standard, while optional stacking kits are available for compact multi-battery setups.

• Rack mount or wall mount installation
• Wall bracket included as standard
• Optional stacking system for up to 6 batteries
• Space-saving alternative to traditional battery cabinets