BSL Battery Powerwall 10.24kWh 51.2V 200Ah LiFePO4 Low Voltage Battery
Overview of the BSL Battery Powerwall 10.24kWh
The BSL Battery Powerwall 10.24kWh is a low-voltage lithium iron phosphate (LiFePO4) energy storage battery designed for residential solar, backup power, and hybrid energy systems. With a nominal voltage of 51.2V and a compact wall-mounted design, this battery provides a balance between usable energy capacity, discharge capability, and clean indoor installation.
What the BSL Powerwall Battery Is Designed to Do
The BSL Powerwall 10.24kWh battery stores DC electrical energy from solar generation or grid charging and supplies that energy to a compatible low-voltage inverter. It is designed to:
- Provide backup power during grid outages
- Increase solar self-consumption in hybrid systems
- Support daily cycling in residential energy storage
- Power essential household circuits reliably
What the BSL Powerwall Battery Is Not
The BSL Powerwall is a battery only and does not perform inverter functions. Specifically:
- It is not an inverter and cannot generate AC power
- It does not include MPPT charge controllers
- It does not connect directly to PV panels
- It must not be connected to high-voltage battery systems
System Type and Voltage Class
The BSL Battery Powerwall is designed for 48V-class low-voltage battery systems. Electrical characteristics include:
- Nominal battery voltage: 51.2V
- Factory operating voltage: 47V to 48V under discharge conditions
- Low-voltage DC architecture compatible with hybrid and off-grid inverters
Battery Chemistry and Cell Configuration
The battery uses premium lithium iron phosphate (LiFePO4) cells configured in a 16S4P arrangement. This chemistry and configuration provide:
- High thermal stability and safety
- Improved service life under daily cycling
- Stable discharge characteristics for residential loads
Battery Management System and Protection
An integrated battery management system continuously monitors battery operation to ensure safe and stable performance. Protection features include:
- Over-charge and over-discharge protection
- Over-current and short-circuit protection
- Temperature monitoring during charge and discharge
- Cell balancing to maintain uniform performance
Charge and Discharge Performance
The BSL Powerwall battery is designed for moderate continuous loads typical of residential systems.
Charge Specifications
- Standard charge current: 50A
- Maximum charge current: 100A
- Charging voltage: 58.0V
Discharge Specifications
- Standard discharge current: 50A
- Maximum continuous discharge current: 105A
- Maximum discharge current: 120A
Scalability and Parallel Expansion
The BSL Battery Powerwall supports parallel operation for increased system capacity. Key expansion characteristics include:
- Support for multiple batteries connected in parallel
- Expansion of total energy capacity and available discharge current
- Retention of a 51.2V system voltage
Communication and Inverter Integration
The battery supports communication with compatible inverters via:
- CAN communication
- RS485 communication
Correct communication setup allows the inverter to manage charge, discharge, and battery protection parameters effectively.
Technical Specifications – BSL Battery Powerwall 10.24kWh
- Battery chemistry: LiFePO4
- Total energy capacity: 10.24kWh
- Nominal capacity: 200Ah (198Ah minimum)
- Nominal voltage: 51.2V
- Energy density: 107.8Wh/kg
Physical Specifications and Installation
The BSL Powerwall is designed for neat wall-mounted installation inside residential or utility spaces.
- Installation type: Wall-mounted
- Dimensions: 490 × 147 × 780 mm
- Weight: 95 kg
Environmental Operating Limits
- Charge temperature range: 0°C to 45°C
- Discharge temperature range: -20°C to 55°C
- Storage temperature range: -10°C to 35°C (up to 12 months)
Typical Applications for the BSL Powerwall Battery
- Residential solar energy storage systems
- Hybrid solar and backup power installations
- Essential-load household backup systems
- Scalable low-voltage battery banks
FAQ
Frequently Asked Questions
What type of inverter is this battery best suited for?
This battery is best suited for low-voltage hybrid and off-grid inverters designed for 48V lithium battery systems, particularly in residential backup and solar self-consumption setups.
How does the discharge current affect inverter choice?
With a maximum discharge current of 120A, this battery is well matched to small to medium residential inverter systems. For higher continuous loads, adding additional batteries in parallel increases available discharge current and reduces stress on each battery.
Is this battery suitable for whole-home backup?
This battery is typically used for essential-load or partial-home backup systems. Whole-home backup is possible when multiple batteries are installed in parallel and system design is carefully planned.
Can multiple BSL Powerwall batteries be connected together?
Yes. Multiple batteries can be connected in parallel to increase total capacity and available power, allowing the system to grow as energy needs increase.
Which inverter brands are commonly compatible with this battery?
This battery works with Deye, Sunsynk, Luxpower, and Solis inverters when configured with the correct communication protocol and battery settings.
Is the BSL Powerwall suitable for daily cycling?
Yes. The LiFePO4 chemistry and integrated battery management system make it suitable for daily charge and discharge operation in residential systems.
Is the battery designed for indoor installation?
Yes. The compact wall-mounted design makes it suitable for indoor installation in garages, utility rooms, or dedicated battery spaces when installed according to manufacturer guidelines.
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