BSL Battery ECO 51.2V 100Ah
The BSLBATT B-LFP48-100E 3U is a high-performance 5.12kWh LiFePO₄ rack-mount battery designed for residential, commercial, and telecom backup energy storage.
Built with UL-listed 3.2V prismatic LiFePO₄ cells, a 100A intelligent BMS, and scalable parallel capacity up to 63 units (322.56kWh), this 3U-format battery delivers exceptional reliability, safety, and longevity.
Tested to 4000 cycles at 90% DOD, this module ensures stable performance for more than 15 years under daily cycling.
With RS232/RS485/CAN communication and a compact 3U metal chassis, the B-LFP48-100E 3U integrates seamlessly with hybrid inverters and modular ESS systems.
Product Features
- High cycle life: 4000+ cycles at 90% DOD (15+ year design life).
- UL-listed LiFePO₄ prismatic cells for maximum safety & reliability.
- Scalable up to 63 units for system expansion up to 322.56kWh.
- 100A internal BMS with RS232, RS485, CAN communication.
- Compact 3U rack-mount design saves space and simplifies installation.
- High continuous discharge capability up to 100A (5.12kW).
- Peak discharge 150A (7.68kW, 1 second) for load surges.
- Safe and stable LiFePO₄ chemistry suitable for daily cycling.
- Supports on-grid, off-grid, UPS, telecom, and renewable energy systems.
Specifications
- Model: B-LFP48-100E 3U
- Battery Type: LiFePO₄
- Rated Voltage: 51.2V
- Nominal Capacity: 100Ah
- Energy: 5.12kWh
- Usable Energy: 4.608kWh
- Cell Configuration: 16S1P (16 × 3.2V cells)
- Dimensions (W × H × D): 538 × 483 (442) × 136 mm
- Weight: 46kg
- Discharge Voltage: 47V
- Charge Voltage: 55V
- DOD: 90%
Charge Performance
- Rated Charge Current: 40A (2.048kW)
- Max Charge Current: 80A (4.096kW)
- Peak Charge Current (1s): 110A (5.632kW)
Discharge Performance
- Rated Discharge Power: 5.12kW
- Max Discharge Current: 100A (5.12kW)
- Peak Discharge (1s): 150A (7.68kW)
Environmental
- Working Temperature: – Charge: 0~55°C – Discharge: –20~55°C
- Storage Temperature: 0~35°C
- Humidity: ≤60% RH
- Altitude: ≤4000m
- Cooling: Natural air cooling
- Protection Level: IP20
- Self-discharge: ≤3% per month
Electrical & Communication
- Communication: RS232 / RS485 / CAN
- Parallel Expansion: Up to 63 units
- Short Circuit Protection: Supported
Certifications
- UN38.3
- Meets UL standard pack design
Warranty
- 6-Year Product Warranty
- 15+ Year Design Life
What’s in the Box
- 1 × BSLBATT B-LFP48-100E 3U Battery Module
- Rack mounting accessories
- Communication cables (RS485/CAN/RS232)
- Power cables
- User manual
- Warranty documentation
System Overview
- Rack-mount 3U design ideal for modular energy storage cabinets.
- Suitable for solar, UPS, telecom, industrial backup, and micro-grid systems.
- Can be paralleled to build energy systems from 5.12kWh up to 322.56kWh.
- Stable LiFePO₄ chemistry ensures high safety and long operating life.
- Drop-in compatible with many 48V hybrid inverters.
Warranties:
All inverters and batteries must be installed by a qualified electrical wireman or Master electrician with a valid Department of Labour registration. A valid COC must be issued once installed. Warranty claims require installation photos, a valid COC, and proof of qualified installation. Incorrect installation may void the warranty.
