48v BSLBatt 100ah 5.12KW Lithium Rackmount ESS Renewable/Solar Battery – B-LFP48-100E 3U

Victron Compatible
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Product Summary
Capacity (Ah)
100
Warranty (Years)
10
Terminal Layout
Terminal Type
H: mm x W: mm x L: mm

£999.98Including VAT & Standard Delivery
Express Delivery Available

BSLBATT® 51.2V 100Ah LiFePO4 Rack-Mount Battery | 5.12kWh | Victron Plug and Play Compatible | 10-Year Warranty

Empower your home or business with dependable, future-proof energy storage. The BSLBATT® B-LFP48-100 is a high-performance 51.2V 100Ah Lithium Iron Phosphate (LiFePO4) battery, engineered for seamless use in solar, off-grid, and backup power systems. Designed for easy rack mounting, this battery delivers 5.12kWh of scalable storage and is fully approved for use with Victron inverters and charge controllers.

Why Choose the BSLBATT® 51.2V 100Ah?

  • Flexible Energy Expansion
    Store 5.12kWh per unit and scale up to 63 batteries in parallel—perfect for residential and commercial projects from small homes to large facilities.
  • Safe, Proven LiFePO4 Technology
    Utilises advanced, cobalt-free lithium iron phosphate chemistry for maximum safety—no thermal runaway, no fire risk, and no toxic emissions.
  • Smart Battery Management
    Integrated battery management system (BMS) offers multi-layer protection: overcharge/discharge safeguards, real-time voltage and temperature monitoring, automatic cell balancing, and robust short-circuit prevention.
  • Superior Efficiency & Longevity
    Enjoy 99% operating efficiency, rapid charging/discharging, and an impressive lifespan exceeding 6,000 cycles. Round-trip efficiency stands at 95%.
  • Reliable in Any Climate
    Delivers consistent performance from -20°C to 60°C, making it ideal for the UK climate and beyond.
  • Peace of Mind Warranty
    Designed for daily cycling and built to last—includes a 10-year manufacturer’s warranty.
  • Effortless Installation
    Compact 4U rack-mount design with plug-and-play connections. Power and communication cables included for a hassle-free setup.
  • Wide Compatibility
    Integrates smoothly with leading inverter brands: Victron, Goodwe, Studer, Deye, SunSync, LuxPower, Afore, Solis S6, and more.
  • Space-Saving Power
    High-density design maximises storage in minimal space—ideal for homes, businesses, and telecoms.
  • Versatile Applications
    Suitable for grid-tied, off-grid, solar, wind, and hybrid systems.

Technical Specifications

Feature Details
Model B-LFP48-100 (48V 100Ah LiFePO4)
Nominal Voltage 51.2V
Voltage Range 47V – 55V
Nominal Capacity 100Ah
Nominal Energy 5.12kWh
Max Charge Current 100A (5.1kW)
Max Discharge 100A (5.1kW)
Dimensions (4U) 442mm x 538mm x 136mm
Weight 53kg
Cycle Life >6,000 cycles
Certifications IEC62619, UN38.3, UL1973, CEC

Applications

  • Home solar battery storage
  • Off-grid and hybrid renewables
  • Emergency power backup
  • Commercial and industrial energy storage
  • Telecoms power backup

16-Cell Advantage

Unlike typical 15-cell “48V” batteries, this 16-cell design delivers a true 51.2V for higher efficiency and improved performance—allowing your inverter and solar chargers to operate at their best.

Trusted Safety & Global Standards

Meets or exceeds international safety benchmarks: UL1973, IEC62619, CEC, and more. Rigorously tested for reliability and performance in demanding environments.

About BSLBATT®

Founded in 2012, BSLBATT is a leading Li-ion battery manufacturer, renowned for innovation, safety, and reliability. Their LiFePO4 batteries are trusted worldwide for solar storage, electric vehicles, and industrial applications, meeting the strictest global standards (ISO, CE, UL, UN38.3, ROHS, IEC62133).

Ready to future-proof your energy storage?
Contact Alpha Batteries for expert advice, fast delivery, and ongoing support.

 

 

 

 

 

 

Bluetooth

Yes

CAN Bus

Yes

Capacity (Ah)

100

Construction

Lithium(LiFePO4) with Heating & Bluetooth

Low Temp Heater

Yes

Product Type

Battery

Recharge Cycles

6000

Voltage

48V

Warranty (Years)

10

Weight (kg)

53

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