Fox ESS LV52 5.12-20.48kWh 48V Solar Battery System


Installation & VAT Refund

Delivery available

Elevate Your Power Solutions with Fox LV52 High-Performance 5.12-20.48 Battery System

Unleash the power of advanced energy storage with Fox LV52, a cutting-edge, low-voltage battery storage module that combines performance, scalability, and efficiency. Designed to meet your high-power demands, the LV5200 boasts the capability to discharge at an impressive rate of up to 1C, supplying sudden, high-power loads of up to 5.1kW. With a pair of Fox ESS Combiner Box, additional batteries can be installed in parallel allowing for a maximum storage capacity of 20.48kwh, this battery unit is an ideal companion for your energy needs.

The Fox LV52 High-Performance 5.12-20.48 Battery System is meticulously crafted for seamless integration with Solis RAI 5G 3.0kW AC Coupled Inverter Charger, Solis 3.0kW 5GSolis 3.6kW 5GSolis 4.6kW 5GSolis 5.0kW 5G, and Solis 6.0kW 5G Single Phase Hybrid Inverters.


  • Rated lifespan of more than 6,000 cycles.
  • Expandable up to 4 batteries (20.48Wh).
  • 95% charge/discharge efficiency.
  • Easy, plug-and-play installation.
  • Installation of 2-4 batteries requires two Fox ESS Combiner Boxes.

The Ideal Solution You've Always Wanted:

  • 90% Depth of Discharge.
  • Wide Temperature Tolerance.
  • Easy Installation.
  • ≥6000 Life Cycles.
  • CAN/RS485 Communication.
  • Low Voltage.


  • FOX ESS BATTERY STORAGE SOLUTIONS offer industry-leading performance at competitive prices, introducing the next generation of high-voltage batteries and low-voltage options. Fox batteries come with advanced features, ensuring unmatched reliability.
  • Warranty: Fox provides a warranty ensuring that the product retains at least 60% of Nominal Energy for either 10 years after the initial installation date or for a minimum Energy Throughput of 15.6MWh, based on normal use as per the outlined specifications in the product manual. The standard warranty is 5 years, extendable to a total of 10 years after successful registration on the Fox website.
  • Delivery: 2-3 WORKING DAYS DELIVERY within the UK (longer to the Highlands, islands, and Northern Ireland).

Installation available - please call 020 8064 0335 or email for a quote.

      Detailed specifications:

      Battery Type: LiFePO4 Prismatic Cell
      Nominal Capacity: 5.12kWh
      Nominal Voltage: 51.2V
      Operating Voltage: 46.4- 58.4V
      Recommended Discharge Current: 50A
      Max. Discharge Current: 100A
      Battery Pack Round-Trip Efficiency: >95%
      Depth of Discharge: 90%
      Scalability: Up to 4 units in parallel
      Cycle Life: >6000 (25°C, @90% DOD, 0.5C charging/discharging)
      Installation Location: Indoor (Stand & Hang)
      Operating Temperature Range: Charge 0 ~ +55°C Discharge -10 ~ +55°C
      Humidity: 5% to 95% (No Condensing)
      Ingress Protection: IP21
      Net Weight: 49.5kg
      Size:  420 * 620 * 184.5mm
      In the Box:
      • 1 X Fox ESS LV52 5.12kWh 48V Solar Battery,
      • 1 X Fox ESS LV52 5.12kWh 48V Solar Battery User's Manual.

      Documents available for download:

      Data Sheet Fox LV52 v1.6

      User Manual LV52

      Installation Manual Fox LV52 with 2x Combiner Box

      Warranty FOX ESS LV Battery v2.2

      Frequently Asked Questions:

      Don't know an answer to your question? Call us on 020 8064 0335 or email