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Fogstar Energy 15kWh 48V Rack Battery Bundle

Save 17%
Original price £2,999.99
Current price £2,499.99

We apologise, but this product is out of stock right now. Don't worry, you can still pre-order it and we'll be sure to let you know as soon as it's ready to ship - we anticipate this to be the 23rd August

Store and manage your energy efficiently. The Fogstar Energy 15kWh Rack Battery Bundle provides a reliable, user-friendly solution for residential energy storage.

Built to Last

  • 15kWh Capacity: Store enough energy to power your home through outages or peak demand periods.
  • Three (3) SR51.2V Server Rack Batteries: Each battery is meticulously designed and packed with premium components including Grade A EVE cells and a PACE BMS.
  • UK-Designed Heating System: Efficiently charges even in cold environments thanks to the in-built heating system.
  • 8-Year Warranty: We stand behind the quality and performance of our products.

Unmatched Versatility and Control

  • Pre-loaded Inverter Protocols: Seamless integration with leading inverter brands (Victron, Pylontech, Growatt, Solis, Sofar, Goodwe).
  • 4.3" TFT LCD Touchscreen: Monitor your system status in detail with a user-friendly interface. You can also use your touchscreen to change your inverter protocol.
  • 10-15 Year Lifecycle: Expect long-lasting performance from our superior design.
  • 16 Grade A EVE Cells: Industry-leading EVE cell technology delivers exceptional life (4000 cycles @ 80% DOD).

Effortless Installation and Scalability

  • Integrated High-Quality Busbars: Our cabinets feature thick nickel-plated copper busbars for simple and reliable parallel battery connection.
  • Vented Design and Cable Management: Vented front panels ensure airflow, while unique circular cut-out cable access points (top and bottom) allow for clean and easy cable routing.
  • Scalable for Future Needs: Up to 15 units can be connected in parallel for increased storage capacity (Series connection not supported).
  • Compact Cabinet Design: This bundle includes the Fogstar ESR51.2V Energy Storage Cabinet in a 3 Rack configuration, perfect for homes with limited space.
  • Optional 6-cabinet 3 battery bundle: Looking to upgrade your system in the future? Select a 6-rack cabinet and 3-battery bundle instead.
  • Cabinet Dimensions: 600 x 625 x 675mm

Manufacturer: Fogstar Energy
Model: ESR51.2V 5.12KWH
EVE Cell Model: LF100LA
Cell Assembly: 16S1P
Cycle Life: 4000 Cycles at 1C to 80%. (After 4000 cycles, you will still have a battery that can deliver 80% of the stated capacity) 5.12Kwh is fully useable.
Maximum Discharge: 100A per unit (300A for a 15kWh system)
Balance Current: 0.5A
Capacity: 100Ah
Weight: 45.2kg
Nominal Voltage: 51.2V
Rack Unit Size: 3.5U
Size: 155mm x 450mm x 440mm
Pre-loaded Inverter Protocols: Victron, Sofar, Pylontech, Growatt, Solis, Goodwe.

  • Fogstar ESR51.2V 5.12KWH Rack Battery (x3)
  • Fogstar ESR51.2V Battery 3 or 6 Rack Cabinet  (x1)
  • PC communication cable RS232 to USB (x1)
  • Battery to Battery (B2B) communication cable (RS485 to RS485) (x3)
  • Positive 'dual' 8AWG cables (x6)
  • Negative 'dual' 8AWG cables (x6)
  • M6 threaded screws, bolts and washers for securing Racks to Cabinets (x18)