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

Technical Specs

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.
BMS: PACE 100A BMS
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

Whats Included

• 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)