
OUR PRE-ORDERING PROCESS
Pre-order for your Server Rack Battery can be secured with just a 10% deposit. The remaining balance will be requested when your battery is ready to ship.
Our consignment of Fogstar Energy Racks is due to arrive 8th December, please allow up to 10 days for your order to ship as these will require a palleted delivery.
At just £245 per kWh, our UK-designed Fogstar Energy SR51.2V Server Rack Battery comes complete with heating, several pre-loaded inverter protocols, TFT LCD touch screen, 16 Grade A EVE Cells, a DC Rated Breaker and an 8 year warranty.

We're so confident about the design, build and components that have gone into making our Fogstar Energy Racks that they all come with an 8 year warranty. As with all Fogstar products, you can expect a superior design quality with a lifecycle of around 10-15 years.

Our Fogstar Energy Racks are fitted with a 125Amp DC Breaker, offering a secure protective feature should any faults occur. The DC Breaker interrupts the power flow, shutting off the electrical current if a critical issue is detected.

Take a look at our ESR51.2V Energy Storage Cabinets, available in a three battery (15kWh) or six battery (30kWh) capacity.

TECHNICAL SPECIFICATIONS
- 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
- 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.
The Fogstar ESR51.2V 5.12KWH systems are not compatible with other types or models of rack battery on the market, this may be due to discrepancies in power/size of the unit, BMS or overall system compatibility. Please do not attempt to connect your Fogstar Rack Battery to any other make or model of Rack Battery on the market. If you are unsure about your set-up requirements, please contact our customer service team before making a purchase.
WHAT'S INCLUDED
- Fogstar ESR51.2V 5.12KWH Rack Battery
- PC communication cable RS232 to USB
- One Battery to Battery (B2B) communication cable (RS485 to RS485)
- x1 Positive 35mm cable
- x1 Negative 35mm cable.