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Gobel Power Project X LiFePO4 Battery DIY Kit for EVE MB56 628Ah LiFePO4 Cells
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18 kWh of dependable power.
Built to scale.
The GP-SR1-18K-PC is a 51.2V LiFePO4 server rack battery with 18.227 kWh of usable energy — a low-voltage energy storage system built for solar, home backup, and off-grid power. Start with one module, grow to over a megawatt-hour.
Start with one.
Grow to a megawatt-hour.
Each 51.2V battery module delivers 18.227 kWh of usable energy. Add modules in parallel and your home energy storage system grows with you — no redesign, no re-engineering.
- 18.227 kWh usable energy per module
- Parallel up to 63 modules — 1148 kWh total
- 200A / 10 kW continuous per module, up to 12600A / 645 kW
- 356Ah prismatic LiFePO4 cells
Looks after itself.
Lithium iron phosphate chemistry, a 200A battery management system (BMS), and a 2A active balancer work together so a bad charge or a hot day never becomes a problem.
- 200A BMS with continuous monitoring
- 2A active balancer keeps every cell in step
- Programmatic cell sorting for matched cells
- Structural and electrical safety built in
- CE and UN38.3 certified
Works with the inverters you already trust.
Out of the box, this LiFePO4 battery talks to more than 20 leading inverter brands. RS485, RS232, CAN, and WiFi keep it in the loop whether you're on-grid or off-grid.
- Compatible with Deye, GoodWe, Growatt, SMA, Victron, Solis, Schneider, Luxpower and more
- RS485 / RS232 / CAN / WiFi communication
- Network cable (BMS to inverter) included
- RS232 cable for PC software included
Set it up once.
Forget it's there.
Floor- or rack-mounted in a standard 19-inch server rack footprint, the module is compact enough to tuck away and quiet enough to disappear into the background.
- Floor or rack-mount installation
- 884.69 × 482.8 × 240 mm footprint
- 145 kg, IP20 enclosure
- Operates from −20 °C to +60 °C
Built for every
way you use it.
From home energy storage and solar self-consumption to full off-grid independence, the GP-SR1-18K-PC fits.
Power that's ready
when you are.
Backup power, solar self-consumption, or full off-grid independence — the GP-SR1-18K-PC is a dependable LiFePO4 energy storage system that grows with you, backed by a 5-to-10-year warranty.
- Model:
- GP-SR1-18K-PC
- Battery Type:
- Prismatic LiFePO4
- Nominal Voltage:
- 51.2V
- Nominal Capacity:
- 356Ah
- Total Energy:
- 18kWh
- Battery Cells:
- 16S1P 356Ah Cells
- Max Charge Current:
- 200A
- Max Discharge Current:
- 200A
- Charge Cut-off Protect Voltage:
- 58.4V
- Disharge Cut-off Protect Voltage:
- 40V
- Communication Port:
- RS485, RS232, CAN,WIFI
- Parallel Connection:
- Max 63 Units in Parallels
- Series Connection:
- No
- Cycle life:
- 8000 Times
- Size:
- 884.69* 482.8 * 240 mm±2.00mm
- Weight:
- 145kg±2kg
- Cooling:
- Natural cooling
- Environment:
- Indoor
- Mounting options:
- Sever Rack, Floor
- Operating Temperature (℃):
- -20℃~+60℃
- Inverter Compatibility:
- Yes
- Active Balancer:
- 2A Active Balancer
- Maximum Elevation:
- 4000m
- Warranty:
- 10 Years
Visual Gallery & Diagrams
Product Dimensions

Product Appearance





Gobel Power GP-SR1-18K: 18.2kWh High-Capacity LiFePO4 Server Rack Battery
Looking for a reliable, high-capacity solar energy storage solution? The Gobel Power GP-SR1-18K is a next-generation 51.2V 356Ah (18.2kWh) LiFePO4 server rack battery designed for off-grid homes, commercial power backup, and renewable energy systems. Featuring premium Grade-A LiFePO4 cells, the GP-SR1-18K delivers exceptional thermal stability, long cycle life, and high discharge efficiency. Built with an advanced Pace BMS and integrated Wi-Fi remote monitoring module, it allows seamless real-time tracking of cell voltages, temperatures, and battery health via the Gobel VRM app or the built-in LCD screen. Its compact floor-standing cabinet design fits easily into standard server rack setups, serving as a drop-in replacement or capacity upgrade for 314Ah batteries. Fully compatible with top tier off-grid and hybrid inverters (Victron, Deye, Sol-Ark, Megarevo, and more). Power your independence with clean, safe, and efficient energy storage!
Gobel Power was established in 2012 and is based in Shenzhen, China. Our products and services include wholesaling cylindrical & prismatic LiFePO4 and Lithium Ion battery cells, producing lithium battery packs and providing battery solutions. Our products are mainly used in solar energy storage, electric bikes, electric scooters, electric motorbike, boats, forklifts, sweepers, golf carts, and recreational vehicles.
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Ukraine Stock Grade A Battero Tech 3.2V 314Ah BT314 LiFePO4 Battery Cell
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