EU Stock
Poland Stock
Ukraine Stock 
USA Stock
AU Stock
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![Gobel Power GP-SR1-JK314 Standard 51.2V 314Ah 16kWh LiFePO4 Server Rack Battery]()
Gobel Power GP-SR1-JK314 Standard 51.2V 314Ah 16kWh LiFePO4 Server Rack Battery
Ship from China CA$14.80
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![Gobel Power GP-PB2-JK280 51.2V 280Ah 15kWh LiFePO4 Battery]()
Gobel Power GP-PB2-JK280 51.2V 280Ah 15kWh LiFePO4 Battery
Ship from China CA$1.48
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![Gobel Power 51.2V 100Ah GP-SR3-PC100 LiFePO4 Server Rack Battery]()
Gobel Power 51.2V 100Ah GP-SR3-PC100 LiFePO4 Server Rack Battery
Ship from China CA$0.21
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![Gobel Power 51.2V Max 20kW 40kWh Stackable LiFePO4 Battery]()
Gobel Power 51.2V Max 20kW 40kWh Stackable LiFePO4 Battery
Ship from China CA$0.21
Shipping Zones
Shipping cost to different countries within EU is not same, please choose your Shipping Zone according to following table.
Shipping Zone 1:
Poland, Germany, Austria
Shipping Zone 2:
Czech Republic, Hungary, Latvia, Romania, Luxembourg, Morocco
Shipping Zone 3:
Slovakia, Slovenia, Sweden, Denmark, France, Denmark, Lithuania, Estonia, Portugal, Belgium
Shipping Zone 4:
the Netherlands, Croatia, Spain, Finland, Bulgaria, Greece
Shipping Zone 5:
Ireland, Italy
Ship to Ukraine
Review the instructions for shipping batteries from Poland to Ukraine
Перегляньте інструкції щодо відправки акумуляторів з Польщі до України
Sample Cells Data:
Comparision of Various Grading Systems in the Market
| Speculated Official Grade |
Grade B B Mark QR No Test Report Cell Consistency: ★ Capacity Consistency: ★ Production Date: Unknown |
Grade B B Mark QR No Test Report Cell Consistency: ★★ Capacity Consistency: ★★ Production Date: Unknown |
Grade A- Intact QR With Test Report (Ver.1) Cell Consistency: ★★★ Capacity Consistency: ★★★ Production Date: Various |
Grade A Intact QR With Test Report (Ver.2) Cell Consistency: ★★★★ Capacity Consistency: ★★★★ Production Date: Within 6 Months |
| Gobel Power Grade |
ESS Capacity Consistency: ★ |
LSEV Capacity Consistency: ★★ |
HSEV- Capacity Consistency: ★★★ |
HSEV Capacity Consistency: ★★★★ |
| Other Sellers' Grade #1 | Grade B |
Grade B |
Grade A | Grade A+ |
| Other Sellers' Grade #2 | Grade B |
Grade A- Fake QR |
Grade A | Grade A+ |
| Other Sellers' Grade #3 | Grade B |
Grade A Fake QR |
Grade A+ | / |
| Other Sellers' Grade #4 | Grade B |
Grade A+ Fake QR |
/ | / |
| * The HSEV cell is within 6 months old when we send it out from our China warehouse. It may be older when you receive it, depending on shipping time and the duration it spends in overseas warehouse stock. | ||||
- Manufacturer:
- EVE
- Model No.:
- MB31 314AH
- Typical Voltage:
- 3.2V
- Typical Capacity:
- 314Ah
- AC Impedance Resistance:
- ≤0.18mΩ
- Life Cycle:
- 8000
- Standard Charge/Discharge Current:
- 0.5C/0.5C
- Standard Charge Cut-off Voltage:
- 3.65V
- Standard Discharge Cut-off Voltage:
- 2.5V
- Continuous Charge/Discharge Current:
- 0.5C/0.5C
- Pulse Charge/Discharge Current (60s):
- Recommended SOC Window:
- 10%~90%
- Charging Working Temperature:
- 0℃~60℃
- Discharging Working Temperature:
- -30℃~60℃
- Self Discharging Rate:
- <3%
- Short Term Storage Temperature (< 1 Month):
- -20℃~45℃
- Long Term Storage Temperature (< 1 Year):
- 0℃~35℃
- Storage Moisture:
- <95%
- Cell Dimension:
- 207.2*71.7*173.7mm
- Cell Weight:
- 5600g
- Certification:
- MSDS, UN38.3, CE
- Warranty:
- 5 Years
EVE 3.2V 314Ah LiFePO4 Prismatic Cell – Grade A, Long Cycle Life, Perfect for DIY 48V Battery Packs
The EVE 3.2V 314Ah LiFePO4 cell (model MB31) is a Grade A prismatic lithium battery cell engineered for high-performance energy storage. With a nominal capacity of 314Ah and tested real capacities often reaching 330Ah+, this cell is widely used in DIY solar battery kits, 48V off-grid systems, EV conversions, and home backup power banks.
Built with lithium iron phosphate chemistry, it offers superior thermal stability, safety, and cycle life—lasting over 8000 cycles at 80% DOD, with minimal degradation. Each cell is equipped with double M6 threaded terminals and a laser-welded aluminum case, ensuring strong mechanical protection and reliable connections for high-current applications.
Technical Specs:
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Nominal Voltage: 3.2V
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Capacity: 314Ah (Energy: ~1006Wh)
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Standard Charge/Discharge: 0.5C
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Internal Resistance: ≤0.18mΩ
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Dimensions: 173.7mm (L) x 71.7mm (W) x 204.6mm (H)
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Weight: ~5.6 kg
Ideal for custom battery builds, this EVE 314Ah cell delivers safe, stable, and high-capacity performance trusted by professionals and DIYers worldwide.
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.
