Description

Product Description:

The EVE MB31 3.2V 314Ah LiFePO₄ Prismatic Cell is a premium-grade lithium iron phosphate battery designed for high-capacity energy storage and electric mobility applications. Built with advanced LiFePO₄ chemistry, the MB31 delivers exceptional safety, long service life, high energy efficiency, and stable performance. It is ideal for battery pack manufacturers, solar energy systems, e-rickshaws, golf carts, marine systems, RVs, UPS backup, and industrial energy storage solutions. Specifications are based on the official EVE MB31 product specification.

Key Features:

• Genuine EVE MB31 Grade-A LiFePO₄ Prismatic Cell
• Nominal Voltage: 3.2V
• Nominal Capacity: 314Ah
• Nominal Energy: 1004.8Wh
• Long Cycle Life: Up to 8000 cycles (70% SOH at 25°C)
• Extremely Low Internal Resistance: 0.18 ± 0.05 mΩ
• High Energy Efficiency
• Stable Voltage Output
• Excellent Thermal Stability
• Maintenance-Free Operation
• Eco-Friendly & Cobalt-Free LiFePO₄ Chemistry
• Suitable for Series Battery Pack Assembly

Technical Specifications:

• Brand: EVE
• Model: MB31
• Cell Type: LiFePO₄ Prismatic Cell
• Nominal Voltage: 3.2V
• Nominal Capacity: 314Ah
• Nominal Energy: 1004.8Wh
• Charging Voltage: 3.65V
• Discharge Cut-off Voltage: 2.5V (>0°C), 2.0V (≤0°C)
• Standard Charge Rate: 0.5P
• Standard Discharge Rate: 0.5P
• Internal Resistance: 0.18 ± 0.05 mΩ
• Weight: 5.6 ± 0.3 kg
• Dimensions: 207.2 × 173.7 × 71.7 mm (with terminals)
• Charging Temperature: 0°C to 60°C
• Discharging Temperature: -30°C to 60°C
• Storage Temperature: 0°C to 35°C (1 year)

Applications:

• E-Rickshaw (Toto)
• Solar Energy Storage Systems
• Home & Commercial Energy Storage
• UPS Backup Systems
• Inverters
• RV & Camper Power Systems
• Marine & Boat Batteries
• Golf Carts
• Industrial Battery Packs
• DIY LiFePO₄ Battery Projects

Safety Instructions:

• Use only a compatible LiFePO₄ BMS.
• Do not overcharge above 3.65V per cell.
• Do not over-discharge below the recommended cut-off voltage.
• Do not short circuits, crushing, puncturing, or exposing the cell to fire.
• Do not charge below 0°C.
• Always use insulated tools during installation.
• Secure cells with proper compression when assembling battery packs.
• Use aluminium or copper bus bars for connecting cells in parallel only. Do not solder directly to the terminals.
• Use only Leaser welding mechine
• Follow correct polarity during installation.

Package Includes:
1 × EVE MB31 3.2V 314Ah LiFePO₄ Prismatic Cell