- Stock: 484
- Model: MB31
- Weight: 5.45kg
- Dimensions: 20.00cm x 7.00cm x 17.00cm
Overview
The EVE MB31 LiFePO4 battery is a high-performance 3.2V prismatic cell designed for reliability and longevity. With a nominal capacity of 314Ah and a tested capacity around 330Ah, this lithium iron phosphate cell delivers exceptional energy density for demanding applications. Equipped with laser-welded M6 studs, it ensures secure connections and efficient power delivery.
Key Features
- High Capacity: Nominal 314Ah, with real-world capacity around 330Ah.
- Long Cycle Life: ≥8000 cycles at 0.5C, ensuring decades of reliable use.
- Low Internal Resistance: 0.16-0.2Ω for efficient energy transfer.
- Safe Chemistry: Lithium iron phosphate technology minimizes thermal runaway risks.
- Wide Operating Temperature: Operates from -20°C to 55°C for diverse environments.
- Robust Design: Laser-welded M6 studs for secure and durable connections.
- Low Self-Discharge: ≤3% per month, ideal for long-term storage.
Specification
| Item | Parameter |
|---|---|
| Model | MB31 |
| Tested Capacity Range | ~330Ah |
| Nominal Capacity | 314Ah |
| Typical Voltage | 3.2V |
| Internal Resistance | 0.16-0.2Ω |
| AC Impedance Resistance (1KHz) | ≤0.25mΩ |
| Standard Charge/Discharge Current | 0.5C |
| Max. Continuous Charge/Discharge Current | 1C |
| Max. Pulse Charge/Discharge Current (30s) | 2C |
| Cut-off Voltage (Charge/Discharge) | 3.65V / 2.5V |
| Recommended SOC Range | 10%~90% |
| Charging Temperature | 0~55°C |
| Discharging Temperature | -20~55°C |
| Storage Temperature (Short-term, within 1 month) | -20~45°C |
| Storage Temperature (Long-term, within 1 year) | 0~35°C |
| Storage Humidity Range | <90% |
| Self-Discharge Rate per Month | ≤3% |
| Dimensions | 207 x 72 x 173.7 mm |
| Weight | 5.42 ± 0.3 kg |
| Cycle Life at 25°C | ≥8000 cycles @0.5C |
Applications
The EVE MB31 LiFePO4 battery is engineered for a wide range of high-demand applications, including:
Golf Cart
Reliable power for longer, smoother rides on the course.
RV
Dependable energy for off-grid camping and road trips.
DIY Energy Projects
Perfect for building custom, sustainable energy solutions.
Emergency Backup Systems
Ensures consistent power during unexpected outages.
Frequently Asked Questions
What is the real capacity of the EVE MB31 LiFePO4 cell?
The EVE MB31 has a nominal capacity of 314Ah, with a tested capacity typically around 330Ah under optimal conditions.
Is the EVE MB31 safe for solar storage?
Yes, its lithium iron phosphate chemistry ensures high safety, with minimal risk of overheating or thermal runaway, making it ideal for solar applications.
What is the recommended charging voltage?
The recommended charge cut-off voltage is 3.65V to ensure optimal performance and longevity.
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