72V 21Ah Li-ion Rechargeable Battery Pack for E-Bikes, Golf Carts & Solar Storage
- 500+ life cycles with optimized cell longevity
- High-temperature resistance (-20°C to +60°C operational range)
- Factory-tested safety with over-current (80A) and thermal protection
- Space-saving design (290465555mm) for flexible integration
- Multi-output compatibility (10A–50A adjustable discharge)
- 18650 cell options (Samsung/LG/Sanyo or Chinese cells)
Specification
| Parameter | Details |
|---|---|
| Voltage/Capacity | 72V / 21Ah |
| Input Voltage/Current | 84V / 10A |
| Output Current Range | 10A / 20A / 30A / 40A / 50A |
| Cell Type | Samsung, LG, Sanyo, or Chinese 18650 |
| Dimensions | 290×465×555×76×75 mm |
| Cycle Life | ≥500 cycles |
| Operating Temperatures | Charge: 0°C–45°C / Discharge: -20°C–60°C |
| Internal Resistance | ≤98mΩ |
Application
High-Performance Electric Bikes & Scooters
This 72V 21Ah lithium battery delivers sustained power for long-range electric bikes and scooters, supporting output currents up to 50A for steep inclines and high-speed travel. Its compact design (290465555mm) minimizes space usage while maintaining compatibility with 18650 cells from Samsung/LG/Sanyo.Golf Cart & Light Electric Vehicle Power Systems
Ideal for golf carts and light EVs, the battery operates efficiently in temperatures from -20°C to +60°C, ensuring reliable performance in extreme weather. With 500+ cycles and 80A over-current protection, it suits frequent use in recreational and commercial settings.Solar Energy Storage & Off-Grid Solutions
Designed for solar storage systems, this 72V 21Ah pack integrates with inverters and charge controllers (84V input). Its low internal resistance (≤98mΩ) maximizes energy retention, while high-temperature resistance ensures stability in outdoor installations.Electric Wheelchairs & Mobility Devices
The lightweight, high-capacity design provides extended runtime for electric wheelchairs. Customizable output currents (10A–50A) allow adaptability to different motor loads, paired with factory-tested safety protocols for user security.Industrial UPS & Power Backup Systems
Supports uninterruptible power supplies (UPS) with stable 72V output and rapid discharge capabilities. Compact packaging reduces installation space, critical for industrial environments requiring efficient energy storage.Our Contact
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