High-Capacity 2.57kWh Lithium Battery for E-Motorcycles & Battery Swapping Systems
Designed for Southeast Asia’s hot, humid, and high-frequency usage environments, this 51.38V 50Ah lithium swap battery delivers reliable power and long range for electric motorcycles. With IP67 waterproof protection and stable performance from -20°C to 55°C, it performs consistently in rainy seasons and tropical climates.
Complete Battery Package
This fully assembled battery pack includes all essential components in a single protective case:
- Battery module with LiFePO4 chemistry
- Integrated PCB management system
- Charge and discharge wiring with Anderson connectors
- Collection wire harness
- Safety fuse protection
- Compatible charger
Technical Specifications
| Parameter |
Specification |
| Voltage Range |
39V - 59.5V (48V nominal) |
| System Energy (23±2℃, 1/3C) |
2.57kWh rated |
| System Capacity (23±2℃, 1/3C) |
50Ah rated |
| Operating Temperature |
Discharge: -20°C to 45°C Charge: 0°C to 45°C |
| Environmental Humidity |
10% to 90% relative humidity |
| Storage Temperature |
-20°C to 45°C |
| Standard Charging Current |
0.5C |
| Max Charging Current |
1C |
| Standard Discharging Current |
0.5C |
| Continuous Discharging Current |
50A |
| System Insulation Resistance |
≥20mΩ |
| Waterproof Rating |
IP67 |
| size |
200 × 175 × 327 mm |
Features
- High-capacity 50Ah lithium cells – more power, longer range
- 51.38V system voltage – built for strong climbs and heavy loads
- ntegrated smart BMS – ensures safety in all conditions
- 50A continuous discharge – supports larger motors and rough roads
- Long cycle life – up to 1500 cycles, perfect for daily commercial use
- IP67 waterproof & dustproof – ideal for rainy seasons and rough terrain
- Compact and lightweight – only 14kg, easy to carry and install
- Fan-free natural cooling – stable performance in hot climates
- Reliable operation from -20°C to 55°C – no fear of extreme weather
- Standard “6+2” charging port and 50A discharge plug – easy swap compatibility
- Works seamlessly with swap stations and portable chargers
15 Years of Specialized Expertise
With over a decade and a half of focused development in lithium battery systems for electric two-wheelers and battery swap applications, we deliver optimized solutions specifically engineered for Southeast Asian and African markets. Our batteries are built to endure hot climates, heavy daily use, and demanding road conditions while maintaining long cycle life and consistent performance.
Our Comprehensive Solutions
- End-to-end lithium battery systems for electric mobility
- Cost-effective battery products tailored for emerging markets
- Scalable designs supporting rapid deployment of battery swap networks
- Stable supply chain and consistent quality for large-volume projects
- Practical engineering focused on durability, safety, and operational uptime