
22.2V 2.2Ah 18650 Lithium Ion Battery Pack
This battery is specifically designed for vehicle-mounted computer terminals and railway monitoring instruments, suitable for onboard data processing and rail inspection scenarios. It features stable output and a lightweight, compact design to support long-duration continuous operation.
Electrical Specifications
| Attribute | Parameter |
|---|---|
| Product Number | 13BQ1887-03 |
| Cell Model | 18650 / 3.7V / 2.2Ah |
| Battery Configuration | 18650-6S1P |
| Nominal Voltage | 22.2V |
| Nominal Capacity | 2.2Ah |
| Rated Energy | 48.84Wh |
| Charging Voltage | 25.2V |
| Discharge Cut-off Voltage | 18.0V |
| Standard Charging Current | ≤2A |
| Standard Discharge Current | 2A |
| Max Continuous Discharge Current | 2A |
| Internal Resistance | ≤580mΩ |
Mechanical & Environmental
| Attribute | Parameter |
|---|---|
| Charging Temperature | 0 ~ 45℃ |
| Discharge Temperature | -20 ~ 60℃ |
| Storage Temperature | -20 ~ 35℃ |
| Dimensions | 136 × 58 × 30 mm (Max) |
| Weight | 400g |
| Battery Case | Blue PVC |
| Protection System | Short circuit, Overcharge, Overdischarge, Overcurrent protection |
Application Background
This battery solution is specifically designed for vehicle-mounted computer terminals and railway monitoring instruments, suitable for onboard data processing, rail inspection, and field measurement and control applications.
The system must operate reliably for extended periods under vibration and complex environments, ensuring continuous data acquisition and processing, with high requirements for power stability, reliability, and compact structure.
Project Challenges
- Continuous operation required for 5–8 hours or more
- 22.2V system platform with strict output stability requirements
- Vehicle and railway environments (-20°C to 60°C) requiring strong adaptability
- Limited installation space (136 × 58 × 30 mm) requiring lightweight design
Customized Battery Solution
- 6S1P 22.2V configuration with 48.84Wh rated energy for stable power supply
- Lightweight design (400g) balancing portability and compact structure
- Comprehensive protection system (overcharge, overdischarge, overcurrent, short circuit) for enhanced safety
- Blue PVC casing for simple, reliable structure and easy integration
Application Results
- Supports continuous operation for 5–8+ hours
- Stable output ensures reliable data acquisition and processing
- Lightweight design improves installation and maintenance convenience
- Enhanced system stability for operation in complex environments
We support flexible customization based on your project requirements, including:
- Voltage range: 3.2V – 72V
- Capacity range: 100mAh – 100Ah
- Electrical performance design: Charge/discharge parameters, C-rate, internal resistance, temperature performance
- Mechanical design: Appearance, dimensions, housing material, and integrated structural engineering
- BMS design: Battery protection, cell balancing, and communication protocols (SMBus / I2C / UART)










