
21.6V 10Ah Ternary Lithium ion Battery Pack
Product Number:
37AQ254-01
Nominal voltage:
21.6V
Nominal capacity:
10Ah
Battery Configuration:
18650-6S3P
Dimension:
205 × 89 × 60 mm (Max)
Application:
Vehicle Detector
ABS+PC robust case, High-current 20A discharge, 485 communication control
Product Overview
Electrical Specifications
| Attribute | Parameter |
|---|---|
| Product Number | 37AQ254-01 |
| Cell Model | 18650/3350mAh/3.6V |
| Battery Configuration | 18650-6S3P |
| Nominal Voltage | 21.6V |
| Nominal Capacity | 10Ah |
| Rated Energy | 216Wh |
| Charging Voltage | 25.2V |
| Discharge Cut-off Voltage | 16.8V |
| Standard Charging Current | ≤6A |
| Standard Discharge Current | 20A |
| Max Continuous Discharge Current | 20A |
| Internal Resistance | ≤120mΩ |
Mechanical & Environmental
| Attribute | Parameter |
|---|---|
| Charging Temperature | 0 ~ 45℃ |
| Discharge Temperature | -20 ~ 60℃ |
| Storage Temperature | -20 ~ 35℃ |
| Dimensions | 205 × 89 × 60 mm (Max) |
| Weight | 1.5 kg |
| Battery Case | ABS+PC engineering plastic |
| Communication Protocol | 485 communication with software management chip |
| Protection System | Short circuit, overcharge, over-discharge, overcurrent, temperature protection |
Application Background
This battery solution is designed for vehicle detector devices, suitable for long-term monitoring and data acquisition scenarios.
The device requires high-current output to support sensors and signal transmission, while ensuring long-lasting stable power, demanding high performance in endurance, current capacity, and structural reliability.
Project Challenges
- Continuous operation required for 6–10 hours or more
- High instantaneous discharge load up to 30A may cause voltage fluctuations
- Frequent charging and discharging, requiring long cycle life and stability
- Limited device size, strict constraints on dimensions and weight
Customized Battery Solution
- High-voltage 21.6V output structure to support high-power sensor operation
- ABS+PC engineering plastic case, enhancing mechanical strength and safety
- Multi-protection system: short circuit, overcharge, overdischarge, overcurrent, and temperature protection
- Wide-temperature compact design: -20–60℃ operation, suitable for tight device space
Application Results
- Supports continuous operation for 6–10 hours or more
- Voltage stability improved by ~15% under high instantaneous load
- Robust case enhances device durability
- Excellent cycle performance, extending battery and device service life
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)
Get a Custom Battery Solution
Tell us about your project needs. Our engineers will provide a tailored battery solution and quotation within 24 hours.
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