
6.4V 7.5Ah/ 6.4V 1.5Ah LiFePO4 Battery Pack
This dual-system LiFePO4 battery solution is designed for electric power testing equipment, supporting continuous field inspection and dual-module power supply applications. Featuring TI communication protocol and stable output performance, it enables reliable operation, real-time battery data monitoring, and long service life in complex outdoor environments.
Electrical Specifications
| Attribute | Parameter |
|---|---|
| Product Number | 34AQ020-02 |
| Cell Model | 18650/3.2V/1600mAh |
| Battery Configuration | 18650-2S5P / 18650-2S1P |
| Nominal Voltage | 6.4V |
| Nominal Capacity | 7.5Ah / 1.5Ah |
| Rated Energy | 48Wh / 9.6Wh |
| Charging Voltage | 7.3V |
| Discharge Cut-off Voltage | 4.0V |
| Standard Charging Current | 1600mA / 320mA |
| Standard Discharge Current | 1600mA / 320mA |
| Internal Resistance | ≤300mΩ / ≤280mΩ |
Mechanical & Environmental
| Attribute | Parameter |
|---|---|
| Charging Temperature | 0~45℃ |
| Discharge Temperature | -20~50℃ |
| Storage Temperature | -20~50℃ |
| Dimensions | 104 × 70 × 44 mm |
| Weight | 620g |
| Battery Case | PVC |
| Communication Protocol | TI Communication Protocol |
| Protection System | Short circuit / overcharge / over-discharge / overcurrent protection |
Application Background
This dual-system LiFePO4 battery solution is designed for electric power testing equipment and portable inspection devices.
It supports simultaneous operation of main control and auxiliary systems, providing stable power output for long-duration field testing and complex outdoor working environments.
Project Challenges
Power testing equipment requires dual-system operation for continuous monitoring and data acquisition
Outdoor inspection environments demand stable operation from -20℃ to 50℃
Frequent equipment startup and data transmission create pulse load impact
Curved internal space limits battery structure and installation layout
Customized Battery Solution
Dual-battery system: integrated 6.4V/7.5Ah and 6.4V/1.5Ah battery packs for independent system power supply
TI communication protocol: supports voltage, current and capacity data reading for intelligent battery management
Curved structure design: optimized for compact and irregular equipment installation space
Multi-protection system: overcharge, over-discharge, overcurrent and short circuit protection
Application Results
Supports stable dual-system operation during long-duration field inspections
Improves equipment power management and operational reliability by 20%+
Curved compact structure enhances device integration efficiency
Long cycle life helps reduce maintenance frequency and replacement costs
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)










