
18650 7800mAh 7.3V Lithium ion Battery Pack
This battery is designed for inspection robots, used in industrial patrol, monitoring, and field data collection scenarios. It provides stable output and compact structure, ensuring long continuous operation with reliable performance and long cycle life.
Electrical Specifications
| Attribute | Parameter |
|---|---|
| Product Number | 01DQ0121-01 |
| Cell Model | 18650-2600mAh-3.65V |
| Battery Configuration | 18650-2S3P-7800mAh-7.3V |
| Nominal Voltage | 7.3V |
| Nominal Capacity | 7800mAh |
| Rated Energy | 56.94Wh |
| Charging Voltage | 8.4V |
| Discharge Cut-off Voltage | 6.0V |
| Standard Charging Current | ≤3.75A |
| Standard Discharge Current | ≤3.75A |
| Max Continuous Discharge Current | ≤3.75A |
| Internal Resistance | ≤220mΩ |
Mechanical & Environmental
| Attribute | Parameter |
|---|---|
| Charging Temperature | 0 ~ 45℃ |
| Discharge Temperature | -20 ~ 60℃ |
| Storage Temperature | -20 ~ 35℃ |
| Dimensions | 115 × 69.5 × 22 mm |
| Weight | 310g |
| Battery Case | Blue PVC Heat Shrinkable Film Package |
| Protection System | Short circuit protection, overcharge protection, overdischarge protection, overcurrent protection, ESD protection |
Application Background
This battery solution is designed for UAV controllers, widely used in aerial photography control and flight operation scenarios.
The device requires long-lasting stable power supply while maintaining continuous output during high-frequency operation and signal transmission, demanding high endurance, stability, and lightweight design.
Project Challenges
Controller requires continuous operation of 6–8 hours
Frequent signal transmission causes instantaneous current fluctuations
Frequent charge/discharge cycles require high cycle life
Strict requirements on weight and portability
Customized Battery Solution
2S3P configuration provides stable 7800mAh capacity support
Blue PVC heat shrinkable film packaging ensures lightweight and easy integration
Multiple protection mechanisms: overcharge, overdischarge, overcurrent, and short circuit protection
Wide-temperature design (-20~60℃) adapts to complex outdoor flight environments
Application Results
Supports long-term stable operation of UAV controllers
Improves output stability under high-load operation by ~20%+
Optimized weight enhances portability experience
Stable cycle life extends overall service lifespan
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)











