3.6V 2600mAh Lithium-ion Battery
Product Number:
01WQ0103-02T
Nominal voltage:
3.7V
Nominal capacity:
2600mAh
Battery Configuration:
18650-1S1P
Dimension:
71 × φ19.5 mm
Application:
Air Quality Detector
Stable Output, Long Cycle Life, High Safety
Product Overview
Electrical Specifications
| Attribute | Parameter |
| Product Number | 01WQ0103-02T |
| Cell Model | 18650-2600mAh-3.7V |
| Battery Configuration | 18650-1S1P |
| Nominal Voltage | 3.7V |
| Nominal Capacity | 2600mAh |
| Rated Energy | 9.62Wh |
| Charging Voltage | 4.2V |
| Discharge Cut-off Voltage | 3.0V |
| Charging Current | ≤1.2A |
| Discharge Current | ≤2.0A |
| Internal Resistance | ≤180mΩ |
Mechanical & Environmental
| Attribute | Parameter |
| Charging Temperature | 0 ~ 45℃ |
| Discharge Temperature | -20 ~ 60℃ |
| Dimensions | 71 × φ19.5 mm (Max) |
| Weight | 50g |
| Material | Blue PVC heat shrink film |
| Communication Protocol | N/A |
| Protection Rating | N/A |
| Protection System | Short circuit / Overcharge / Overdischarge / Overcurrent / ESD protection |
Application Background
This battery solution is designed for portable air quality detectors, widely used in indoor and outdoor environmental monitoring, air quality data collection, and mobile inspection scenarios.
The device typically operates in long standby mode with intermittent sensor sampling. In outdoor or complex environments, it requires stable power supply, strong runtime performance, and wide temperature adaptability.
Project Challenges
- Long standby operation required for continuous monitoring
- Sensor and data acquisition modules require stable voltage during pulse activation
- Harsh outdoor environments require -20°C to 60°C discharge capability
- Compact device structure limits battery size and weight
- Frequent charge-discharge cycles require long cycle life and consistency
Customized Battery Solutio
- 18650-1S1P configuration: 2600mAh high energy density for reliable portable runtime
- Dedicated plug output design: ensures stable connection and reliable power delivery
- Compact PVC shrink wrap: easy installation and seamless device integration
- Multi-level protection system: over-charge, over-discharge, over-current, short circuit, and temperature protection for enhanced safety
- Wide temperature design: supports -20°C to 60°C discharge for outdoor environments
Application Results
- Significantly extended runtime for long-duration monitoring
- Improved output stability for more reliable sensor data acquisition
- Stable performance under wide temperature conditions for outdoor use
- Enhanced cycle life, reducing maintenance and replacement frequency
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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