
Low Temperature 18650 7.2V 19.8Ah Lithium-ion Battery
Product Number:
34AQ020-09
Nominal voltage:
7.2V
Nominal capacity:
19.8Ah
Battery Configuration:
18650-2S6P
Dimension:
106 × 70 × 60 mm
Application:
Power Monitoring Equipment
-40C Low Temp Discharge, MOLEX Connector, Precision Monitoring System
Product Overview
Electrical Specifications
| Attribute | Parameter |
| Product Number | 34AQ020-09 |
| Cell Model | 18650-3300mAh-3.6V |
| Battery Configuration | 18650-2S6P |
| Nominal Voltage | 7.2V |
| Nominal Capacity | 19.8Ah |
| Rated Energy | 142.56Wh |
| Charging Voltage | 8.4V |
| Discharge Cut-off Voltage | 5.0V |
| Standard Charging Current | ≤2.0A |
| Standard Discharge Current | ≤2.0A |
| Internal Resistance | ≤180mΩ |
Mechanical & Environmental
| Attribute | Parameter |
| Charging Temperature | 0 ~ 45℃ |
| Discharge Temperature | -40 ~ 55℃ |
| Storage Temperature | -20 ~ 35℃ |
| Dimensions | 106 × 70 × 60 mm (Max) |
| Weight | 300g |
| Output Type | MOLEX Connector |
| Battery Case | Blue PVC Heat Shrink Film |
| Protection System | Overcharge / Overdischarge / Overcurrent / Short Circuit / ESD Protection |
Application Background
This battery solution is designed for power monitoring and outdoor surveillance equipment, widely used in grid monitoring, industrial inspection, and security applications.
The device requires continuous stable power in harsh outdoor environments and reliable output during data acquisition and communication, with high demands on low-temperature performance, runtime, and safety reliability.
Project Challenges
- Requires 24/7 continuous operation with high demand for long runtime
- Must operate in extreme cold environments down to -40°C
- Continuous data acquisition and communication load requires stable voltage output
- Limited installation space with strict size and weight constraints
Customized Battery Solution
- 7.2V / 19.8Ah high-capacity design ensures long-lasting power supply
- -40°C low-temperature discharge capability ensures stable operation in extreme environments
- MOLEX connector output improves electrical reliability and assembly efficiency
- Multiple protection systems (overcharge, overdischarge, overcurrent, short circuit, ESD) enhance overall safety
Application Results
- Enables stable 24/7 device operation with significantly improved runtime
- Ensures reliable discharge performance at -40°C, improving system stability by over 20%
- Stable voltage output ensures continuous and accurate monitoring data transmission
- Improved cycle life reduces maintenance frequency and overall replacement cost
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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