7.4V 4200mAh Lithium Polymer Battery 2C Discharge 500 Cycles
OiD8237110S2-4200 7.4V 4200mAh Lithium Polymer Battery 2C Discharge 500 Cycles
Product Name:
OiD8237110S2-4200 Lithium Polymer Battery
Advantages:
- High energy density for extended usage
- Long cycle life with reliable performance
- Safe and stable operation under various conditions
- Lightweight and compact design
Specifications:
|
Parameter |
Value |
|
Model |
OiD8237110S2-4200 |
|
Nominal Voltage |
7.4V |
|
Capacity |
4200mAh (Minimum), 4250mAh (Typical) |
|
Charging Voltage |
8.4V |
|
Discharge Cut-off Voltage |
6.0V |
|
Standard Charge Current |
0.2C |
|
Max Charge Current |
1.0C (20°C ~ 45°C), 0.5C (10°C ~ 20°C), 0.2C (0°C ~ 10°C) |
|
Standard Discharge Current |
0.2C |
|
Max Discharge Current |
2.0C (25°C ~ 60°C), 1.0C (0°C ~ 25°C), 0.2C (-20°C ~ 0°C) |
|
Weight |
Approx. 140.0g |
|
Impedance |
≤150mΩ |
|
Shipment Voltage |
7.8V ± 0.1V |
Cycle Life:
|
Condition |
Cycle Life |
|
Charge/Discharge Cycles |
500 cycles at 0.2C, 23±2°C |
|
Capacity Retention |
≥80% after 500 cycles |
Discharge Curve:
Operating Temperature Range:
|
Condition |
Temperature Range |
|
Charging |
0°C ~ 45°C |
|
Discharging |
-20°C ~ 60°C |
|
Storage |
-10°C ~ 25°C (12 months, ≥85% capacity), -10°C ~ 45°C (6 months, ≥85%), -10°C ~ 55°C (1 month, ≥90%) |
Certifications:
- Complies with GB/T 18287-2013, IEC/EN61960, and UL1642 standards.
Key Features:
- High capacity and long cycle life
- Built-in protection circuit for overcharge, over-discharge, and short-circuit protection
- Low self-discharge rate
- RoHS compliant
Applications:
- Portable electronics
- Medical devices
- Power tools
- IoT devices
- Consumer electronics
Usage Warnings & Precautions:
- Do not short-circuit the battery terminals.
- Avoid exposing the battery to high temperatures or direct sunlight.
- Use only the specified charger for charging.
- Do not disassemble or modify the battery.
- In case of leakage, odor, or swelling, stop using the battery immediately and dispose of it properly.
Storage Guidelines:
- Store the battery at 20±5°C for optimal performance.
- If storing for more than 3 months, charge the battery to 60% capacity every 3 months.
- Avoid storing the battery in high humidity or extreme temperatures.
Warranty & Disclaimer:
- 12-month warranty from the date of shipment.
- The warranty does not cover damage caused by improper use, mishandling, or unauthorized modifications.
- For any special requirements or conditions not covered in this specification, please contact us for customized solutions.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


