Li ion Cell Manufacturer Wholesale Bluetooth Earphone Battery UFX 403442 700mAh 3.7V Mini Rechargeable Battery
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- Supplier: Guangdong Ufine New Energy Co. Ltd
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Product Overview
Description
Specification
1、Mechanical Characteristics | ||||||
Cell: | UFX403442 | PCM: | Yes | |||
NTC: | No | Weight: | appr. 12.9g | |||
Configuration: | 1S1P | |||||
2、Electrical Specification | ||||||
Capacity: | 700mAh | Nominal Voltage: | 3.7V | |||
Energy: | 2.59Wh | Internal Impedance： | less than 180mΩ | |||
Max. Charge Voltage: | 4.2V | Discharge Cut Off: | 2.75V | |||
Max. Charge Current: | 700mA | Max. Discharge Current: | 700mA | |||
Standard Charge Current: | 350mA | Standard Discharge Current: | 350mA | |||
Charge Temp. Range: | 10°C to 45°C | Discharge Temp. Range | -20°C to 60°C | |||
Storage Temp. Range | 1 year at -20℃ to +30℃ | Cycle life: | 100 cycles ≥92% | |||
3 moths at -20℃ to +45℃ | 300 cycles ≥88% | |||||
1 month at -20℃ to +60℃ | 500 cycles ≥80% | |||||
3、Cell protection | ||||||
Overcharge Detection ： | 4.28 ±25mV (1 to 1.6sec delay, release 4.2V ±50mV) | Overdischarge Detection： | 2.5V ±50mV (115 to 175msec. delay, release 3.0V ±50mV) | |||
Overcurrent Detection： | 2.5A to 4.0A (9 to 15msec. delay) | Short protection： | Yes | |||
Products Description
We have our own research and development team and production line. We can provide customized lithium-ion battery solutions for various applications. Our lithium-ion batteries are widely used in Bluetooth headsets, mini flashlights, wireless headphones,mobile power banks, electric vehicles, energy storage, etc.We are committed to providing high-quality, safe and reliable lithium-ion battery products. We have obtained certifications such as RoHS, REACH, ISO9001, ISO14001, etc. We have a professional after-sales service team to provide customers with timely and high-quality service.We welcome new and old customers from all over the world to cooperate with us. Ufine New Enegry will continue to work hard to provide more high-quality lithium-ion battery products and services for customers.
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