3S1P 4000mAh Battery Pack – High-Performance Li-ion

3S1P Li ion 18650 10.8V/11.1V 4000mAh Rechargeable Battery Pack with Wires out

* Model Name: 18650 protected battery pack
* Part No.: 3S1P 4000mAh
* Nominal Voltage: 10.8V/11.1V
* Nominal Capacity: 4000mAh
* PCM IC made in Japan
* Capacity/Discharge/Dimension/Private label/Wire/Connector…Customize accept

Description

1. 18650 Li-ion Rechargeable 3S1P 4000mAh Battery Pack
2. Typical Capacity: 4000mAh (Can be customized)
3. Nominal Voltage: 10.8V/11.1V
4. In Built Safety Circuitry, IC made in Japan, Protection Circuit (Against over charge, over discharge, over current and short-circuit.)
5. Over 500 charge-discharge cycles
6. Customize option: Capacity, Max. discharge current, Private label, Wires/Connectors Packing…
7. Battery Certification：can be applied for according to your needs, with low cost and fast turnaround time.
8. Factory qualifications and product certificates obtained include：ISO9001, ETL, UL2042, CB(IEC62133),CE,ROHS,REACH,UN38.3,MSDS,CCC…

Keeppower’s 3S1P 4000mAh Battery Pack delivers robust, high-performance power for a wide range of industrial and professional applications. Designed using high-quality 18650 Li-ion cells, this rechargeable battery pack provides a stable nominal voltage of 10.8V/11.1V, ensuring consistent energy output for critical devices. Its 4000mAh typical capacity guarantees long runtime, and we offer customizable options to meet the precise needs of your application.

Battery Safety Tips/Caution

Please full charge battery before first use.
Battery positive terminal may be hot when charging, please do not touch it.
Do not short circuit, please keep it away from loose change and metal objects.
Do not immerse battery in any liquid/water.
Do not place the battery in direct sunlight or heat, be away from fire.
Do not crush, hit, impact, damage, disassemble, or modify the battery.
Do not reverse the positive (+) and negative (-) terminals when charging or using the battery.
Immediately stop using if battery has abnormalities, such as smell, heat, discoloration, or deformity.
On (battery electrolytes) exposure, rinse immediately with water, and seek medical treatment.
Keep the battery away from children or pets.

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