Customize 805155 2C discharge 3000mah lipo battery


The 805155 is a 3.7V 3000mAh 2C high rate big size Lithium-ion polymer battery that can quickly be integrated into a wide range of electronic devices. Battery with PCB, 2 wires out directly. Common use in robots, medical device…

Product Type

High rate lipo battery

Model number


Voltage (Nominal)


Capacity (Nominal)



Cell 8.0±0.2*51±0.5*55±0.5mm

Constant Discharge Current

0.2C(Standard), 2C(Max )

Working Temperature

charge: 0-45℃; discharge: -20-60℃

Details about Customize 805155 2C discharge 3000mah lipo battery

Product description

Li-ion polymer battery has many own advantages, like variable size, lightweight, high safety, high energy density, no memory effect, and so on.

Size, voltage, capacity, rated power, temperature……can be customized; PCB, wires, connector,…can be assembled. Contact us now!

Product features

  • Lithium polymer battery has high energy density.
  • Long cycle life of charge&discharge.
  • Enhanced safety parameters with Japan SEIKO PCB &MOS protectors.
  • Support OEM&ODM service for customize size.
  • Can be assembled with pointed connectors(JST, Molex, HRS, and so on).

Product details


Basic Information

Cell Dimension( thickness*width*length)8.0±0.2*51±0.5*55±0.5mm
Charge voltage4.2V±0.03V
Nominal voltage3.7V
Nominal capacity3000mAh
Fully charge voltage4.2V
Ship out voltage3.8-4.1V
Battery specificationCharge currentStandard Charging:0.2C (600mA)
Rapid charge:0.5C(1500mA)
Charging methodCharge with constant current 0.2c to 4.2V, then charge with constant voltage 4.2v till until charge current is less than 0.01C
Standard discharge current0.2C(600mA)
Max.discharge current2C(6000mA)
Discharge cut-off voltage2.75V
Operating environmentCharging:0℃~45℃
Storage temperatureless than one month -20℃~40℃; less than half year -20℃~30℃
 Cycles500 times
Warranty12 months
WarningDo not overcharge, force charge, short circuit, disassemble, deform, heat, or place the battery near a direct flame. Any of the above actions could cause it to ignite, explode or become damaged.
Keep this battery out of the reach of children.
When storing the battery or throwing it away, be sure to cover it with tape.
Main FeaturesThin format, lightweight, flat size, and flexibility in design.
Easily customized, Energy density, High capacity.
ApplicationsSmart wearable devices: smart watches, smart glasses, smart clothes, smart shoes, smart masks.
Electric tools: saws, electric drill, electric toys, remote control devices.
Medical devices: portable electronic medical devices, hearing aids, electric wheelchairs.
Beauty and Bluetooth device: electronic beauty, hairdresser, Bluetooth headset, loudspeaker.

Product assemble

805155 3.7v 3000mah battery


  1. Advanced automatic equipment production.
  2. Mass production with international certifications.
  3. Importantly 100% inspection before shipment.
  4. Professional R&D center to cooperate with specification, proofing process and free samples.
  5. Excellent service system to respond quickly for your questions and provide solution.

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