Polymer 3.7V 400mAh Battery

Polymer Battery

artekenergy3.7v 400mah


Model No: AE/3740/PL
Nominal Voltage: 3.7V
Nominal Capacity: 400mAh
Life Cycle: 300
Internal Impedance: ≤ 50mΩ
Discharge Cut-off Voltage: 2.5V on-load
Max Charge Voltage: 4.20±0.05V
Standard Charge Current: 80mA 0.2c
Standard Discharge Current: 80mA 0.2c
Continue Charge Current: 120mA 0.3c
Continue Discharge Current: 200mA 0.5c
Max Pulse Discharge Current: 400mA 2ms
Max. Dimension: Length(L): 35±0.2 mm, Width(W) : 25±0.2 mm, Thickness (T):5±0.2 mm
Operating Charge Temperature: 10 ~ 45℃
Operating Discharge Temperature: -10 ~ 55℃
Storage Temperature: During 1 month: -5 ~ 35℃ During 6 months: 0 ~ 35℃
Standard Charge: Constant Current and Constant Voltage, (CC/CV) Current =80mA, Final charge voltage = 4.2V, Final charge Current = 0.005A
Standard Discharge: Constant Current (CC), Current = 80mA, End Voltage = 2.5V
Over-charge Cut-off Voltage: 4.2V
Over-discharge Cut-off Voltage: 2.5V
Short Circuit Protection: Provided Built-in Short Circuit Protection

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3.7V 400mAh Polymer Battery

Artek Energy is a leading manufacturer of 3.7V 400mAh polymer batteries, delivering high-performance energy solutions for diverse applications. With a commitment to innovation, Artek Energy stands at the forefront of battery technology.

Key features of Artek Energy 3.7V 400mAh Polymer Battery:

  • Compact Design: The batteries are designed to be lightweight and compact, making them ideal for portable electronic devices.
  • High Energy Density: Artek Energy polymer batteries boast a high energy density, ensuring longer-lasting power for various applications.
  • Reliable Performance: These batteries are known for their reliable performance, providing a stable power supply for electronic devices.


Versatile Applications:

  • Ideal for wearable devices
  • Suitable for wireless communication devices
  • Perfect for portable medical devices
  • Used in compact electronic gadgets


Artek Energy commitment to quality and innovation makes their 3.7V 400mAh Polymer Battery a trusted choice for powering the technology of today and tomorrow.