Lithium Polymer Cells

Lithium Polymer Cells

Yok Energy Lithium Polymer cells offer high quality and performance.

Manufactured on Fully Automatic and Hybrid production lines, Yok Energy Li-Po cells provide the additional benefits of high levels of safety and consistency, as well as market leading cycle life. 


Voltage Platforms: 4.2v, 4.35v, 4.4v, 4.45v

Charge: 1C – 5C

Discharge: 1C – 20C

Cycle Life (>80%): 500 – 8000

Our Advantages

  • Automated Cell Production
  • Advanced Quality Systems
  • Market Leading Cycle Life Performance
  • Fast Charge
  • High Energy Density
  • Proven Chemical Performance – Lithium ion (Li-Ion)
  • Manufactured to meet international lithium battery
    safety standards: IEC62133, UL1642, KSE, PSE BIS.
  • Meet international environmental standards:
    REACH, RoHS.


  • TWS Audio & Sleep Ear Buds
  • IoT Sensors
  • Wearables & Medical Devices
  • Hearing Aids & Consumer Health Devices
  • Bluetooth
  • Mobile Instrumentation
  • ATEX & CSA Approved Safety Devices
  • Security Devices
  • Smart Watch & Tracking Devices
  • Multi-Cell Battery Packs

Rechargeable cells with market-leading performance!
Contact YOK Energy today to discuss your project design requirements.

Lithium Polymer Product List

YOK MODEL Capacity (mAh) Thickness (mm) Width (mm) Length (mm)
wdt_ID YOK MODEL Capacity (mAh) Thickness (mm) Width (mm) Length (mm)