Sony Murata VTC6A 21700 3.6 4000mAh 30A Battery US21700VTC6A

  • Cell model Sony US21700VTC6A
  • Rated capacity 4000mAh
  • Nominal capacity 4100mAh
  • Nominal voltage 3.6V
  • Max. continuous discharge current 30A
  • Cell specification Datasheet download
  • Applications Power tools, Electric robot, E-bikes, Electirc scooters


  • High discharge current

    Sony VTC6A 21700 4000mAh battery maximum continuous discharge current 40A, with 80 deg temperature cut; 30A continuous discharge without 80 deg temperature cut.

  • High discharge performance

    Sony VTC6A 21700 battery provide powerful and constant power to the device or equipment, voltage drop less than Sanyo, Samsung and LG cells with high current load.

  • Fast charge and no memory effect

    Maximum continuous charge current 9A, can be full charged in about 1.5 hours. Sony Li-ion 21700 battery has no memory effect and with minimal self-discharge.

  • Reliable and safe

    Sony is the inventor and leader of Lithium-ion battery, provide only reliable batteries, it is 100% safe by using the battery according to the cell specification.

Items Specifications Notes
Nominal capacity 4100mAh 0.2C discharge, 2.0V cut
Nominal voltage 3.6V
Nominal energy 14.76Wh Capacity(Ah) × Voltage(V)
Charging voltage 4.20V
Charging current 4.5A 丨9A Standard丨Rapid
Charging time 2.5 hours 丨1.5 hours Standard丨Rapid
Charging method CC – CV Constant current, constant voltage
Continuous discharge current 10A 丨30A Standard丨Maximum
Peak discharge current 50A Within a short time
Discharge end voltage 2.5V Discharge cut-off voltage
Dimensions 21.35mm丨69.8mm Diameter丨Height
Typical weight 73g 2.57 oz
Charge temperature range +0 ~ +60°C +50 ~ 110°F
Discharge temperature range -10 ~ +45°C -4 ~ +140°F
Storage temperature -10 ~ +45°C Within 3 months

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