GOLISI 21700 S35 Pro Series 3750mAh 30A Battery



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Golisi S35 is a game changer 21700 battery, considred one of the best 21700 in the market and covered by PLI (Product Liability Insurance), covered by PICC

S35 fulfills the niche demand of 21700 devices, the new vaping trend led by Lost Vape, Smok and Geekvape etc. This high drain IMR 21700 succeeds advantages of Golisi’s famous gold 26650 battery, which stands out with its high constant discharging current and hard-wearing wrap.

S35 Capacity: 3750mAh, constant discharging: 30A. Real rated.

Safety protection: Based on UL1642 standard, no leaking or explosion in extreme tests of over–charging, short circuit, over discharging, high temperature

The Golisi IMR 21700 3750mAh 40A can be purchased per single battery, however each is packaged with a FREE DUAL BATTERY CASE to ensure safe shipment and added safety for your use when in storage.



  • Big 3750mAh capacity
  • High drain 40A constant discharge
  • Safety Protections
    • Based on UL1642 Standard
    • Tested to extremes with no leaking or exploding
    • Internal protection sheets to avoid;
      • Over-discharge
      • Over-charging
  • Cycle Life: 800 times
  • High energy density
  • Heavy duty PVC insulation wrap
  • Mooch Bench Test click here
  • Test Certificates
    • ROHS
    • CE
    • FCC
    • WEEE
    • UN38.3
    • IEC62133
  • Model: S35 IMR18650 3750mAh 40A
  • Colour: Black | Gold | Grey | White
  • Positive Terminal Style: Flat-Top
  • Protected (PCB): No (Unprotected)
  • Manufacturer: Golisi
  • Country of Origin: China
  • Chemistry: IMR
  • Continuous Discharge Current (Max): 40A
  • Pulse Discharge Current: (Max):
  • Nominal Capacity: 3750mAh
  • Nominal Voltage: 3.7V
  • Voltage Discharge Cut-Off: 4.2V
  • Charging Voltage: 4.20V
  • Charging Current (Max): 3A
  • Cycle Count: 800 times
  • Dimensions: 21 x 70mm
  • Weight:

What's in the Box?

  • 1 x Golisi S35 IMR21700 3750mAh 40A Battery
  • 1 x Golisi 21700 Protective Storage Case (Black)

    WARNING! General Battery Safety

    Battery safety is very important. Mistreated batteries can get extremely hot and/or vent which could cause injury. Always follow the following rules to make sure this doesn't happen. We are not liable for mistreated batteries.

    • Download "Safety of Lithium-Ion Batteries" document
    • Never completely discharge batteries (below 2.5V under load or 3V unloaded)
    • Charge fully (to 4.2V) before first use
    • Never use a lot of force on the battery to install
    • Use only high quality battery chargers
    • Do not expose to heat
    • Do not connect the positive contact to the negative contact without an appropriate load
    • Be mindful of the current limits in the specification and never exceed them
    • Never keep a spare battery loose in a pocket, purse, etc. Always use protective cases for loose batteries. If it shorts against a piece of metal it can be very dangerous.
    • Never charge battery 4.3V or above
    • Do not charge unattended
    • Do not store your li-ion batteries fully charged for an extended period of time (weeks or more)
    • If you must store battery then do it in a case or individual box in cool and dry place at approximately 3.6V - 3.7V
    • Never try to charge or discharge li-ion batteries with battery chargers that are not made for Li-ion batteries. 

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