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Samsung INR18650-30Q High-Drain 15A~20A Continuous Discharge 3.7V 3000mAh Rechargeable Lithium Battery (Button Top)


This is a new Samsung high-drain cell. The INR18650-30Q gives you 15A of continuous discharge and a much needed boost to capacity to 3,000mAh. Online tests have compared the 30Q to the HG2 favourably - so the true continuous amperage of the 30Q lies closer to 20A compared to 10A

New Jun 2020: Prices have been lowered to S$13/pc to pass on savings to our customers


Nominal Capacity: 3000 mAh 
Nominal Voltage: 3.6V
Discharge End Voltage: 2.5V
Max. Continuous Discharging Current: 15A
Dimensions: 64.85mm (L) x 18.33 mm (D)


Regarding Exchanges/Warranty

Due to the nature of this consumable product, no returns/exchanges with this product or other replacements are allowed unless the product is DOA

Warranty coverage will be 3 Months Full Warranty unless battery has been found to be pushed beyond its stated specs or misused 



  • CAUTION: when working with Li-ion cells, they are very sensitive to charging characteristics and may explode if mis-handled.
  • User should have enough knowledge on Li-Ion rechargeable batteries in charging, discharging,and assembly before use.
  • Put the batteries in fire-proof container
  • Do not put batteries on wood surface or carpet when charging
  • Never leave battery un-attended when charging
  • We are not responsible for damage if there is any modification of the batteries in form, shape,or when made into packs
  • We are not responsible for any damage caused by misuse or mishandling of these Li-Ion batteries


3 Months Full Warranty; Certified Genuine