Skip to content

Country

Samsung 30Q 18650 – 3000mAh 15A Lithium-Ion Cell

 

High-Performance Cell – Perfect for Rebuilds & Custom Packs

 

 

The Samsung 30Q is one of the most trusted 18650 cells in the industry, balancing 3000mAh capacity with a 15A continuous discharge rate. Ideal for high-drain applications such as:

 

  • E-bike battery rebuilds
  • Power tools and flashlights
  • Custom lithium-ion battery packs

Whether you’re a DIY enthusiast or a large-scale builder, the 30Q delivers reliable performance, consistent quality, and excellent cycle life.

Tech Specs

Feature

Specification

Model

Samsung INR18650-30Q

Format

18650 (Cylindrical)

Nominal Capacity

3000mAh

Nominal Voltage

3.6V – 3.7V

Max Continuous Discharge

15A

Max Pulse Discharge

20A (with temp control)

Charging Voltage

4.20V ± 0.05V

Discharge Cutoff

2.5V

Chemistry

INR (LiNiMnCoOâ‚‚)

Weight

~45g

Size

18.3mm x 65.0mm

Cycle Life

300–500+ cycles

 

 

 

Why Choose RPE?

 

 

✅ All cells are tested and verified before shipping

✅ Ships from our Las Vegas warehouse (no dropshipping)

✅ Available in bulk packaging or individually wrapped

✅ Custom configurations, soldering, and pack building available

✅ Trusted by OEMs, fleet operators, and custom builders

 

 

Safety Disclaimer

 

 

Only use with proper lithium battery management systems (BMS).

Do not short-circuit, crush, or puncture. Must be installed by qualified personnel.

Save 5% Save 5%
Original price $4.20
Original price $4.20 - Original price $4.20
Original price $4.20
Current price $3.99
$3.99 - $3.99
Current price $3.99

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare