Samsung 30T 21700 & 25R 18650 High-Drain Batteries
The Samsung 30T and 25R are reliable, high-performance lithium-ion batteries designed for use in mods, tools, and other devices that require high discharge rates.
- Samsung 30T (21700)
- Capacity: 3000mAh
- Max Continuous Discharge: 35A
- Size: 21700
- Flat top, unprotected
- Samsung 25R (18650)
- Capacity: 2500mAh
- Max Continuous Discharge: 20A–22A (30A peak)
- Size: 18650
- Flat top, unprotected
Safety Notes:
- Rechargeable lithium-ion batteries must be used with care
- Do not overcharge, short-circuit, or expose to heat, fire, or water
- Always use a compatible smart charger
- Do not carry loose with metal objects (e.g. keys, coins)
- Use and charge on fireproof surfaces
- Only for users familiar with lithium-ion battery safety