Samsung 40T 21700 4000mAh Battery – High-Drain Power with Maximum Efficiency
The Samsung 40T 21700 battery is designed for high-performance applications requiring powerful, sustained energy output. With a 4000mAh capacity and a 35A continuous discharge rating, this battery is well-suited for electric vehicles, battery packs, power tools, and industrial applications.
Built using Samsung SDI’s advanced lithium-ion technology, the 40T delivers a balance of high current, efficient power delivery, and long-term stability. Its fast-charging capabilities further enhance usability, making it a trusted choice for professionals and enthusiasts alike.
Specifications
Brand
Samsung SDI
Model
40T (INR21700-40T)
Cell Size
21700
Nominal Capacity
4000mAh
Continuous Discharge Rating
35A
Nominal Voltage
3.6V
Full Charge Voltage
4.2V
Discharge Cutoff Voltage
2.5V
Rechargeable
Yes
Protected
No (Unprotected – Requires external protection circuit)
