Product Specifications
The Samsung INR21700-40T with tabs is a high-performance rechargeable lithium-ion battery engineered for high-drain applications requiring both strong output and reliable capacity. With a nominal voltage of 3.6V and a capacity of 4000mAh, this tabbed cell delivers excellent energy density and consistent performance.
Equipped with pre-attached tabs for easier integration into custom battery packs and welded assemblies, the 40T is ideal for power tools, electric mobility devices, industrial equipment, and other high-performance electronics. It is widely recognized for its 35A continuous discharge capability and dependable cycle life.
| Brand: | Samsung |
| Model: | INR21700-40T (w/ Tabs) |
| Chemistry: | Lithium-Ion (INR / LiNiMnCoO2) |
| Nominal Capacity: | 4000 mAh |
| Open Circuit Voltage: | 4.20 Volt (fully charged) |
| Nominal Voltage: | 3.6 Volt |
| Nominal Energy: | 14.4 Wh |
| Pulse Capability: | Typically up to 45 A |
| Max Recommended Continuous Current: | 35 A |
| Storage Temp: | 0°C to +25°C recommended |
| Operating Temperature Range: | Charge: 0°C to +45°C / Discharge: -20°C to +60°C |
Key Features:
- High-drain 21700 lithium-ion battery
- 4000mAh capacity with strong power output
- 35A continuous discharge capability
- Pre-attached tabs for battery pack assembly and spot welding
- Reliable cycle life and stable discharge performance
- Ideal for power tools, EV applications, and custom battery packs
- High energy density in 21700 format
- Rechargeable lithium-ion chemistry
Also Known As:
- INR21700-40T
- Samsung 40T w/ Tabs
- 21700 4000mAh Battery
- 3.6V 21700 Battery
- High Drain 21700 Battery
- 21700 Tabbed Battery
- Rechargeable 21700 Battery
