Samsung INR21700-50S is a high-performance 21700 lithium-ion rechargeable battery designed for high-drain systems, power tools, e-mobility and professional energy storage applications. The cell combines high 5000mAh capacity with excellent discharge capability and stable operation under heavy load.
The 21700 format is gradually replacing 18650 cells in many high-power applications due to increased capacity and improved current handling.
Technical specifications:
- Manufacturer: Samsung
- Model: INR21700-50S
- Capacity: 5000mAh
- Minimum capacity: 4800mAh
- Nominal voltage: 3.6V–3.7V
- Max charging voltage: 4.2V
- Cut-off voltage: 2.5V
- Max continuous discharge current: 30A
- Max discharge current with temperature monitoring: 45A
- Recommended charging current: up to 2.5A
- Max charging current: 6A
- Chemistry: INR Li-Ion
- Charging method: CC-CV
- Terminal type: Flat Top
- Protection circuit (PCB/BMS): not included
Dimensions:
- Diameter: 21.15 mm ±0.1 mm
- Height: 70.52 mm ±0.15 mm
- Weight: 72 g ±1 g
Additional information:
- High capacity and high discharge capability
- Suitable for battery pack assembly
- Stable performance under heavy load
- High energy density
- No memory effect
- Custom tabs or insulated wire connections available on request
- Please contact us by email regarding the required connection configuration:
Safety information:
- Use only with suitable charging and protection electronics
- Avoid short circuits, overcharging and mechanical damage
- Improper handling may cause overheating, fire or damage.
