SAMSUNG INR21700-50S Li-ion Rechargeable Battery 3.7V 5000mAh 10C 25A (New)
The SAMSUNG INR21700-50S is a new 21700-format lithium-ion rechargeable cell delivering 3.7V nominal voltage and 5000mAh rated capacity, with a 10C / 25A continuous discharge rating for demanding high-drain loads.
With its combination of 5000mAh energy storage and 25A continuous discharge capability, the INR21700-50S is an excellent choice for series and parallel battery packs, cordless equipment and portable power systems where both capacity and current delivery matter.
Features
- 5000mAh rated capacity
- Low internal resistance
- 10C / 25A continuous discharge rating for high-drain loads
- 3.7V nominal voltage
- Standard 21700 cylindrical cell format
- Made in Japan



Specifications
| Brand | Samsung |
|---|---|
| Model | INR21700-50S |
| Cell Type | Lithium-ion (INR) rechargeable cylindrical cell |
| Cell Size | 21700 |
| Nominal Voltage | 3.7V |
| Charge Voltage | 4.20V |
| Rated Capacity | 5000mAh |
| Tested Capacity | 4972-5025 mAh |
| Discharge Rating | 10C / 25A continuous |
| Internal Resistance | 11.32-12.39 mΩ |
| Condition | New |





Applications
- DIY lithium-ion battery packs in series and parallel configurations
- High-drain portable devices requiring up to 25A continuous discharge
- Cordless power tools and garden equipment
- Portable power stations and energy storage systems
Package Content
- 1 x SAMSUNG INR21700-50S Li-ion Rechargeable Battery 3.7V 5000mAh 10C 25A (New)















