The TENPOWER INR21700-50XG is a high-performance lithium-ion rechargeable battery cell engineered for high-drain and power-dense applications. With a 5000mAh nominal capacity, extremely low internal resistance (≤4mΩ), and the ability to deliver up to 40A continuous discharge (and 90A with temperature cutoff), the 50XG provides excellent power stability, minimal voltage sag, and long service life.
Designed for professional battery pack integration, the 50XG is suitable for demanding applications requiring high current output, thermal reliability, and durability when paired with appropriate protection and battery management systems.
Key Features
High Capacity: 5000mAh nominal capacity for extended runtime
Lithium-Ion INR Chemistry: Stable, efficient, and high-power output
Rechargeable & Durable: Rated for 500 cycles with ≥60% capacity retention
21700 Form Factor: Higher energy density than 18650 cells
Flat-Top, Unprotected Cell: Intended for use in engineered and protected battery packs
Factory Shipped at ~30% SOC: Optimized for storage and transport safety
U.S.＄ 8.99
6.99
Overview
The TENPOWER INR21700-50XG is a high-performance lithium-ion rechargeable battery cell engineered for high-drain and power-dense applications. With a 5000mAh nominal capacity, extremely low internal resistance (≤4mΩ), and the ability to deliver up to 40A continuous discharge (and 90A with temperature cutoff), the 50XG provides excellent power stability, minimal voltage sag, and long service life.
Designed for professional battery pack integration, the 50XG is suitable for demanding applications requiring high current output, thermal reliability, and durability when paired with appropriate protection and battery management systems.
Key Features
High Capacity: 5000mAh nominal capacity for extended runtime
