What is a 21700 Battery?
A 21700 lithium battery is a high-capacity rechargeable power source widely used in electric vehicles, power tools, flashlights, and vaping devices. These batteries offer higher energy density and better efficiency compared to 18650 cells. Common variants include 21700 Li-ion battery, 21700 LiFePO4 battery, and 21700 rechargeable battery.
21700 Battery Specifications
Voltage: Commonly 3.7V, though 21700 LiFePO4 cells operate at 3.2V.
Capacity: Varies between 3000mAh to 6000mAh, with popular models like 21700 5000mAh, 21700 4800mAh, and 21700 4500mAh.
Discharge Rate: Options range from high current 21700 for high-drain applications to standard power output versions.
21700 vs 18650: Key Differences
Size: 21700 cells measure 21mm x 70mm, while 18650 cells are 18mm x 65mm.
Capacity: 5000mAh 21700 battery models store more energy than typical 18650 cells (~3000-3500mAh).
Efficiency: Higher power output and better heat dissipation.
Top 21700 Battery Brands and Models
Samsung 21700 Battery Series:
Samsung 50S 21700 – High-capacity, long lifespan.
Samsung 40T 21700 – Best for high-drain applications.
Samsung 50E 21700 – Balanced performance.
Samsung 21700 5000mAh, Samsung 21700 50E, Samsung 21700 50G – Various high-performance options.
Molicel 21700:
Molicel P42A 21700 – High discharge rate, 4200mAh.
Molicel P45B 21700 – Optimized for power tools and EVs.
21700 battery Molicel – Reliable power storage.
Panasonic 21700 Battery:
Panasonic NCR 21700 – Reliable energy storage.
Panasonic 21700 lithium battery – Preferred for various industries.
Lishen 21700:
Lishen 21700 5000mAh – High-capacity performance.
Lishen 21700 4000mAh – Balanced for mid-range applications.
EVE 21700 Batteries:
EVE 21700 40P – Great for moderate power applications.
21700 battery 5000 EVE – Popular among power users.
Best Applications for 21700 Batteries
Electric Vehicles & Tesla Battery Packs: Tesla 21700 battery, Tesla battery cell 21700 technology revolutionized EV power efficiency.
Vaping Devices: Best 21700 battery for vaping includes Samsung 40T and Molicel P42A, commonly used in 21700 vape mod, Geekvape 21700 mod.
Flashlights & Power Tools: Brands like Fenix 21700 battery, Vapcell 21700 provide reliable performance. Compatible with Convoy M21H 21700 flashlight.
Conclusion
Whether you need a 21700 rechargeable battery for vaping, EVs, or flashlights, selecting a high-quality 21700 lithium-ion battery ensures superior performance and safety. Choose reputable brands like Samsung 50S 21700, Molicel P42A, Panasonic 21700, and EVE 21700 for the best results.
21700 3.7V 4000mAh 10C Lithium Ion Battery Cell INR21700 High Discharge Rate 40A
3.7V 5000mAh 3C 21700 Rechargeable Lithium Ion Battery Flat Top INR21700 Li Ion
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