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Samsung INR21700-50E 5000mAh 10 A

Reference: Samsung INR21700 50E

Condition: New product

This is the most popular 21700 high capacity medium power battery cell:

Specifications:

50E is widely used in ESS, power tools, drones, medical devices, robots, EV, etc.
** Not for e-cigs, flashlights, RC cars, and electric skateboards.

Nominal specifications Item	Specification
3.1Standard discharge capacity	5,000mAh -Charge: 0.3C(1440mA),4.2V, 0.02C(96mA) cutoff @ RT -Discharge : 0.2C(960mA), 2.5V cutoff @ RT * 1C = 4,900mA
3.2Standard discharge energy	Min. 17.04Wh(Typical 17.4Wh) -Charge: 0.3C(1440mA),4.2V, 0.02C(96mA) cutoff @ RT -Discharge : 0.2C(960mA), 2.5V cutoff @ RT
3.3Charging voltage	4.20V
3.4Nominal voltage	3.6V(0.2C discharge)
3.5Charging method	CC-CV (constant voltage with limited current)
3.6 Charging current	Standard charge: 1,440mA Rapid charge: 4,800mANote 1
3.7 Charging time	Standard charge : 5hours Rapid charge: 2.5hours
3.8.1 Max. charge current	Refer to Fig. 1Note 1
3.8.2 Max. pulse charge current	TBD
3.9.1Max. discharge current	9,600mA(not for cycle life)
3.9.2Max.pulse discharge current	35A for 10sec, 25A for 30sec, 18A for 60sec (ambient temperature 23℃)
3.10Discharge cut-off voltage	2.50V
3.11Cell weight	Max. : 69g
3.12 Cell dimension (W/O tube, W/O Washer)	Refer to cell drawing Fig. 2 Max. height to top : 70.15mm Max. height to crimping : 70.15mm