Samsung 40T Alternative INR21700 18650 5000mAh(2c) 18.5Wh Lithium ion Battery cell

Description

Battery Support OEM Wholesale

Keheng is China's top and best 3.7 volts  cylindrical ternary lithium batteries cells manufacturer, all 2c 3c 5c 10c 20c battery cells support wholesale and OEM customer agent distribution, choosing Keheng can save more than 45% of purchase cost for 2B buyers .

Description

INR21700 has hight quality and performance, its capacity is 1000mAh larger than Samsung 40T,50E, keheng INR21700 has a capacity of up to 5000mAh, and the price is only 1/2 of Samsung 40t battery and panasonic 21700 battery cell, because China's lithium Ion battery manufacturer is the world's first, keheng's products the quality has been recognized by European and American customers, and the competitive advantage of price has increased the market share of Keheng's 21700 lithium ion battery year by year.
To sum up, keheng INR 21700 li ion battery cells are the best and cheapest batteries in 2022, and the best alternative to samsung 40t battery.
Full series of cylindrical ternary lithium battery cells have passed CE, CB, ROHS, MSDS, IEC 62321, UN38.3 certificated

INR21700 18650 Data Sheel:

Battery	Keheng INR21700-5000mAh(2c) Cylindrical Li-Ion Cell
Rated Capacity	Min: 4753mAh
	-Charge: 0.5C(2450mA), 4.2V, 0.02C(98mA) cut off @ RT
	-Discharge: 1C(4900mA), 2.5V cutoff @ RT
Standard Capacity	Nominal energy: 18.5Wh
	Min: 4900mAh
	-Charge: 0.5C(2450mA), 4.2V, 0.02C(98mA) cut off @ RT
	-Discharge: 0.2C(980mA), 2.5V cutoff @ RT
	1C=4900mA
Charging Voltage	4.2V
Nominal Voltage	3.6V
Charging Method	CC-CV   (0.02C/98mA cut-off)
Charge Current	Standard charge: 2450mA, charge time: 3 hours
	Max. charge: 4900mA (not for cycle life)
Max. Discharge Current	2C/9800mA (for continous discharge)
Discharge Cut-off Voltage	2.5 V
Cell Weight	69g max (2.45oz)
Cell Dimension	Height: 70.80mm (2.79" Max)
	Diameter: 21.15mm (0.83" Max)
Cycle Life	Capacity ≥ 3,802mAh @ after 500cycles
	(80% of the Rated Discharge Capacity @ RT)
	- Charge : 0.5C(2,450mA), 4.2V, CCCV 0.05C(245mA) cut-off @ RT
	- Discharge: 1C(4,900mA), 2.5V cut-off @ RT
Operating Temperature (surface temperature)	Charge : 0 ~ 45℃
	Discharge: -20 ~ 60℃
	Discharge OTP(over temp. protection) should not be over 60°C of the cell surface temperature. Protection set should be based on the location of the cell
	surface with the highest temp increase part of the battery pack
Storage temperature	1 year: -20 ~ 23℃
	3 months: -20 ~ 45℃
	1 month: -20 ~ 60℃
	Note: If the cell is kept as ex-factory status (30% of charge), the capacity recovery rate is more than 80% of stuandard discharge capacity.

INR21700 18650 Battery Applications

INR21700 18650 cylindrical battery cells are widely used, including mobile power supply, digital communication products, PPS portable power supply, Electronic Tools, Electric drill, Electric bicycle, Electric scooter, Electric wheelchairs, sweeping robots,forklift,power bank, moniter ,lighting,wind solar storage,  etc., with high energy density.

3.7 vlots ncm Ternary Lithium Battery Product series list

Model	Nominal capacity	Nominal energy	Dimension (MM)	Discharge rate	Approx weight(G)
INR18650 -1800	1800mAh	6.66Wh	H65.0*D18.3	1c	44g
INR18650 -2000	2000mAh	7.4Wh		1c	50g
INR18650 -2200	2200mAh	8.1Wh		1c	48g
INR18650 -2000-3C	2000mAh	7.4Wh		3c	45g
INR18650 -2000-10C	2000mAh	7.4Wh		10c	48g
NR18650 -2500-3C	2500mAh	9.3Wh		3c	48g
INR18650 -2600-3C	2600MAH	9.7Wh	H65.0*D18.3	3c	48g
INR18650 -2900-3C	2900MAH	10.7Wh		3c	48g
INR18650 -3200-3C	3200MAH	11.8Wh		3c	48g
INR21700 -4000-11C	4000MAH	14.8Wh	H71.2*D21.4	11c	65g
INR21700 -5000-2C	3200MAH	18.5Wh		2c	72g
End of charge voltage： 4.2V；End of discharge voltage：2.75V
Charge temperature：0°C ~ 45°C；Discharge temperature：-20°C ~ 60°C；Storage temperature：-20℃-30℃ Cycle lfe(25°C,1C.@100%DOD)：500 times；Cycle lfe(25°C,1C.@80%DOD)： 800 times

INR21700 18650 Battery Manufacturers processing

INR21700 18650 Battery Manufacturing technique

INR21700 18650 Batteries Packing&shipping

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