18650 3.2V / 3.7V 2200-3350mAh Rechargeable Battery Cells

Battery Cell

18650-3.2V-2200mAh (LiFePO4)

18650-3.7V-3350mAh

18650-3.7V-2600mAh

18650 cylindrical rechargeable cells for battery-pack integration. Standard-model sourcing and OEM/ODM available.

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Item	18650-2200mAh (LiFePO4)	18650-3350mAh	18650-2600mAh
Form	Cylindrical	Cylindrical	Cylindrical
Case Material	Nickel-plated steel	Nickel-plated steel	Nickel-plated steel
Diameter	18.2 +/- 0.3mm	18.2 +/- 0.3mm	18.3 +/- 0.2mm
Height	65 +/- 0.3mm	65 +/- 0.3mm	65.1 +/- 0.2mm
Weight	45.2g +/- 1	46.5g +/- 1	48g +/- 1
Nominal Capacity	2200mAh	3350mAh	2600mAh
Minimum Capacity	2150mAh	3300mAh	2550mAh
Nominal Voltage	3.2V	3.7V	3.7V
Charge Cut-off Voltage	3.65V	4.2V	4.2V
Discharge Cut-off Voltage	2.0V	2.5V	2.75V
Standard Charge Current	0.2C (4.4A)	0.2C (0.67A)	0.5C (1.3A)
Maximum Charge Current	0.5C (1.1A)	0.5C (1.6A)	1C (2.6A)
Standard Continuous Discharge Current	0.5C (1.1A)	0.5C (1.6A)	0.5C (1.3A)
Maximum Continuous Discharge Current	3C (6.6A)	1C (3.35A)	3C (7.8A)
Maximum Pulse Discharge Current (5s)	5C (11A)	2C (6.7A)	5C (13A)
AC Internal Resistance (1KHz)	<=21mOhm	<=52mOhm	<=21mOhm
Charge Temperature	0C to 45C	0C to 45C	0C to 45C
Discharge Temperature	-20C to 60C	-20C to 60C	-20C to 60C
Storage Temperature	-20C to 45C	-20C to 45C	-20C to 45C
Applications	Two-wheel vehicles, balance vehicles, skateboards, power tools, garden tools, vacuum cleaners, robot vacuums, outdoor power, smart home

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