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NACCON 18650 3.7V 4000mAh Battery Lithium Rechargeable High Capacity Battery


Material:	18650-4000mAh
Size:	18*65mm
Color:	Gray
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Model:
18650 3.7V 4000mAh
Brand:
NACCON
Code:
18650-3.7-4000

Overview
Place of Origin: Guangdong, China
Brand Name: Naccon or OEM
Model Number: ICR18650
Nominal Capacity: 4000mAh （Charge: 0.5C (2000mA), CCCV, 4.2V,0.02C (80mA) cut-off.

Discharge: 0.2C (800mA), 2.5V discharge cut-off）

Minimum capacity：3850mAh（Charge: 0.5C (2000mA), CCCV, 4.2V,0.02C (80mA) cut-off.
Discharge: 0.2C (800mA), 2.5V discharge cut-off）

Energy density：300Wh/Kg

Weight: about 50g
Nominal Voltage: 3.7V

Charge cut-off voltage: 4.2V

Discharge cut-off voltage: 2.5V

Charging cut-off current: ≥0.02C (80mA)

Standard charging current: 0.5C (2000mA)

Standard discharge current: 1C (4000mA)

Working temperature: Charge: 0~45°C Discharge: -20~60°C
Type: Li-Ion
Application: flashlight,power bank,detector,printer,etc.
Certificate: CE/RoHS/UN38.3/MSDS
Warranty: 12 Months
Cycle life: 500Times
Color: Gray
If OEM: YES
Payment: Credit Card.Paypal.TT.Escrow.Western Union
Size: 18.0* 65.2

Lithium-ion Battery 18650 3.7V 4000mAh Lithium Battery Pack Lithium Polymer Battery 18650 Battery Rechargeable 14500 rechargeable battery Rechargeable Battery 4000mAh Battery 3.7V rechargeable Battery 18650 4000mAh

Product Description

Supply Ability
Supply Ability:50000Piece/Pieces per Week

Packaging & Delivery
Packaging Details:industrial packing
Port:HK
Lead Time :2weeks

Normal capacity	4000mAh
Minimum capacity	4000mAh
Normal voltage	3.7V
Charging voltage	4.2+/-0.05V
Discharging ending voltage	2.5 +/-0.05V
Standard charging current	0.5C
Standard discharging current	1C
Max charging current	1.0C (4000mA) 45°C>T≥15°C 0.5C (2000mA) 15°C>T≥5°C 0.1C (400mA) 5°C>T≥0°C
Max discharging current	1C (4000mA) 60°C >T≥45°C 2C (8000mA) 45°C >T≥0°C 1C (4000mA) 0°C>T≥-20°C
Max recommended charge and discharge cell body temperature	Charge:0~45ºC Discharge:-20~60ºC
Internal resistance	≤55mΩ(AC Impedance,1000Hz)
Cell dimensions	Height: 65.05±0.15mm Diameter: 18.35±0.15mm