20W Battery Charger 4.2V 0.5a 1a 2a Charger Adapter for 1S 3.6V 3.7V lithium ion batteries Power Bank Power Drills battery Pack

Model:QW037-020-L
Input voltage:100-240VAC 50/60Hz
Output voltage:4.2V
Output current:2a(Max)
Dimensions (mm): 81*50*29

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Quantity:



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Model:
QW037-020-L
Brand:
QUAWINTEC/OEM
Code:
8504401990
Port:
Shenzhen, China
Payment Terms:
L/C, T/T, D/P, Western Union, Paypal, Money Gram
Transport Package:
white box/polybags/at your request outer package:carton
Min. Order:
500PCS
production:
50000 Pieces/month

Product Description

Quick Detail:
Brand Name:QUAWIN
Model Number:QW037-020-L
Use:1S 3.6V 3.7V Li-ion or Li-polymer battery pack
Type:Electric
Place of Origin:Guangdong China (Mainland)
Battery charger:automatic battery charger 4.2V
Color:Black
Shell Material:Plastic Shell(ABS+PC)
Input voltage:100-240VAC 50/60Hz
Output voltage:4.2V
Output current:2a(Max)
Output power:8.4W
Charge mode:CC-CV(Constant Current-Constant Voltage)
Output Connector:Crocodile clip,aviation connector,XLR,Ring terminal,Anderson connector,customization

Packaging & Delivery:

100pcs/Carton
Carton size:503*275*385mm
Delivery Detail:sample within 7 work days,15~25 days for bulk order

Specifications:
1S 3.6V 3.7V Li-ion or Lithium Polymer battery PACK

Features:
• Charging mode:CC-CV(Constant Current-Constant Voltage)
• High efficiency and low power consumption
• Stabilized output and low noice
• Efficiency(at 100% load): >=85%
• Operating temperature:-20ºC ~ 45ºC
• Storage temperature:-40ºC ~ 85ºC
• Operating humidity:5%~90%RH

Specification:
• Input: 100-240VAC 50/60Hz
• Output: DC 4.2V
• Charging current: 2a(Max)
• Dimensions (mm): 81*50*29mm
• Weight: 180±5g(only body)

Safety protections:
• Over Voltage protection
• Short Circuit protection
• Polarity error protection
• Over power protection

LED Indicator:
The charger turn trickle-off charging mode if battery is full (1/10C), and indicate by LED:
• Charging:Red LED
• Battery Full:Green LED

Typical Product Model
Model		Input Voltage(V)	Battery Voltage(V)	Charging Voltage(V)	Charging Current(A)
QW032-020-F	LiFePO4	AC 100～264V	3.2(1S)	3.65	2
QW064-020-F			6.4(2S)	7.3	2
QW096-015-F			9.6(3S)	10.95	1.5
QW128-010-F			12.8(4S)	14.6	1
QW160-010-F			16(5S)	18.25	1
QW192-005-F			19.2(6S)	21.9	0.5
QW224-005-F			22.4(7S)	25.55	0.5
QW256-005-F			25.6(8S)	29.2	0.5
QW037-020-L	Lithium ion		3.7(1S)	4.2	2
QW074-020-L			7.4(2S)	8.4	2
QW111-015-L			11.1(3S)	12.6	1.5
QW148-010-L			14.8(4S)	16.8	1
QW185-010-L			18.5(5S)	21	1
QW222-005-L			22.2(6S)	25.2	0.5
QW259-005-L			25.9(7S)	29.4	0.5
QW060-020-S	Lead Acid		6(0.5S)	7.35	2
QW120-010-S			12(1S)	14.7	1
QW240-005-S			24(2S)	29.4	0.5
QW2.4-7.2-020-N	Nimh/Nicd		2.4-7.2(2-6S)	3-9	2
QW7.2-12-010-N			7.2-12(6-10S)	9-15	1
QW12-24-005-N			12-24(10-20S)	15-30	0.5