Gold Member Since 2013
Audited Supplier
Shenzhen Quawin Technology Co., Ltd.

Charger, Lead Acid Battery Charger, 12V Charger manufacturer / supplier in China, offering Quawin Auto 12V 18A Battery Charger, 3 Steps Full Automatic Intelligen 72V 3A Pfc Lead Acid Battery Charger 88.2V with MCU, 3 Steps Full Automatic Intelligen 72V 2A Pfc Lead Acid Battery Charger 88.2V with MCU and so on.

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Supplier Homepage Product Lead Acid Battery Charger Quawin Auto 12V 18A Battery Charger

Quawin Auto 12V 18A Battery Charger

FOB Price: Get Latest Price
Min. Order: 200 Pieces
Port: Hong Kong, Hong Kong
Production Capacity: 6000000PCS/Year
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: QW120-180-S
  • Charging Current: 12V/18A
  • Type: Lead-Acid Battery Charger
  • Principle: Half-Bridge Charger
  • Voltage: 12V
  • Warranty: One Year
  • Trademark: QUAWIN
  • Specification: NO
  • HS Code: 8504409990
  • Rated Power: 350wh
  • Input Voltage: 100-240V
  • Charging Type: Electric Charger
  • Desktop Type: Yes
  • Current: 18A
  • Delivery Date: 15days
  • Transport Package: White Box or Bubble Bag
  • Origin: China
Product Description



01 Rating Input Voltage: 110-240Vac 50-60Hz 
02 Input voltage range: 100-264Vac

05 Rating output voltage: 13.8V
06 Output voltage range: 10VDC~15VDC
07 Suit with Battery type: 12V 140Ah to 150Ah VRLA 
08 Charging current(stage1): 18±0.2@12V
09 Charging voltage(stage2): 14.5V+-0.2V 
   Floating voltage(stage3): 13.6V+-0.20V 
10 Cut-off current(stage2 to 3): <3.6+-0.1A 
11 Typical charging time: 8hour 
12 Max. Output power: 270W

13. Over Current Protection
14. Over Voltage Protection
15. Short circuit protection
15. Reverse input protection

Red for charging, Green for charging finished


Charging mode: CC- CV(Constant Current- Constant Voltage)
High efficiency and low power consumption
Stabilized output and low noice
Efficiency(at 100% load): >=80%
Operating temperature: -10C ~ 45C
Storage temperature: -20C ~ 70C
Operating humidity: 5%~90%RH

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

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


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