QDD 42V 4A Charger 36V Li-ion Battery Charger Used for 10S 36V 37V 15Ah 20Ah 30Ah 40Ah Lithium Li-ion Battery Pack with DC5.5 * 2.1(5.5 * 2.5) mm Connector

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  • 42V 4A Lithium Battery Charger Input parameters 220 240Vac, 50Hz.Output 42V 4A. Provide 1* UK standard power cable and 2* Fuse Can be Changed By Yourself. With LED indicator, red light means charging,green light means full.No need to worry about when to turn off the charger, it will automatically stop charging when fully charged
  • Adjustable voltage and current If you are good at hands-on work, or feel that the charger does not match your battery (the voltage does not reach what you want or the battery is not fully charged), you can open the charger shell and use a multimeter to fine-tune the voltage and current. VR1 can be between 36-44V. VR2 can calibrate the current between 3 and 4 amps. The charger needs at least 24V battery voltage to work.
  • DC5.5*2.1mm Connectors Outer diameter 5.5mm, inner diameter 2.1mm, can be used for 5.5*2.1mm interface equipment.Note Before purchasing, please make sure that the connector matches with your equipment, if it is not clear, please look at the picture carefully for the description of the DC5.5*2.1mm connector
  • Three-stage Intelligent Charging Mode Constant Current - Constant Voltage - Trickle to Ensure Battery Fully Charged
  • Protect Characteristi Overvoltage protection, overcurrent protection, short circuit protection, reverse protection,Multiple safety protection design allows you to charge without worrying about uncertain safety factors

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