XINMORE 50.4V 4A Battery Charger For 44.4V lithium Battery Electric bicycle Power Electric Tool

XINMORE 50.4V 4A Battery Charger For 44.4V lithium Battery Electric bicycle Power Electric Tool

80 % of buyers enjoyed this product! 1 orders
List price:
US $42.85
US $26.14

Product Description


Input Voltage : 110-240Vac

Frequency/current: 47-63Hz / 6.5A

Charge voltage: 50.4 V

Charge current: 4 A

Charge method: CC/CV

Working Temperature: 0°C to 45°C

Storage Temperature: -20°C to 50°C

Charging voltage rated :50.4 ± 0.3 V

Charging Current rated : 4 ± 0.5 A

Input pulg/Output pulg : Refer to the following plug pictures

Product Description

Please Leave Words of Input AC Plug And Output DC Plug,Like: ‘AC:Number 5,DC:G’,

Otherwise Your Can’t Be Sent,Thank You!!!

Input plug

Output plug

Applications type:

○ Charge for Nominal Voltage 44.4V,

○ 44.4V Lithium Battery electric bike,

○ UPS power supply (12 series battery pack),

○ 44.4V Electric Tools,Garden Power Tools,Cleaning machine, E-bike,

○ 44.4V Golf cart ,Electric Scooter,ntelligent Balance Car Folding Bicycle etc.


● Stable MTBF:> 30000 H

● Small Size: 155 * 75 * 48mm

● Light Weight: 0.5kg

● Delivery Time: 2-5 working days

● Flame-retardant plastic case: PC plastic material case UL94V0

● After-sales service: 36months Warranty

● Protection function: Over voltage / Over temperature / Over current / Short circuit and Polarity

● The indicator of LED: Red is charging, green is charge finished or prepare charging

● Light, Small, Stable, High-Efficiency, Safe, etc.Precise limit of voltage & current, qualified fully charged

and avoid over charge

FIG charging curve

Detailed Images

Main Parts

1) Input and output filter electrolytic capacitor use withstand temperatures -40 to +105℃,with Low Impedance ,High reliability,Long useful life,High rip-ple capability,etc features.

2) Input Bridge KBP406 rectifiers Can withstand average Forward Rectified Current 4A,peak forward surge current 130A,Bl-ocking Voltage 600VDC

3) The main power transformer adopts EC40 core, PC40 material,High efficiency, low iron loss,Enough power capacity,Have sufficient power margin.

4) Using aluminum heat sink,Good thermal des-ign,can better cool the power device, Consistent with the principle of hot air flow,extend the service life.

PCB Parts

Using SMD components,automated mass production by machine,Reduce manual errors, improveproduct quality.

Voltage conversion parts, With Cycle-by-Cycle Current Limiting, soft start function, with ESD Protection. Charge control circuit,Using precision voltage comparator,Precise control of the charging voltage and current,With overcharge protection,over current protection,as well as output short circuit protection.


Our Service

Pre-Sales Service

Tell us about your battery type, features,

Professional sales manager for you Offer,

transport, delivery period and other issues.
Let our professional engineers recommend

the right charger for you.

After-Sales Service

Products provide three-year warranty.
<8 hours response to customer complaints.
< 24 hours to propose a solution.

Professional engineers, unlimited number of

technical advice.

Packaging Details

Unit Type: 
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Estimated Delivery Time is 7-30 business.

Note: The delivery time mentioned above does not include order processing time that usually varies from 1 to 3 days.
Different items have their own processing time, which is what we cannot control. But what we can do is try the best to let you receive your items as soon as possible.

The following cases should be taken into consideration regarding shipping times:
  • Weight and dimensions of a package
  • Place of Dispatch
  • Destination
  • Freight
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