Factory Direct Sale DC 50.4V 20A 1200W Charger for 12s 42V 44.4V Li-ion/Lithium Polymer Battery with Pfc with CE for Electric Motorcycle Electric Golf Cart

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Product Description

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Basic Specifications

Model NO.
QW444-200-L
Application
Standard Battery
Nominal Voltage
50.4V
Charger Style
Intelligent Charger
Battery Type
42V (12S Li-ion)
Size
312*140*90mm
Input Voltage
100-240VAC 50/60Hz
Certification
RoHS, CE
Socket Type
Au/EU/UK/US Plug
Output Current
20A (Max)
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Safety & Features

Charging Mode
CC-CV Mode

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Efficiency
>=90% @ 100% Load

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Quiet Operation
Low Noise Output

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Environment
-20ºC ~ 45ºC (Op)

Advanced Protections:

  • Over Voltage Protection
  • Short Circuit Protection
  • Polarity Error Protection
  • Over Power Protection
  • LED Display Display
  • Aluminum Alloy Shell
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LED Indicators

Waiting: Green ON
Charging: Blue FLASH
Full: Green ON
Error: Red FLASH
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Typical Model Comparison

Model Battery Type Input Voltage Battery V Charge V Current (A)
QW512-200-FLiFePO4AC 100~264V51.2V(16S)58.420
QW768-130-FLiFePO4AC 100~264V76.8V(24S)87.613
QW481-200-LLithiumAC 100~264V48.1V(13S)54.620
QW740-130-LLithiumAC 100~264V74V(20S)8413
QW480-200-SLead AcidAC 100~264V48V(4S)58.820
QW720-130-SLead AcidAC 100~264V72V(6S)88.213
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Product Showcase

Frequently Asked Questions

1. What type of batteries is this 50.4V charger suitable for?
It is specifically designed for 12S Li-ion or Li-polymer battery packs with a nominal voltage of 42V to 44.4V.
2. What are the key safety protections included?
The charger features comprehensive safety protocols, including Over Voltage Protection, Short Circuit Protection, Polarity Error Protection, and Over Power Protection.
3. How can I understand the charging status via the LED display?
Wait Mode is Green ON, Charging Mode is Blue FLASH, Full Charged is Green ON, and any Charge Error will trigger a Red FLASH.
4. What is the efficiency of this charger?
The charger is highly efficient, maintaining >=90% efficiency at 100% load, which ensures low power consumption and heat.
5. Does the charger support international power inputs?
Yes, it supports a wide input range of 100-240VAC at 50/60Hz, making it compatible with global power standards.
6. What materials are used for the charger's casing?
The shell is made of high-quality aluminum alloy, providing excellent durability and heat dissipation.

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