(YK-CD4820)48V 20A Universal Automatic Battery Charger

Price: US $ 190 - 210 / Piece
Brand Name: YK
Model Number: YK-CD4820
Country/Region: China
Post Date: Apr 20,2012

Product Description: (YK-CD4820)48V 20A Universal Automatic Battery Charger

 (YK-CD4820)48V 20A Universal Automatic Battery Charger

  (YK-CD4820)48V20A Universal Automatic Battery Charger

1.     Advanced switching mode power supply technology and components, excellent design, small volume, light weight, high efficiency, which ensures the stability and reliability of long-term full-load operation.

2.     Max Output 48V, 20A, 960W.

3.     Constant voltage value and constant current value can be continuously adjustable within the range 0~100%

4.     Digital display output voltage and current.

5.     Temperature control fan, over-temperature automatic protection. output overvoltage, over-current and short-circuit protection. start up delay soft starting can avoid the overshoot voltage when start up.

6.     Simple operation, convenient use


(YK-CD4820)48V20A Universal Automatic Battery Charger

It is widely used in electric power DC screen system, engineering control, communication, scientific research, charge of storage battery, and other equipments.


(YK-CD4820)48V20A Universal Automatic Battery Charger specification:


Test Item

Performance Parameter

AC wide input

1phase AC220V±15% 50/60Hz

3phase AC380V±10% 50/60Hz

Output range

Constant voltage 0~48V (or appointed) variable

Constant current 0~20A (or appointed ) variable


Max 960W

Source Voltage Regulation

Constant voltage ≤0.2%

Load Regulation

constant voltage ≤1%, Constant current≤2%

Line regulation-

constant voltage ≤0.3%

Ripple Voltage

Total ripple Vpp≤2% (max voltage)(60V*2%=1.2V)

100Hz Ripple- Vpp≤0.5%(max voltage)(60V*0.5%=0.3V)

Operation Temperature




Digital meter

voltage meter and current meter

Digital display

Precision of output voltage±1.5%
Precision of output current±2.0%

Insulating resistance


Input— Shell-≥20MΩ


Insulating Strength


Input— Shell-AC1500V,10mA,1minute


Imbalance of equalized current



Temperature control fan, over-temperature automatic protection. output overvoltage, over-current and short-circuit protection. switch-on delay soft starting can avoid the over swung output voltage when switching on.

over-temperature protection




External dimension/ Weight

253(W)*68(H)*168(D)mm /3.98kg

Radiating wind hole

Internal radiating wind hole



1. The buyer are responsible for any insurance you think necessary.

2. The processing time for a specific order varies with the product type and stock status. Mostly, processing time can be 3 to 15 working days.

3. All items must be returned in their original condition, in order to qualify for a refund or exchange of goods.

4.Items returned after 7 days of delivery are only eligible for repair.

5. The buyer is responsible for all shipping costs incurred.


1. Since your feedback is very important to our business's development, we sincerely invite you to leave positive feedback for us if you are satisfied with our product and service. It'll just take you 1 minute.


Supplier Details:

Yucoo Network Equipment Co., Limited

Sales:Ms. Yoko Jiang

Contact Phone:86-20-85558952

Main Products:Other Networking Devices

Business type:Manufacturer, Trading Company, Distributor/Wholesaler


User Reviews: (YK-CD4820)48V 20A Universal Automatic Battery Charger