EPever 45A 12V/24V 36V 48V Solar Battery Charge Controller Dual USB 5V Solar System Charge Discharge Regulator VS4524AU VS4548AU

ViewStar A series is common positive PWM charge controller with LCD display. It adopts the most advanced digital technique. The multiple load control modes enable it can be widely used in solar home system, traffic signal, solar street light, solar garden lamp, etc

•  3-Stage intelligent PWM charging:Bulk, Boost/Equalize, Float


• Support 3 charging options: Sealed, Gel, and Flooded 


• LCD display design, dynamically displaying device’s operating data and working condition 


• Multiple load control modes


• Energy statistics function


• Battery temperature compensation function 


• Extensive Electronic protection

 PV short circuit  protection 

PV reverse polarity protection 
Battery over voltage protection
Battery over discharge protection 
Battery reverse polarity protection 
Load overload protection 
Load short circuit protection

Battery overheating protection

Controller overheating protection

(1) Connect components to the charge controller in the sequence as shown above and pay much attention to the “+” and “-”. Please don’t insert the fuse or turn on the breaker during the installation. When disconnecting the system, the order will be reserved.

(2)After power on the controller, check the LCD on. Otherwise please refer to chapter
6.Always connect the battery first, in order to allow the controller to recogni

(3)The battery fuse should be installed as close to battery as possible. The suggested distance is within 150mm.

(4) The VS AU series is a positive ground controller. Any positive connection of solar, load or battery can be earth grounded as required.