�?HT SYS E3121300R48 system is a compact and intelligent power system, It can house up to 4*3KW rectifiers HT503 or HT505 controller.
�?AC input, DC output and dry contact use front access and front operation
�?With compact design, easy installation
�?Two levels Low Voltage Disconnect (LVD) protection
�?Two battery MCBs
�?Compatible with rectifiers of the same size