... , 110VDC, 48VDC. In addition, Guotong also undertake DC power system of specific capacity and voltage. The products are mainly ... , and other DC venues. It is for closing the power switch cabinet and the second sub-circuit, apparatus, meters, relay ... tele-signaling, tele-control, tele-regulation and unattended operation in power system ClassificationAccording to system capacity: 38AH, 50AH, 65AH, 100AH ...