Our featured products automatic transfer switch, circuit breaker, contactor, pilot light,relay, SPD, etc. with solid quality and considerable price and could equip them with enclosure. 125A-1600A Manual Changeover Switch 1.RDGLZ-125-3150A is applied to changeover two groups of low voltage electric circuit or two groups of load devices or safety isolation. 2.Mode of operation: Direct operation:handle is installed on the switch Operation outside:handle is installed outside the door of power distribution board.  3.The product with observation window can be provided according to the demand to observe directly the on and off state of contact. 4.It have three poles and four poles (three poles + on and off neutral pole)  5.Two groups of auxiliary contacts can be assembled.  6.Extended shaft is used for the operation outside the board. 7.Mechanical performance and electrical performance are correspond to RDGL-125A-3150A property 8.The bridge connecting conductor can provided to connect the inlet or outlet terminals of the switch. Note:The bridge connection is chosen,and it need to indicate the inlet or outlet connection with it.