Socomec 4th Pole for Sirco M1 63A Conversion kits for Sirco M switches (mechanical interlock / parallel attachment) Sirco M switches can be converted to changeover switches with the addition of conversion kits. A mechanical interlock module simply clips onto two identical 3 pole switches to provide a changeover facility. Features: 4th poles clip onto 3 pole switches for 4 pole applications Attachable 4th pole module (clips onto side of switch)
