Craig and Derricott i-Switch Switch Disconnector is made of powder coated sheet steel, switches mounted on a removable galvanised chassis plate. Provided with removable top and bottom gland plates. Padlockable handle which allow for the insertion of up to three padlocks in the ‘Off’ position thus preventing the isolator being switched to the ‘On’ position. The door interlock handle can be defeated to enable emergency opening or for testing purposes.