SODIAL 8 Terminals 5 Positions Master Control Rotary Cam Switch 20A Black+Blue Off - On - On - On - On 5 positions control and 8 terminals design. Suitable for the thickness between 1mm to 4mm of the mounting board. Suitable for a wide range of applications, it can be applied as a circuit control switch, master control switch, testing equipment control switch, or change-over switch for electric welding machinery and other equipment.