Flush Mounted Black Selector Switch Head 3 Position Return Centre ZB5FD5 Head for selector switch. Features and Benefits Plastic bezel material 30mm Mounting diameter Built-in flush Round signaling unit head Spring return to centre Black standard handle 3 positions +/- 45° Product Application Information Industry: machine manufacturers, chemical industry, paper mill, marine applications Service sector and infrastructure: energy distribution panel builders, food and beverage, car washes