Carlo Gavazzi Capacitive Prox Sensors Capacitive Prox Sensors 12mm Clyindrical CA12 Clyindrical Housing 18mm Cyl Housing DC With Transistor Out DC With Transistor Out Teach Mode AC With SSR Out DC w/ Teflon Housing DC w/ PVC Housing DC w/ Polypro Housing CA30 / EC30 /EC55/CD46 Plastic Housing, Transistor Output Plastic Housing, Transistor Output Teach Mode Plastic Housing, SCR Output Metal Housing, Transistor Output Metal Housing, SCR Output Plastic Housing, Humidity Comp. High Temperature Version C55 Flat Pack Housing CD46 Flat Pack Housing CB Series 18 mm with transistor output. 18 mm with SCR output. 32 mm with SCR output. 32 mm with Relay output.