Azbil FL7M D2 Wire Unshielded Cylindrical Proximity Switch has a long sensing distance of 4mm to 20 mm depending on the size. Preleaded models available in sizes (O.D.) M8, M12, M18, and M30. Cable length 2 m. Preleaded 30 cm oil resistance flexible connector cables available in size (O.D.) M8, M12, M18, and M30. Waterproof, sealed to IP67G.