IFM Inductive Sensor (normally open) made up of a white bronze coated M12 brass thread, lock nuts and a M12 electrical connector with gold plated contacts. This sensor also has an active face made up of orange polybutylene terephthalate (PBT) with a polyetherimide (PEI) LED window. The electrical design for this sensor is DC PNP and the operating voltage is between 10-30V DC.