The BCS M12B4I1-PSC40D-EP02 is an inductive proximity sensor from Balluff, a manufacturer of industrial sensing technologies. This sensor features a plastic, shielded housing and integral M12 connection. As an inductive, or non-contact, proximity sensor, it will detect metal objects within its sensing range. The device is suitable for use in industrial automation applications. The PSC40D construction offers IP67 protection against dust and water and is designed to operate in temperatures ranging from -25°C to +70°C. It has a sensing distance of 4mm and supply voltage of 10-30V DC. With its quick and reliable detection of metal objects, the BCS M12B4I1-PSC40D-EP02 is a great choice for use in industrial applications.