** Short Barrel Metal Body Inductive Proximity Sensors** Easy-to-see LED operation indicator. Flats for wrench tightening allows easy installation. All models shielded for flush mounting in metal. Prewired with 2 meters of cable. All part number"s IP67, NEMA 1, 4, 6, 12, 13 (units with under 1 mm sensing distance also NEMA 3) CE mark.