Optical sensors, reflex light barrier, M18 x 1, threaded design, range 4 m, 3-wire, DC PNP, operating voltage: 10...36 V DC, current consumption: 15 mA, dark mode, connecting cable, 6 m, PVC cable, 3 x 0.34 mm, polarizing filter, housing material: housing: V4A (1.4404) seal: EPDM, optics material: PMMA