Inductive sensor, operating voltage 10.30 VDC, rated switching distance 20 mm, non-flush, threaded barrel, M30 x 1.5, chrome-plated brass, factor 1 for all metals, protection class IP68, magnetic field resistant, extended temperature range, high switching frequency, DC 3-wire, 10...30 VDC, normally open, NPN output, connector, M12 x 1