Autonics PR18-8DN2 Inductive Proximity Sensor, Ø18mm, 8mm Range, NPN NC, 3-Wire, 12-24VDC $34.00 Select
Autonics CR18-8AC Capacitive Proximity Sensor, 18mm, AC, NC, 2 Wire, 90-250VAC, 8mm Range $91.00 Select
Autonics CR18-8DP Capacitive Proximity Sensor, 18mm, DC, PNP, NO, 3 Wire, 10-30VDC, 8mm Range $79.00 Select
Autonics CR18-8DN Capacitive Proximity Sensor, 18mm, DC, NPN, NO, 3 Wire, 10-30VDC, 8mm Range $79.00 Select