Autonics
CPCM12-8DN2
Capacitive Proximity Sensor, Ø12mm, 3-Wire DC, Non-Flush, 8mm Sensing Range, 10-30VDC, NPN, NC, 200mA Output, M12 Plug Connector, PBT Housing, Sensitivity Adjustable, Detects Metal, Plastic, Liquid and Grain, IP67
Alt: PR Series
Inductive Proximity Sensor, Ø18mm, 8mm Range, NPN NC, 3-Wire, 12-24VDC
If you are looking for a cost-effective inductive proximity switch, look no further!
The PR series is IP67 and available in 8mm (PR08), 12mm (PR12), 18mm (PR18) and 30mm PR30). They are also available in DC 2-wire, DC 3-wire and AC 2-wire.
Most of these sensors can ship in 1 to 2 days!