2Pcs NJK-5001A PNP NO 10mm Hall Effect Sensor Proximity Switch DC 6~36V US

2Pcs NJK-5002C NPN NO 10mm Hall Effect Sensor Proximity Switch DC 6~36V US

Cylindrical Plastic Mounted Reed Proximity Switch Magnetic Sensor Pack of 2

DC6-36V Hall Magnetic Proximity Switch /Reed Magnet Sensor

LJ18A3-8-Z/BX DC 6-36V NPN 3-wire 8mm Inductive Proximity Sensor Switch Detector

High-Precision Magnetic Proximity Sensor – M12 NPN Normally Closed Switch (6–36V

DC6-36V Hall Magnetic Proximity Switch /Reed Magnet Sensor

Smart Magnetic Proximity Sensor – 10mm Range M12 NPN Normally Closed (6–36V DC)