Amazon.com: Proximity Switch, IP65 Waterproof Inductive Switch 2 Wire Normally Open Non Contact 5Pcs for Printing : Industrial & Scientific
Amazon.com: uxcell 20mm Inductive Proximity Sensor Switch Detector NPN NO DC 6-36V 300mA 3-Wire SC-3020A for 3D Printer Probe Bed Leveling,MCU Board : Industrial & Scientific
Amazon.com: DC6-36V M12 Capacitive Proximity Switch, Capacitive Proximity Sensor for ET4 3D Printer Probe Auto Bed Leveling, 5mm Detection Distance : Industrial & Scientific
Amazon.com: Haldzemo Inductive Proximity Sensor M12 LJ12A3-4-Z/BX Normally Open Detection Approach Switch 4mm NPN NO 3 Wire DC 6V-36V (4 Pack) : Industrial & Scientific
Amazon.com: DC 10-30V 300mA 3-Wire Inductive Proximity Sensor Switch SN04-N NPN Normally Open NO Detection Distance 4mm Proximity Switch (Pack of 10) : Industrial & Scientific
Amazon.com: uxcell Inductive Proximity Switch Sensor NPN Normally Open, 6-36V DC, 12 mm Diameter, 4 mm : Industrial & Scientific
Amazon.com: Inductive Proximity Switch Proximity Switch DC 0.6-3V Lightweight No for Automatic Control Industry for 3D Printer : Industrial & Scientific
Amazon.com: uxcell 8mm Inductive Proximity Sensor Switch Detector NO DC 6-36V 200mA 2-Wire LJ18A3-8-Z/EX for 3D Printer Probe Bed Leveling,MCU Board : Industrial & Scientific
Amazon.com: 2 Wire Proximity Switch Plated Normally Open DC Inductive Sensor Detection Distance 8mm for Machine Equipment : Industrial & Scientific
Amazon.com: Taiss LJ18A3-8-Z/BX-5V Proximity Switch M18 8mm Sensing DC 5V NPN NO(Normally Open) 3D Printer Cylinder inductive Proximity Sensor Switch Work Voltage 5VDC Special : Industrial & Scientific
Amazon.com: 4 Set Proximity Switch 8mm Dia Inductive PNP DC 3 Wire Sensor, Fast Response, Metal Detection, LED Indicator, IP67 Waterproof, Oil Proof 4 Set Proximity Sensor Switch : Industrial & Scientific