Amazon.com: Taiss 2PCS M12 4mm Sensing DC 5V NPN NO(Normally Open) 3D Printer LJ12A3-4-Z/BX-5V Cylinder inductive Proximity Sensor Switch Work Voltage 5VDC Special for MCU : Industrial & Scientific
Amazon.com: M12 4 Pin Male Aviation Panel Mount Connector,Lonlonty 12mm Waterproof Chassis Panel Back Mount Socket Sensor Connector 5PCS : Industrial & Scientific
Amazon.com: 2pcs DC 5V NPN NO M12 4mm Sensor LJ12A3-4-Z/BX Inductive Proximity Sensor Switch for 3D Printer CNC Z Probe auto Bed Leveling : Industrial & Scientific
Amazon.com: Male To Female Sensor Connector Cable Resistant K-01 M12 Straight Adapter Cable : Electronics
LEUZE HT25C/4P-M12 SUPPLY VOLTAGE: 10 ... 30 VDC, DIGITAL SWITCHING OUTPUTS: 2 PIECE(S), OPERATING RANGE LIMIT: 0 ... 1.2 M, DIFFUSE SENSOR WITH BACKGROUND SUPPRESSION, PNP, SWITCHING OUTPUT 1: TRANSI: Amazon.com: Industrial & Scientific