Proximity sensor, M12, 6-36V, PNP, Normally Closed

In stock - 20 items available
Regular price R 99.95 incl. VAT

Proximity sensor for auto bed levelling switch on a 3D printer or a limit switch on a CNC machine. This proximity switch triggers when it is 4mm or less from a metal surface.


  • Thread size: M12
  • Thread length: 40mm
  • Trigger distance: 4mm
  • Sensor Type: PNP
  • Logic: Normally Closed
  • Supply Voltage: 6 - 36V DC
  • Wires: 3 wires (Power - Brown, Ground - Blue, Signal - Black)
  • Cable length: 1100mm
  • Model number: LJ12A3-4-Z/AY

Do I need a PNP or NPN proximity sensor?

The following diagrams will show you which sensor you need. Generally, NPN sensors are used for 3D printers and PNP sensors are used for CNC machines.