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DC6-36V M12 Capacitive Proximity Switch, Capacitive Proximity Sensor for ET4 3D Printer Probe Auto Bed Leveling, 5mm Detection Distance : Amazon.co.uk: Business, Industry & Science
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Heschen M12 Inductive Proximity Sensor Switch, Non-shield Type, LJ12A3-4-Z/BX, Detector 4mm, 10-30VDC 200mA, NPN Normally Open(NO), 3 Wire (1) : Amazon.co.uk: Business, Industry & Science
RS PRO Capacitive Barrel-Style Proximity Sensor, M30 x 1.5, 15 mm Detection, 20 → 250 V ac, IP67 | RS
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sourcingmap 20mm Inductive Proximity Sensor Switch Detector NPN NO DC 6-36V 300mA 3-Wire SC-3020A for 3D Printer Probe Bed Leveling,MCU Board : Amazon.co.uk: Business, Industry & Science
RS PRO Inductive Barrel-Style Proximity Sensor, M12 x 1, 2 mm Detection, NPN Normally Open Output, 10 → 30 V dc, | RS
![10: (A) Proximity probe, or proximitor, for the measuring of relative... | Download Scientific Diagram 10: (A) Proximity probe, or proximitor, for the measuring of relative... | Download Scientific Diagram](https://www.researchgate.net/publication/348929702/figure/fig5/AS:986317739540490@1612167882838/A-Proximity-probe-or-proximitor-for-the-measuring-of-relative-displacements-of.png)