2 Pack M12 Proximity Switch NPN NO Inductive Sensor For 3D Printer Bed Leveling Approach Sensor With 4mm Detection Range And Red LED Indicator Durable Waterproof Dust Resistant Proximity Probe Replacing Small Switches And Limit Switches

Two-Pack M12 Inductive Proximity Sensor with 4mm Range
✔️ 2-pack M12 inductive sensors, NPN NO, 6-36V DC, 4mm range

Two compact, unshielded M12 inductive proximity sensors designed to detect metal targets without physical contact. Ideal for bed leveling on 3D printers, automation lines, and replacing small switches in harsh environments.

✅ 2-pack M12 inductive proximity sensors, unshielded, NPN NO
✅ Detection range: 4 mm ±10%
✅ Operating voltage: DC 6-36 V with reverse power protection
✅ Durable, waterproof and dust resistant housing for tough environments
✅ Easy PLC connectivity and quick integration into automation or 3D printer beds
✅ Replaces mechanical switches and improves repeatability

💡 What is an inductive proximity sensor used for in automation and bed leveling applications? Here's a handy overview: - non-contact metal detection for reliable limit-switch replacement - easy integration with 6-36 V DC power and PLC inputs - rugged, dust and water-resistant housing for harsh environments - ideal for 3D printers, automation lines, and packaging machines