Square Inductive Proximity Sensor SN04P Normally Open PNP NO Switch 4mm Detection Range 5 to 30V DC 300mA Industrial Workhorse with TL PL SN Bracket Included Blue 4 Pack

SN04P 4mm Inductive Proximity Sensor - 4 Pack PNP NO
✔️ 5-30V DC, 300mA output, 4mm sensing (0.157 in), bracket included

This square inductive proximity sensor SN04P is a 3-wire PNP normally open device designed for metal detection. It works in machine tool automation, CNC setups, and DIY projects like 3D printers. Pack includes four sensors and mounting brackets (TL PL SN) for quick installs.

✅ 3-wire PNP normally open output
✅ 4mm sensing distance for metal targets
✅ 5-30V DC supply, 300mA current
✅ LED indicator shows when sensing
✅ Brown to +, Blue to -, Black to load
✅ Includes TL PL SN bracket; four-pack for multiple setups

💡 What is an inductive proximity sensor used for in automation? These devices detect metal targets without physical contact and feed signals to controllers. - It is handy for automation control panels and DIY machines requiring metal part detection - 4mm sensing range is compact for tight spaces in CNC and 3D printer projects - 5-30V DC operation and 3-wire PNP NO output simplify wiring and integration - Bracket included makes mounting quick in industrial setups