Inductive Proximity Sensor SN04-N Normally Open Detection Approach Switch NPN NO with TL PL SN Bracket (Blue, 4 Pack)

 

Inductive Proximity Sensor SN04 N NPN NO Switch TL PL SN Bracket Blue 4 Pack Package Dimensions: ‎6.81 x 5.24 x 1.22 inches Inductive Proximity Switch Model SN04-N, 3-wire NPN normally open configuration. Detection range: 4mm. Operating voltage: 5-30V DC. Maximum output current: 300mA. Features an LED status indicator. For the normally open model, the LED illuminates when a metal object is detected. Wiring connections: Brown wire to positive (+), blue wire to negative (-), black wire to the load (signal output). The switch emits a control signal when it approaches a target object. Suitable for applications in machine tool systems, frequency counters, and various automated control setups. Also compatible for use in DIY 3D printer projects.

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