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  • Long Range MetalHead AMS Sensors
  • Proximity Sensors
  • Capacitive Sensors
  • Photoelectric Sensors
  • Pneumatic Sensors
  • Thermo Sensors
  • Ultrasonic Sensors
  • Safety Light Curtains
  • Cables and Connectors
  • LED Indicators and Machine Lights
  • Sensor Accessories & Protection
  • Downtime Reduction
  • Sensor Testers
    • Shop by Brand
  • Panasonic
  • HTM Sensors
  • Optex
  • Murr
  • Unitronics
  • ATP
  • Amphenol
  • Belden
  • HTMåâÌÔå¢ Sensors
  • View all Brands

    • 4 mm Smooth

    Mini Barrel Inductive Proximity sensors allow for space saving application of sensors into small and hidden spots in industrial machines. Available in 3 mm, 4 mm, 5 mm, 6 mm and 8 mm sizes either threaded or unthreaded and with a 2 m or 5 m cable, or with a pigtail connector to an M8 or M12 connection.

    Theses sensors offer extended ranges for miniature sensors, and are available from stock for quick shipping for most models.

    • FCU1-D0401N-A3U2
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      FCU1-D0401N-A3U2 4 mm Smooth, 1 mm Range, NPN, Normally Open

      4 mm Smooth, Inductive Proximity Sensor, Shielded, 1 mm Range, NPN, Normally Open, 2 m Cable

      $71.00
      Add to Cart
    • FCU1-D0401N-ACU3
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      FCU1-D0401N-ACU3 4 mm Smooth, 1 mm Range, NPN, Normally Open

      4 mm Smooth, Inductive Proximity Sensor, Shielded, 1 mm Range, NPN, Normally Open, M8 Connector

      $86.20
      Add to Cart
    • FCU1-D0401N-B3U2
      Quick view
      FCU1-D0401N-B3U2 4 mm Smooth, 1 mm Range, NPN, Normally Closed

      4 mm Smooth, Inductive Proximity Sensor, Shielded, 1 mm Range, NPN, Normally Closed, 2 m Cable

      $108.40
      Add to Cart
    • FCU1-D0401N-BCU3
      Quick view
      FCU1-D0401N-BCU3 4 mm Smooth, 1 mm Range, NPN, Normally Closed

      4 mm Smooth, Inductive Proximity Sensor, Shielded, 1 mm Range, NPN, Normally Closed, M8 Connector

      $86.20
      Add to Cart
    • FCU1-D0401P-A3U0.3/P8
      Quick view
      FCU1-D0401P-A3U0.3/P8

      4 mm Smooth; Inductive Proximity Sensor, Cylindrical, Stainless Steel, Shielded Construction, 4 mm Smooth Body, 1 mm Range, PNP Output, Normally Open Output, 0.3 m Pre-Wired Cable Connect

      $107.40
      Add to Cart
    • FCU1-D0401P-A3U2
      Quick view
      FCU1-D0401P-A3U2 4 mm Smooth, 1 mm Range, PNP, Normally Open

      4 mm Smooth, Inductive Proximity Sensor, Shielded, 1 mm Range, PNP, Normally Open, 2 m Cable

      $71.00
      Add to Cart
    • FCU1-D0401P-ACU3
      Quick view
      FCU1-D0401P-ACU3 4 mm Smooth, 1 mm Range, PNP, Normally Open

      4 mm Smooth, Inductive Proximity Sensor, Shielded, 1 mm Range, PNP, Normally Open, M8 Connector

      $85.10
      Add to Cart
    • FCU1-D0401P-B3U2
      Quick view
      FCU1-D0401P-B3U2 4 mm Smooth, 1 mm Range, PNP, Normally Closed

      4 mm Smooth, Inductive Proximity Sensor, Shielded, 1 mm Range, PNP, Normally Closed, 2 m Cable

      $109.00
      Add to Cart
    • FCU1-D0401P-BCU3
      Quick view
      FCU1-D0401P-BCU3 4 mm Smooth, 1 mm Range, PNP, Normally Closed

      4 mm Smooth, Inductive Proximity Sensor, Shielded, 1 mm Range, PNP, Normally Closed, M8 Connector

      $90.60
      Add to Cart
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