Allen Bradley 440N-Z21U16H Guardmaster Non-Contact Switch
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Manufacturer AB-SFC
Mfg Catalog # 440N-Z21U16H
North Coast Part # 1017982


  • Provides switches that can be connected in series with other devices
  • Provides IP69K washdown rating


  • Assured Sensing Distance (Make): 15 mm (0.59 in)
  • Actuator Code Type: Unique Code

Product Type

  • Product Family: SensaGuard
  • Housing Style: 18 mm Cylindrical Barrel
  • Type: 18 mm Plastic Barrel with 18 mm Plastic Unique Code Actuator
  • Safety Outputs: 2 x PNP, 0.2A, max: Status: ON (+24V DC)
  • Auxiliary Outputs: 1 x PNP, 0.2A, max Auxiliary Output
  • LED Indication for Door Status and Troubleshooting: Yes
  • Connection: 6 inch Pigtail with 8-Pin Micro (M12) Connector


  • Cordsets: 889 DC Micro cable


  • 889D-F8AB-5


UPC 61259882785
Item Long Description Guardmaster Non Contact Switch
GTiN 00612598827855
Type Non-Contact
Material Polycarbonate Enclosure, Plastic Barrel
Connection Type 6 in Pigtail with 8-Pin Micro M12 Style Quick-Disconnect
Family Brand Name Allen Bradley
TC Connection 8-pin QD
Contact Configuration 2 N.C. Safety, 1 N.O Aux
Sub Brand Guardmaster, SensaGuard
Temperature Rating -25 to 70 C
Enclosure Type IP66, IP67, IP69K
Contact Type Solid State Contacts

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