Introducing Standex Detect, a New Name in Precision Electronics

Standex Detect is part of the newly rebranded Standex Electronics family. Our focus remains on precision reed switches, sensors, and relays that deliver the right design, at the right time, at the optimal cost. Read our press release to learn more about how this change strengthens our global collaboration and innovation.

Home Products Sensors Proximity Sensors MK04 Series Reed Sensor

MK04 Series Reed Sensor

The MK04 Series Reed Sensor offers a best-value solution for position, proximity, motion, level, and end-limit sensing. Housed in a rectangular screw-fastened flange mount with cable terminals, it’s built for durability and flexibility across industrial, security, and appliance applications.

Technical Highlights:

  • Mounting Style: Screw flange
  • Body Dimensions: 0.910″ L × 0.550″ W × 0.230″ H (23.00mm × 13.90mm × 5.90mm)
  • Termination Style: Cable (flat or round)
  • Switching Voltage: Up to 500V depending on model
  • Cable Lengths: Available from 20.59″ to 197.76″

Standards and Certifications

RoHS Compliant UL Approved UL Certificate of Compliance
  • Multiple Contact Configurations: Available in SPST Normally Open (1A), SPST Normally Closed (1B), and SPDT Changeover (1C) formats.
  • Wide Operating Range: Sensitivity from 10 to 60 AT for versatile magnetic actuation.
  • High Power Capability: Rated up to 10W, 400VDC, and 0.5A for dependable switching.
  • Customizable Options: Choose internal switch type, cable length (up to 197.76″), and termination style (flat or round cable).
  • UL Approved: Certified for safety and performance with IP-rated protection.
Contact Form1A (SPST) Normally Open (N.O.), 1B (SPST) Normally Closed (N.C.), 1C (SPDT) Changeover
Operating Range10-60 AT
Rated Power Max.10W/400VDC/0.5A
  • Industrial automation
  • Security systems
  • White goods and appliances
  • Motion and level detection

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