SH-12 Press Fit Magnetic Contact

This elegant magnetic contact blends into any environment, keeping a low profile while providing state-of-the-art protection. It is also useful in protecting china cabinets or closets, double-hung windows, and aluminum windows.

Easy to install, the magnetic contact uses no glue or screws to mount.  It features a 11 mm (7/16 in) operating gap and high grade magnets.

The contact and magnet housings are made of flame-retardant ABS plastic. The housing has three ribs that press-fit against the inside of a .38” diameter mounting hole. The reed switch is protected and held in place by a polyurethane potting material.

  • Press-fit mount switch, no screws or glue needed
  • Large magnet provides wider gap
  • Rugged body construction with flexible ribbed sides for quick installations
  • Attractive low profile design, with a professional look and feel
  • UV stabilized anti aging virgin polymers


  • High grade magnets
  • Maximum contact rating, 28VDC, 0.5A
  • 1 Form A (SPST)
  • 11 mm (7/16 in) wide gap
  • Meets or exceeds USA Standard UL 639, Intrusion Detection Units
  • Meets or exceeds CENELEC 50131-2-2 PIR Standard, Security Grade 2, and Environmental Grade 1