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Door & Window Sensors

Napco Gemini Door & Window Sensors

All magnetic contacts are not created equal. Sentrol truly is the leading brand in magnetic contacts, manufacturing the best-known, highest-quality contacts in the security industry. Sentrol has developed a range of innovative designs, helping assure complete reliability even in the most difficult environments. Today, we offer the industry's most comprehensive line of contacts and peripherals available, so you'll always have the right solution for every application. More...
1275 3/8" dia. Wing Fit Magnetic Contacts

1275 3/8" dia. Wing Fit Magnetic Contacts

GE Security 1275 3/8" dia. Wing Fit Magnetic Contacts

The Sentrol 3/8" diameter Wing Fit magnetic contact is ideal for new construction applications, where wood swell poses a potential threat to the contact housing. The "wings" flex to hold the contact securely in place as the wood expands and contracts.



3005 Roller / Plunger Magnetic Contacts

3005 Roller / Plunger Magnetic Contacts

GE Security 3005 Roller / Plunger Magnetic Contacts

The Sentrol Roller Plunger contacts save installation time while providing reliable magnetic contact security. The contact switch is activated when the door opens, releasing the tension on the wheel plunger. Drill only one hole to mount the roller plungers; the entire magnetic contact is housed in a economical single unit. Recessed mounting hides the contact within the frame of the door it protects.



1035 Series Miniature Self-Adhesive

1035 Series Miniature Self-Adhesive

1035 Series Miniature Self-Adhesive from GE Interlogix

Sentrol's Surface Mount Self-Adhesive Contact saves installation time through the use of a specially formulated 3mŽ adhesive tape. The tape, which establishes a permanent bond between the contact and the surface, can be repositioned during the first 5 minutes. A low profile and small footprint combine with reliable Sentrol technology to make this series the perfect magnetic contact for those situations where drilling holes is impractical.



1285TWH Surface Magnetic Contacts w/ Screw Terminals White

1285TWH Surface Magnetic Contacts w/ Screw Terminals White

1285TWH Series Designer Styled w/ Screw Terminals

  • Ideal for residential and commercial
  • Convenient surface mounting; combo head screws for quick termination
  • Modern, low-profile design
  • Private labeled, snap-on cover
  • Angled clamping terminals for fast and easy lead connection
  • White



2202AU Universal Super-Wide Gap Contacts

2202AU Universal Super-Wide Gap Contacts

Sentrol 2202AU Universal Super-Wide Gap Contact from GE Interlogix

Sentrol's Miniature Surface Mount with Armored Cable overhead door magnetic contact is for use in rigorous environments of commercial and industrial installations. The floor mount units are constructed with a low-profile heavy cast aluminum housing. The reed switch assembly is fully encased in Sentrol's exclusive polyurethane potting material to prevent damage due to moisture or humidity. A wide operation gap distance of up to three inches makes installation easy and helps prevent false alarms caused by door movement or damaged and loose fitting doors.