Showing 1–16 of 731 results

  • GRI 4402AB-144 Industrial Surface Mount, 12โ€ฒ Armored Cable, SPDT, Biased for High Security, Aluminum

    GRI 4402AB-144 Industrial Surface Mount, 12′ Armored C

    $93.89

    Only 1 left in stock

    RI 4402AB-144 Industrial Surface Mount, 12′ Armored Cable, SPDT, Biased For High Security, Aluminum

    Add to cartLoading Done
  • GRI 8366T Resistor Pack 10K with Terminals 10 pack

    GRI PW-625-BL Pre-Wire Plug, 5/8″ Diameter 1-1/16̸

    $12.06

    In stock

    GRI PW-625-BL Pre-Wire Plug, 5/8โ€ Diameter x 1-1/16โ€ L, Self Locking, Black 100 pack

    Add to cartLoading Done
  • Resideo 7939WG-WH MPS20 Surface Mount Magnetic Contact with Terminals, 1-1/4โ€ณ Gap, SPST, White

    Resideo 7939WG-WH MPS20 Surface Mount Magnetic Contact with

    $20.23

    In stock

    • Standard gap 1-1/4″ (32mm)
    • Spaces, covers and screws included
    • Cover conceals end of line resistor (EOL)
    Add to cartLoading Done
  • Honeywell Home MINIMAGBRN Mini Spare Magnet Senors for PROSIXMINI2, Brown, 10-Pack

    Honeywell Home MINIMAGBRN Mini Spare Magnet Senors for PROSI

    $83.18

    Only 6 left in stock

      SiXยฎ Two-Way Wireless Technology employs 128-bit AES encryption System Health Check feature allows monitoring of device signal strength, sensor settings, temperature and battery life remotely via AlarmNet 360ยฎ Devices can be configured remotely as needed, reducing the need to schedule on-site visits

    Add to cartLoading Done
  • GRI TS-20 3/8โ€ณ Diameter Recessed Tamper/Plunger Switch, Adjustable, 10 pack

    GRI TS-20 3/8″ Diameter Recessed Tamper/Plunger Switch

    $90.32

    Only 18 left in stock

    • Flanges for Reliable, Positive Retention
    • Replaces Old Mechanical Tampers
    • Adjustable Plunger from 1/4โ€ to 1/2โ€
    Add to cartLoading Done
  • Honeywell Home PROSIXCT-BR Pro Series Door/ Window Sensor for 2-Way Wireless Technology, Brown

    Honeywell Home PROSIXCT-BR Pro Series Door/ Window Sensor fo

    $28.75

    Only 4 left in stock

    • Secure Encryption
    • Anti-Takeover
    • Fewer Truck Rolls
    Add to cartLoading Done
  • Honeywell Home 958M Magnet for Overhead Door Contact

    Honeywell Home 958M Magnet for Overhead Door Contact

    $28.74

    In stock

    Honeywell Home 958M Magnet for Overhead Door Contact

    Add to cartLoading Done
  • Honeywell Home 7945-2GY XTP Surface Mount Magnetic Contact with Leads, SPDT Switch (form C), 2-1/2โ€ณ Wide Gap, Gray

    Honeywell Home 7945-2GY XTP Surface Mount Magnetic Contact w

    $34.49

    In stock

    • XTP contacts withstands surges up to 2400 V DC
    • 6โ€ฒ (1.8m) CLII cable is standard
    • Completely immersion proof (epoxy sealed)
    Add to cartLoading Done
  • DSC PG9307TR Wireless PowerG Recessed Translucent Door/Window Alarm Contact

    DSC PG9307TR Wireless PowerG Recessed Translucent Door/Windo

    $77.04

    Only 1 left in stock

    Provide dependable detection with a powerful, recessed wireless magnet contact
    Built-in PowerG leading-edge wireless intrusion technology

    Add to cartLoading Done
  • DSC EV-DW4917 Wireless Recessed Door/Window Transmitter

    DSC EV-DW4917 Wireless Recessed Door/Window Transmitter

    $75.89

    In stock

    Small, compact design
    Long-life lithium battery included
    Flexible mounting options (screw mount or press fit)

    Add to cartLoading Done
  • DSC MX975 Addressable MX Door/Window Contact Sensor

    DSC MX975 Addressable MX Door/Window Contact Sensor

    $47.14

    In stock

    Ideal for protecting doors and windows
    Configured from the panel โ€“ no hardware switches and no need to re-open the detector once closed

    Add to cartLoading Done
  • DSC AMP-701 Addressable Door/Window Contact with Normally Closed Input

    DSC AMP-701 Addressable Door/Window Contact with Normally Cl

    $47.14

    Only 10 left in stock

    Door/Window contact with normally closed external contact input
    No more long wire runs back to the main control panel or expander module for each zone
    Accurate coverage of large 50apos x 60apos (15 x 18m) areas

    Add to cartLoading Done
  • Honeywell Home PROSIXCTV Wireless Door Contact

    Honeywell Home PROSIXCTV Wireless Door Contact

    $28.75

    Only 15 left in stock

    Utilizes wireless technology for easy installation and integration into existing security systemsDetects the opening and closing of doors, providing instant alerts and notifications in case of unauthorized accessCompatible with Honeywell’s security systems, allowing for easy integration and centralized monitoringFeatures a compact and discreet design that fits seamlessly onto door frames without compromising aestheticsProvides reliable intrusion…

    Add to cartLoading Done
  • Honeywell Home PROSIXCTV-BR 6-Door Window Sensor, Brown

    Honeywell Home PROSIXCTV-BR 6-Door Window Sensor, Brown

    $31.04

    In stock

    Compatible with Honeywell’s security systems, allowing for seamless integration and centralized monitoringDetects the opening and closing of doors, providing instant alerts and notifications in case of unauthorized accessCompatible with Honeywell’s security systems, allowing for easy integration and centralized monitoringFeatures a compact and discreet design that fits seamlessly onto door frames without compromising aestheticsProvides reliable intrusion…

    Add to cartLoading Done
  • Bosch RFDW-SM Wireless Surface Mount Contact

    $58.28

    Only 15 left in stock

    General Information Name: Bosch RFDW-SM Wireless Surface Mount Contact, Bosch Category: Bosch, Intrusion, Alarm Contacts, Magnetic Contacts UPC Code: 4060039105219 Country of Origin: China. Country of origin is subject to change.

    Add to cartLoading Done
  • Bosch RFDW-RM Wireless Recessed Mount Contact

    $67.23

    Only 7 left in stock

    • Self-contained transmitter with magnetic reed switch contact
    • Concealed, recessed mounting in doors or windows for unobtrusive security
    • Operational up to 5 years using a single user replaceable AAA Lithium battery
    Add to cartLoading Done

Alarm contacts are vital components of a security system, designed to monitor and detect unauthorized access. Typically installed on doors and windows, these sensors trigger an alarm when the contact points are separated, indicating a possible breach. Ideal for residential and commercial applications, alarm contacts enhance your security by providing real-time alerts and preventing unauthorized entry. Explore our range of high-quality alarm contacts to safeguard your property and ensure comprehensive security coverage.