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Items 1 to 20 of 78

      • Installs between ceiling and existing AC-powered interconnected smoke detector
      • Converts traditional AC-powered interconnected smoke detector systems to work with wireless alarm panels
      • Backup battery sends alarm transmissions in the event of power failure
    Model No : 2GIG-SDS1-345
    $43.99
    Low Price Guarantee
    Availability: Usually ships within 3-5 business days
      • 12 VDC or 24 VDC input
      • Designed for commercial or residential use
      • Four-wire application
      • Light-emitting diodes (LEDs) indicate the status of the chamber, power, and alarm
      • Removable terminal block to simplify wiring connections
    Model No : D273THS
    $49.37
    Low Price Guarantee
    Availability: Usually ships within 2-3 business days
      • 12 VDC or 24 VDC input
      • Designed for commercial or residential use
      • Four-wire application
      • Light-emitting diodes (LEDs) indicate the status of the chamber, power, and alarm
      • Removable terminal block to simplify wiring connections
    Model No : D273THR
    $51.86
    Low Price Guarantee
    Availability: Usually ships within 2-3 business days
      • 12 VDC or 24 VDC input
      • Designed for commercial or residential use
      • Four-wire application
      • Light-emitting diodes (LEDs) indicate the status of the chamber, power, and alarm
      • Removable terminal block to simplify wiring connections
    Model No : D273THE
    $51.86
    Low Price Guarantee
    Availability: Usually ships within 2-3 business days
      • 12 VDC or 24 VDC input
      • Designed for commercial or residential use
      • Four-wire application
      • Light-emitting diodes (LEDs) indicate the status of the chamber, power, and alarm
      • Removable terminal block to simplify wiring connections
    Model No : D273THCS
    $57.89
    Low Price Guarantee
    Availability: Usually ships within 2-3 business days
      • 12 VDC or 24 VDC input
      • Designed for commercial or residential use
      • Four-wire application
      • Light-emitting diodes (LEDs) indicate the status of the chamber, power, and alarm
      • Removable terminal block to simplify wiring connections
    Model No : D273THC
    $48.66
    Low Price Guarantee
    Availability: Usually ships within 2-3 business days
      • 12 VDC or 24 VDC input
      • Designed for commercial or residential use
      • Four-wire application
      • Light-emitting diodes (LEDs) indicate the status of the chamber, power, and alarm
      • Removable terminal block to simplify wiring connections
    Model No : D273IS
    $57.19
    Low Price Guarantee
    Availability: Usually ships within 2-3 business days
      • 12 V or 24 V input
      • Designed for commercial or residential use
      • Two-wire application
      • Light-emitting diodes (LEDs) indicate the status of the chamber, power, and alarm
      • Removable terminal block to simplify wiring connections
    Model No : D263THS
    $53.75
    Low Price Guarantee
    Availability: Usually ships within 2-3 business days