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System Sensor

System Sensor Apa151 Remote Annunciator

System Sensor Apa151 Remote Annunciator

Regular price $69.41
Regular price Sale price $69.41
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The APA151 piezo annunciator, which replaces the APA451 with a new, improved look, provides an audible alarm signal, a red LED to indicate alarm status, and a green LED to indicate power status. It is intended for use with System Sensor 4-wire conventional duct smoke detector applications without a system control panel, to comply with NFPA 90A. Main Features
  • Provides an audible alarm signa
  • Red LED to indicate alarm status
  • Green LED to indicate power status