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QA31 Single Station Smoke Detector


  • The QA31 features advanced photoelectric technology for precise detection. When smoke is detected or the manual test button is pressed, the buzzer sounds and LED flash.
  • Low-Battery Warning: Unit beeps and LED flash intermittently to indicate battery needs replacing.
  • Simple test method: Press test button to hear the alarm sound and confirm the unit is in normal condition.
  • Easy installation: Install directly to proper location without any wiring.
  • It is equipped with 9VDC battery, and optional 110VAC or 220VAC power plug is available.
  • Optional relay output : COM. NO. NC.
  • Optional series connection wiring can co-activate up to 15 detectors.
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Single Station Smoke Detector (CE) Type 1 (9V battery), Type 2 (9V battery + COM. N.O. N.C.), Type 3 (9V battery + AC Plug), Type 4 (9V battery + COM. N.O. N.C. + AC Plug)