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Photoelectric 2-Wire Smoke Detector w/CleanMe, 6.5 to 20VDC, S9A Compatible

Item #:521NBXT 
521NBXT
  • Remote maintenance (CleanMe®) reporting and built-in drift compensation reduces false alarms
  • Self-diagnostics meets NFPA 72 sensitivity testing requirements without the need for external meters
  • Field-replaceable optical chamber makes service fast and simple
  • Large SEMS screw terminals accept 12-18 AWG wire
  • Small, low profile design blends with any environment

Fire Initiating Devices

Type
Conventional
Brand
Interlogix
521NBXT
Photoelectric 2-Wire Smoke Detector w/CleanMe, 6.5 to 20VDC, S9A Compatible
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