Reported risk: The smoke sensors in these fire detection systems were installed beginning August 2004 in certain SimplexGrinnell, ADT and Ansul fire detection systems in commercial buildings throughout the U.S. The sensor model numbers listed below are included. Building owners and managers with these sensors will be contacted. 4098-9714 4098-9755 4098-9757CA 4098-9714C 4098-9755C 430631 4098-9714EA 4098-9755EA 430634 4098-9754 4098-9756 430654 4098-9754C 4098-9756C 430719 4098-9754EA 4098-9757 431190 Hazards: Sensors in these fire detection systems could experience reduced sensitivity to smoke in conditions of high humidity and high temperature. If this occurs, these sensors could delay detecting the presence of smoke in the event of a fire.
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ProductGuru indexes recall and safety-alert records from ~30 public agency registries. We are not lawyers, regulators or product-safety consultants. This page restates what the named agency published; consult the primary source above (or qualified counsel in your jurisdiction) before any commercial, medical or safety decision.