GE 2-wire photoelectric smoke detector 521BXT

GE 2-wire photoelectric smoke detector 521BXT

intelligent self-diagnosis

CleanMe remote maintenance reporting reduces false alarms

Smart dual fixed / rate of rise heat works with photo chamber to catch fires faster

system reduces drift compensation false

field replaceable optical chamber makes servicing a

ESL 521 series self-diagnostic, Two-wire smoke detectors are the first conventional direct-wire smoke detectors with analog features such as remote maintenance / trouble reporting (CleanMe), drift compensation and multi-criteria detection. The 521 series continually monitor their own sensitivity and operational status, and provide a visual and remote problem state when they drift out of sensitivity or internal diagnostics. This corresponds to NFPA 72 field sensitivity t

List Price: $ 39.95
Price: $ 39.95

First Alert / BRK Brands 120V smoke detector with battery SA773CN

First Alert / BRK Brands Smoke Detector 120V W / Batt SA773CN

BRK Brands / First call

Photos Ion Hardwired smoke detector offers double protection for the flame and smoldering fires. 9V battery backup. 10 years. Only in Cape, Dixon, Montgomery, Woodburn.

List Price: $ 39.99
Price: $ 34.29