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ESL Interlogix UTC
ESL 521B Smoke Detector, 2 Wire, 6-24VDC
Smoke Detector, 500 Series, Photo, 2-wire, CleanMe®, 6-24VDC Discontinued and Replaced with 521NB Replacement for ESL 429C Alarm Current Consumption[Maximum] 60.0 mA Detector Head Depth[Nominal] 2.0 in Detector Head Diameter[Nominal] 5.0 in Drift Compensation Adjustment 1 %/ft Field Wiring Size[Minimum] 12.0...
ESL 541C Smoke Detector
Smoke Detector, 500 Series, Photo, 4-Wire, 12-24VDC, UL Discontinued - Can Use ESL 541NB as a replacement The 500 Series self-diagnostic, two & four wire smoke detectors are conventional direct-wire smoke detectors with analog features such as remote maintenance/trouble reporting (CleanMe®), drift compensation, and multi-criteria detection. The 500...
ESL 541CXT Smoke Detector with Heat
Smoke Detector, 500 Series, Photo, 4-Wire, Heat, 12/24VDC Discontinued - No Stock Remains! Can use System Sensor 4WTB as a suggested replacement The 500 Series self-diagnostic, two & four wire smoke detectors are conventional direct-wire smoke detectors with analog features such as remote maintenance/trouble reporting (CleanMe®), drift compensation,...
ESL 541NB Four Wire Photoelectric Smoke Detector
CALL FOR AVAILABILITY Four Wire Photoelectric Smoke Detector 6-33VDC Can use as a Replacement for ESL 449C which is discontinued Built-in sounder available Patented CleanMe feature Built-in dust compensation Field-replaceable optical chamber
ESL 541NBXT Smoke Detector
CALL FOR AVAILABILITY BEFORE ORDERING Smoke Detector, 500 Series, Photo, 4-Wire, Heat, 12/24VDC Can use as a Replacement for ESL 449AT and ESL 449CT which are discontinued The 500N series two- and four-wire conventional photoelectric smoke detectors bring together trusted technology and a full line of features to meet the demands of every type of application. The 500N...
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