GE Security 521CRXT Photoelectric 2-Wire Smoke Detector w/CleanMe, Heat Sensor and Auxiliary Relay, 12/24VDC. Smart Dual Fixed/Rate of Rise Heat Senso

GE Security 521CRXT Photoelectric 2-Wire Smoke Detector w/CleanMe, Heat Sensor and Auxiliary Relay, 12/24VDC. Smart Dual Fixed/Rate of Rise Heat Senso Review

The ESL 500 Series self-diagnostic, 2 and 4-wire photoelectric smoke detectors are the industry's first conventional direct-wire smoke detectors with analog features such as drift compensation, multi-criteria detection and remote maintenance/trouble repor Read more...

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