The SD-651 is designed to meet the performance criteria designated by UL. Its sensing chambers are sealed against back pressure air flow, dirt, and insects.
The DKM18 allows for the expansion of a digital call station to increase the number of available keys and LEDs. It makes it easy to select loudspeaker circuits and transmit voice announcements for a n
The Pyrotector Model 30-3003 Explosion Proof Smoke Detector is a sensitive yet rugged protection device that is designed for use in hazardous industrial and commercial locations.