Silent Knight SK-PHOTO-W Smoke Detector including the SD505-PHOTO photoelectric smoke

including the SD505-PHOTO photoelectric smoke detector and the SD505-HEAT heat detector

twisted-pair

Genesis ECS/MNS appliances offer emergency signaling with clear or amber lenses and with optional ALERT housing labels

die cast metal and includes a SPST switch and terminal strip connections

Silent Knight SK-PHOTO-W Smoke Detector including the SD505-PHOTO photoelectric smokeThe SK PHOTO W Series intelligent plug in smoke detectors are designed for both performance and aesthetics, and are direct replacements for the SK PHOTO Series detectors. A new modern, sleek, contemporary design and enhanced optical sensing chamber is engineered to sense smoke produced by a wide range of combustion sources in accordance with more stringent code standards. The SK PHOTO W Series detector sensitivity can be programmed in the control