48v Smoke Detector, Packaging Type : White

Uh 48v smoke detector in china, it is a safety detevice to prevention of fire. When it detects smoke, the detector sent a relay signal to fire alarm system to remind with led lit on. It used for telecom or china mobile's machine room or computer room of factory or electric power. Features: * 4 wire interconnection * 48v dc powered * frosting plastic * high sensitivity * to set nc or no description: * working voltage: dc48v * static current::