PYROTRONICS

Fire detection, monitoring and alarm systems, comprising heat detectors and sensors, smoke detectors and sensors, computer hardware and graphical user interface software for use in command centers, integrated circuit modules for monitoring, emergency signal transmitters in the nature of audible and visible notification appliances, multiplexers, fiber optics in the nature of fiber optic lines drivers, modems, transmitters and receivers for transmitting and receiving alarms, telephone apparatuses for emergency voice communication, radio receivers, namely remote station receivers, intercoms, power switches for waterflow; access control systems; printers; batteries; voltage surge suppressors, namely transient suppressors