FDM-1 is a standard-sized dual monitor module used to monitor and supervise two independent two-wire Style B (Class B) dry-contact initiating device circuits (IDCs) at two separate, consecutive addres
System Sensor i3™ sounder and relay smoke detectors apply the guiding principles of installation ease, intelligence, and instant inspection in a series of specialty conventional devices.
The L-PCP20A offers reliable operations over a longer operating life, thanks to its robust ABS grille. Its coaxial design provides wider frequency range than many other speakers. Easy to connect and i
HN-A500I is a high efficient 500W Power/Booster amplifier provides audio signal amplification for public address and voice alarm system, It is reliable, efficient and light in weight.