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
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 HN-A660 efficiently delivers up to 660 Watts of clean, reliable audio for public address applications. Ruggedly designed, this power amplifer offers features like LED status indicators, speaker ou