The 2151 low-profile photoelectronic detector uses a state-of-the-art optical sensing chamber. This detector is designed to provide open area protection and to be used with compatible UL listed contro
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
6W flush-mounting system. Lightweight and easy to install, the HN-CL06 offers a wide frequency response for superlative voice and music reproduction, multiple power tapping options and a robust crash-