Simplex 49SO-APPLW

The Simplex 49SO-APPLW is a Wall Mount Addressable Speaker (S/O) notification appliance. This speaker uses a Simplex fire alarm control unit (FACU) IDNAC signaling line circuit (SLC) to individually power, address and control the Simplex 49SO-APPLW. Install wall mount indoor and addressable S/O notification appliances on standard 4 inch square 2 1/8 inch deep USA electrical boxes for flush installations, provided by others, or surface or weatherproof (WP) backboxes.