Edwards Signaling 2459-WPB-W white weatherproof backbox

The Edwards 2447TH series is a low current, high decibel, high quality notification appliance intended for use in fire alarm applications. The horn is a self-synchronized, temporal signal that meets the requirements of NFPA 72. It is suitable for wall or ceiling mounting in outdoor or indoor applications. Both output level and sound pattern are field selectable. The unit comes factory set for a temporal signal with a 104 dB output.  

The 2447TH is designed for indoor or outdoor wall or ceiling mounting. For flush mounting use a standard 4" (102mm) square box. For surface mounting, use Cat No. 2459-SMB-R (red) or 2459-SMB-W (white) surface mount box. For weatherproof mounting, use weatherproof surface box Cat No. 2459-WPB-R (red) or 2459-WPB-W (white).  

The 2447TH electronic horn is an audible signaling appliances for installations that operate in conjunction with an installed fire alarm panel and detection devices.