Atlas APF-15TU-USA Flanged Emergency Horn Speaker with 15-Watt 25V/70V Transformer

The APF-15TU-USA voice control speaker is equipped with a compression driver to provide up to 15 Watts of continuous power handling, superior intelligibility and audio conversion efficiency for maximum sound projection and penetration. The APF-15TU-USA may be flush mounted or recessed directly into interior/exterior walls or ceilings. Recessed installation may be accomplished by mounting speakers into a 51&frasl,2inch deep opening or recessed enclosure. Units will work with AtlasIED L20 Series grilles, enclosures and mounting rings (refer to ATS003855). Accessory mounting kits Model MK-2 or FAMT-6 can be used to mount speakers into 8inch diameter baffles. The unit includes a built-in 25/70.7V Vari-Tap transformer featuring a screw-driver adjustable, 7-position watt/impedance selection switch. Magnet assembly is equipped with self-aligning field replaceable diaphragm. Wiring terminals are protected with a vandal-resistant adapter cover for control equipment utilizing cable or conduit. The unit is finished in grey baked epoxy. The APF-15TU-USA meets or exceeds UL Standard 1480 for Fire Protective Speakers and are capable of operating within an ambient temperature range of 70C (158F) to -40C (-40F). The all-metal, environment-resistant construction and re-entrant acoustic path assure protection against water, humidity, vermin, physical abuse, and corrosion. The unit is also California State Fire Marshal Listed. Additionally, the APF-15TU-USA complies with Buy American Act standards.