Corrosion resistant electrostatic heat flowed powder epoxy gray finish
Fitted with factory sealed 1/2” (13mm) threaded pipe nipple for quick installation
Diode polarized versions for supervised circuits
Speaker swivels 180° vertically or horizontally depending on orientation of mounting bracket (5522MD-AW)
30” (762mm) wire leads
Horn frequency - 982 Hz
UL listed for Class I, Div. 1 and 2, Groups B, C and D