STI-1210A SKU STI-1210A-2658 Horn/Strobe Damage Stopper w/Enc Bkbx, 4'' Deep Please log in to see price or purchase this item Request an account Line Comment Special Price Features:Protective polycarbonate cover for horn/strobe units4 inch deep enclosed back boxEasy access for serviceUL/cUL Listed, MEA 49-00-E, ADA CompliantSee install for Light Derating Factor3 year guarantee