The 870 Series vibrating horns are low-current, high decibel, for heavy-duty use and are UL listed to NEMA 4X, NEMA 12 and NEMA 12K enclosure requirements. The die-cast box is suitable for outdoor use and has a durable, corrosion-resistant, electrostatic heat flowed powder epoxy gray finish. They may be used for indoor and outdoor applications.

Horn mounts on 3/4" NPT conduit or to any flat surface. Knockouts are located on the bottom and rear of the unit.