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Edwards Signaling 872DPO AC & 873DPO DC Series are low-current, high decibel double projector vibrating horns for heavy-duty use. The double projector is designed for bi-directional signaling without decibel loss. Supplied complete with Adaptaplate for easy installation. Supplied Adataplate allows quick plug-in connection. Horn simply plugs into receptacle on mounting plate. Also mounts on any single gang, 3 1/4" (83mm), 3 1/2" (89mm), 4" (102mm) octagon, or 4" (102mm) square box. Used in industrial, commercial, and institutional applications for timing, paging, and alarm signaling. Typical applications include signaling equipment malfunction, security, and employee communication.
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