Features:6" gong sizes Low power drain for efficient operation over long wire runs Completely assembled Weatherproof Diode Polarized Models available for use in electrically supervised circuitsHazardous location AC vibrating bells produce a distinctive loud and clear ringing sound that is free of mechanical clatter. The striker continues to strike the gong in rapid-fire action as long as current is applied. Mounts to any solid surface using 3/8" (10mm) fasteners. Units fitted with a sealing fitting for 3/4" (19mm) conduit and wire leads for power connections. Specified for timing scheduling paging and general alarm applications in: Refineries gasoline storage and dispensing areas Petrochemical manufacturers Spray paint areas Aircraft hangers Grain dust areas in granaries and flour mills and Industrial firms using flammable liquids.Product Specifications DESCRIPTIONVibrating Bell MANUFACTURERS PART NUMBER435EX-6E1 VOLTAGE12 BRANDEdwards Signaling¢ RMS CURRENT0.52 GONG SIZE INCHES6 LED COLORSGray