Edwards Signaling 439D-10AW-R BELL 1O20-24VDC Red

ROUND VIBRATING GONG; 24 VDC; 0.085 AMPERE; SOUND INTENSITY 94 DB (ANECHOIC CHAMBER)/85 DB (REVERBERANT ROOM) AT 10 ft; 10 INCH DIA GONG SIZE; ALLOY STEEL GONG; OCTAGON BOX/SINGLE GANG BOX/SQUARE ELECTRICAL BOX/SURFACE MOUNTING; SIZE 3-15/32 INCH D