855P-B20SE22 - 855P Panel Mount Sounder, Black Housing, 240V AC, 30 mm Small Enclosed Alarm, 72 dB output, 22.5 mm Mounting Hole

855P-B20SE22 - 855P Panel Mount Sounder, Black Housing, 240V AC, 30 mm Small Enclosed Alarm, 72 dB output, 22.5 mm Mounting Hole