In summary, Mallory Sonalert’s alarms fit into a standard 22 mm panel hole, with 90 new ultra-compact audible alarm models available for industrial warning applications. These alarms feature three different sound levels: soft (65-75 dB), medium (75-85 dB), and loud (85-95 dB), making these the loudest 22 mm alarms on the market. Voltages range from 6 VDC to 120 VAC and six different sound tones are available. The ultra-compact package utilizes finger-proof safe euro-terminal connectors and is a perfect fit for Medical Applications, Industrial Controls, Cooking Equipment, and Water Treatment Operations. Approvals include cUL, NEMA 4X, and IP-66.