Alarms, Buzzers, and Sirens

Alarms, Buzzers, and Sirens are devices that produce an audible signal usually like a steady high-pitched hum that is encased within a molded housing. The characteristics are driver circuitry, input type, voltage rated, voltage range, frequency, technology, operating mode, current supply, and port location. The technology is electromechanical, magnetic, piezo, and piezo (with feedback) with a frequency from multiple, 200Hz to 8kHz.

Part Number Manufacturer Description Quantity Price Option
SMT-0825-S-2-R PUI Audio, Inc. AUDIO MAGNETIC XDCR 2.5-4.5V SMD 1671 $0.00
SMT-1028-T-2-R PUI Audio, Inc. AUDIO MAGNETIC XDCR 3-4.6V SMD 1340 $0.00
CEM-1612 CUI, Inc. AUDIO MAGNETIC XDCR 6-18V TH 10407 $1.50
SMT-2240-TW-2-R PUI Audio, Inc. AUDIO PIEZO TRANSDUCER 1-30V SMD 363 $0.00
AT-1228-TT-R PUI Audio, Inc. AUDIO MAGNETIC XDCR 1-1.7V TH 1306 $1.41
WST-1201UX Soberton, Inc. AUDIO MAGNETIC XDCR 1.4-2V TH 12695 $1.41
ST-04BL Soberton, Inc. AUDIO MAGNETIC XDCR 4-6V SMD 9670 $0.00
AST1628MATRQ Mallory Sonalert Products Inc. AUDIO PIEZO TRANSDUCER 1-25V SMD 2343 $0.00
ST-1411 Soberton, Inc. AUDIO MAGNETIC XDCR 2-4V SMD 1140 $0.00
CST-911RP-A CUI, Inc. AUDIO MAGNETIC XDCR 1-2V TH 3111 $1.30