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.

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Mallory Sonalert Products Inc. PT-2728FPQ

AUDIO PIEZO TRANSDUCER 3-28V TH

4.07

DB Unlimited IE260424-2

ELECTRO-MECHANICAL INDICATOR

3.9

DB Unlimited IE260412-2

ELECTRO-MECHANICAL INDICATOR

3.9

DB Unlimited IE260406-2

ELECTRO-MECHANICAL INDICATOR

3.9

Mallory Sonalert Products Inc. PB-12N23MP-09Q

AUDIO MAGNETIC INDICATOR TH

3.82

Mallory Sonalert Products Inc. PB-12N23P-09Q

AUDIO MAGNETIC IND 7-11V TH

3.82

Mallory Sonalert Products Inc. PK-27A25WQ

AUDIO PIEZO INDICATOR 3-24V CHAS

3.68

DB Unlimited IP432912-3

PIEZO INDICATOR

3.58