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.

---

Murata Electronics North America PKM22EPPH4002-B0

AUDIO PIEZO TRANSDUCER 30V TH

1.02

Soberton, Inc. PB-2211

AUDIO PIEZO INDICATOR 3-28V CHAS

2.4

PUI Audio, Inc. SMI-1027-TW-5V-R

AUDIO MAGNETIC IND 4-7V SMD

0

Mallory Sonalert Products Inc. AST1575BMATRQ

AUDIO PIEZO TRANSDUCER 1-30V SMD

0

Murata Electronics North America PKMCS1818E20A0-R1

AUDIO PIEZO XDCR 12V SMD

0

Mallory Sonalert Products Inc. ZT120LACTR30

AUDIO PIEZO IND 9-120V PNL MNT

67.46

Mallory Sonalert Products Inc. ZT028LACTR30

AUDIO PIEZO IND 20-28V PNL MNT

64.5

Mallory Sonalert Products Inc. ZT120LACTG

AUDIO PIEZO IND 9-120V PNL MNT

55.79