| Sign In | Join Free | My burrillandco.com |
|
Fire alarm bell FS-B01 Fire Alarm Bell Specification: 1.Base Material: a>Iron Base Size:100mm/150mm b>Aluminium Base Size:150mm/200mm 2.Operating Voltage:Dc24v/220v 3.Working Current:25ma 4.Audio Alarm:95db...
... (a piezo transducer). A Piezo transducer can produce the sound for panel mount buzzers, household goods, medical devices and even very loud sirens. When a lower frequency is required, an electromagnetic buz...