1 pcs : CPS-5449-120PM - Piezo Buzzers & Audio Indicators 54mm round, 49mm deep, 12 Vdc, 120 dB, Through Hole, Driving Circuit,

Sirens CUI Devices Sirens utilize piezo technology with a built-in driving circuit and offer through-hole, panel-mount, and wire-lead mounting styles. These piezo sirens feature sound pressure levels (SPLs) up to 120dB and rated frequencies from 2.5KHz to 4KHz. These piezo sirens offer a range of variable tones and sounds, including high-low, warble, melodic, continuous, and more. CUI Devices Sirens operate in a -40°C to +85°C temperature range and are ideal for security systems, medical devices, and industrial applications.