Range of 29mm cut-out piezo audio indicators.
60-250V AC Fast Pulse Tone Piezo Audio Indicator 70-85dB
Removed
4-28V AC/DC Continuous Tone Piezo Audio Indicator 81dB Min
6-28V DC Fast Pulse Tone Piezo Audio Indicator 87dB Min
6-28V AC/DC Fast Pulse Tone Piezo Audio Indicator 68-80dB
6-28V DC Continuous or Fast Pulse Tone Piezo Audio Indicator 87db Min