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*Currently unavailable.* *We don't know when or if this item will be back in stock.*

Piezo, self drive with feedback, Mallory-Sonalert.
Resonant Frequency: 3.8 KHz ± 0.5
dB (Min) @ Res. Freq. 30cm. @ 12Vdc: 85
Operating Voltage (Vp-p): 3-28
D x H (mm): 24 x 4.5
Flange Mount (29mm center to center) - 3 wire

Datasheet in PDF