APM-TEC Diameter (mm) Height (mm) Voltage (VDC) Operating voltage (VDC) Resonance Frequency (Hz) *Minimum Sound Pressure Level  (dBA) Tone Housing material Termination
APM-PB43.512P-P 43,5 34,5 12 1.5 – 15 2,900 ± 500 90dB at 30cm Pulse ABS PLATE