| APM-TEC | Diameter (mm) | Height (mm) | Rated Voltage (Vp-p) | Max Voltage (Vp-p) | Resonance Frequency (Hz) | Minimum Sound Pressure Level (dBA) | CAPMacitance (pF) ± 30% | Housing Material | Termination |
| APM-PT27.709W | 27,7 | 2,85 | 9 | 40 | 4.000 | 85 at 10cm | 25000 ± 30% | Aluminum | WIRE |
