| APM-TEC | Diameter | Construction | Using method | Nominal Frequency | S P L | Sensitivity | Directivity | Capacitance | Detectable range | Operating Temperature | Housing material |
| mm | Hz | dB | pF | m | ℃ | ||||||
| APM-USW1840TR-01 | 18 | Water proof | Dual Use | 40K | ≥100(10V/30cm/sine wave) | ≥-70dBV/μMbar | 100deg | 2200±20%@1KHz | 0.2…4 | -30….+85 | Al |
