| Part number | NU40A25TR-1C |
| Construction | Water proof type |
| Using method | Dual use |
| Center frequency | 40.0±1.0KHz |
| Sound pressure level | 117dB min. |
| Sensitivity | -65dB min. |
| Capacitance | 2200Pf±20% |
| Directivity deg | 30° (-6dB) |
| Maximum input voltage | 160Vp-p |
| Ringing | 1.2ms max. |
| Operating temperature | -20°C~+70°C |
| Storage Temperature | -40°C~+80°C |
| Material | Aluminum |
After sale instructions
