Product overview
Stainless-steel enclosed transmitter / receiver pair
A 40 kHz SUS316 stainless-steel enclosed family with a 35° typical main beam for designs that need a metal protected face.
| Center frequency | 40.0 ±1.0 kHz |
|---|---|
| Bandwidth (-6 dB) | 1.5 kHz |
| Transmitting SPL | 110 dB min. |
| Receiving sensitivity | -70 dB min. |
| Capacitance at 1 kHz | 2900 pF ±20% |
| Maximum continuous drive | 15 Vrms |
| Main beam angle (-6 dB) | 35° typical |
| Housing | SUS316 stainless steel |
| Operating temperature | -30 to 70°C |
| Storage temperature | -40 to 80°C |
Listed models and configurations
- 400ET18S transmitter
- 400ER18S receiver
Catalog source: Specifications are transcribed from the 50-page Advantage TMS / Pro-Wave website catalog reviewed July 28, 2026. Values are typically stated at 25°C unless noted. Always request the current controlled datasheet, drawing, and revision before design release or purchase.