·Compact and light weight.

·High sensitivity and sound pressure.

·High reliability.

·Low power consumption.

·Parking meters

·Water level meters

·Intrusion Alarms

·Remote control devices

Part number: NU40A18TR-1

Construction: Water proof type

Using method: Dual use

Center frequency: 40.0±1.0KHz

Sound pressure level: 103dB min.

Sensitivity: -75dB min.

Capacitance: 1800Pf±20%

Ringing: 1.2ms max.

Maximum input voltage: 120Vp-p

Directivity deg: 70°±15° (-6dB)

Typical sensing range: 0.2~3m

Resolution:10mm               

Operating temperature: -40°C~+70°C

Storage Temperature: -40°C~+85°C

Housing Material: Aluminum