Due to Covid-19 virus there are fewer airplanes flying International routes. Thus, there is a HUGE delay on International orders shipped by USPS.
Currently there are no delays on International orders shipped by FedEx, UPS or DHL and you can select collect freight when placing your order.

Piezo Ultrasonic Air Transducer 40 Khz 18mm

SMATR18H40XLK3 - 2 Pc/Set
Manufacturer part number: SMATR18H40XLK3
Availability: Out of stock
$15.95
$12.99
$0.00
/2 Pcs Set
Condition: New

Part Number: SMATR18H40XLK3

Our Piezo Air Transducer is Water proof and it is Transmitter/Receiver on the same unit.

Housing Material: Aluminum
Dimensions: 18mm Diameter x 9 mm Height
Nominal frequency fr: 40 KHz
Wires/Connections: 28mm Wires
Sensitivity: =150mV (1*)
Directivity: X:120±10° Y:50±10°° (2*)
Capacitance: 1800pF±10% Pf (3*)
Max. Input Voltage: =140Vp-p
Test Condition: 25±3 °C 40~70% R.H.
Applications, among others, are: Distance Meter, Distance Sensor, Sound Detector, Robot Navigation, Send/Receive data

Notes: Echo Sensitivity =150mV, Decay Time =1.4ms
1* => Sensitivity: 1V/ſbar
2* => Directivity is a typical value. It can be changed by operating circuit and fixing method of the transducer.
3* => at 1KHz

Specification of products can change without notice.

 

Additional Notes:
Product tags