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>> >> >> >> >> Pair Aluminum Housing 20V 40KHz Ultrasonic Transducer Sensor 16mm
Pair Aluminum Housing 20V 40KHz Ultrasonic Transducer Sensor 16mm

Pair Aluminum Housing 20V 40KHz Ultrasonic Transducer Sensor 16mm

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  • Item number:
  • a12043000ux0024
  • Price: $4.10
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Product Name Ultrasonic Transducer
Model No. TR40-16
Max. Input Voltage 20V
Shock Impact 50G

Center Frequency: 40KHz ± 1KHz

Sound Pressure Level*4: 120dB(Min.)

Attenuation of Sound Pressure Level: -10dB(Max.)

Bandwidth: 5KHz(Min.)


Center Frequency: 40KHz ± 1KHz

Sensitivity: -59dB/v/ubar(Min.)

-6dB Directivity: 55 Degree

Bandwidth: 5KHz

Capacitance: 2100pF

Operation Temperature -30°C to +80°C
Operating Relative Humidity 10-+90%
Storage Temperature -40°C to +90°C
Body Size(Each) 16 x 12mm / 0.63" x 0.47"(Dia.*T)
Pin Size

1mm x 9mm(Dia.*L)

Housing Material Aluminum
Weight 6g
Package Content 1 Pair x Ultrasonic Transducer(The Transmitter and the Receiver)


  • The T40-16 and R40-16 are matched pair ultrasonic transmitter and receiver respectively operated at 40KHz center frequency with 16mm diameter. This transducer utilizes the piezoelectric properties of engineering ceramic that provides high sound pressure and high sensitivity.
  • Features: high sound pressure, high sensitivity, air medium, aluminum housing.
  • Applications: auto switching, car obstacle avoidance, range finder, fluid level control, burglar alarm.
  • Note: the bottom of the transducer is marked with T, which stands for Transmitter, R stands for Receiver.
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