Aexit 12mm Dia Remote Controls Aluminum Housing 40KHz Ultrasonic TR Remote-Control Extenders Transmitter Receiver

The T40-12 matched pair ultrasonic transmitter and receiver respectively operated at 40KHz center frequency with 12mm 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.

• Product Name : Transmitter Receiver;Model : T R;Max. Input Voltage : 20Vrms
• Shock Impact : 50G;T40-12(Transmitter) : Center Frequency: 40KHz +/- 1KHzSound Pressure Level*4: 112dB(Min.)Attenuation of Sound Pressure Level: -10dB(Max.)Bandwidth: 5KHz(Min.);Receiver : Center Frequency: 40KHz +/- 1KHzSensitivity: -67dB/v/ubar(Min.)-6dB Directivity: 80 DegreeBandwidth: 5KHzCapacitance: 2500pF
• Operation Temperature : -30C to +80C;Operating Relative Humidity*1 : 10-90%;Storage Temperature : -40C to +90C
• Soldering Temperature : 240C;Body Size(Each) : 12 x 9.3mm / 0.47 x 0.36"(Dia.*T);Pin Size : 0.7mm x 6mm/0.028" x 0.24"(Dia.*L)
• Housing Material : Aluminum;Weight : 4g;Package Content : 1 Pair x Transmitter Receiver(The Transmitter)