TFM43. Component family: Piezo transmitter (buzzer) with built-in oscillator. External thickness [mm]: -. Manufacturer's product group: TFM43. Max temperature: +70°C.. Outside diameter [mm]: -. Resonance frequency: 4.7kHz. RoHS: yes. Sound pressure [dB @ mm]: -. Type of circuits: piezo. [V]: +15V. Quantity in stock updated on 12/11/2025, 21:08