Circuit Buzzer 3-24V 90dB Sounder 23mm
SFM-20-B buzzer is a mini piezo buzzer that you can use with 3-24V DC. Its diameter is 23mm and its height is 12mm. According to the given voltage value, it produces a sound higher than 90 dB. Recommended operating voltage is 12V.
Technical Specifications:
- Model Number: SFM20B
- Recommended Operating Voltage: 12VDC
- Operating Voltage: 3 ~ 24 V
- Sound: 90dB Min
- frequency: 3000±500Hz
- tone: continuous
- current: 12mA Max
- weight: 4g
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