BUZZER PIEZO 23MM RADIAL
压电 指示灯，内部驱动 50mA 3.85kHz 85dB @ 20V，30cm 通孔 PC 引脚
得捷: BUZZER PIEZO 23X23MM TH
贸泽: Audio Indicators & Alerts 16to28Vdc Ld 85-95dB BIRD CHIRP
艾睿: Audio Indicator Piezo 16VDC 28VDC 50mA 85dBA Through Hole Pin Bulk
Mallory