Audio 10VDC/10VAC 48VDC/48VAC 20mA 60dBA 1600Hz to 2200Hz Screw Panel Mount
压电 指示灯，内部驱动 4 ~ 20mA 2kHz 60dB @ 10V，61cm 面板安装 螺纹端子，快速连接片 - 0.250"（6.35mm）
得捷:
BUZZER PIEZO 42.98MM PNL MNT
艾睿:
Audio Indicator Piezo 10VDC/10VAC 48VDC/48VAC 20mA 60dBA 1600Hz to 2200Hz Panel Mount Screw Bulk
Newark:
# MALLORY SC648ADJ Transducer, Piezo, Alarm, Slow Pulse, 10 V, 48 V, 20 mA, 75 dBA
Electro Sonic:
Audio 10VDC/10VAC 48VDC/48VAC 20mA 60dBA 1600Hz to 2200Hz Screw Panel Mount