SC628FKR
BUZZER PIEZO 42.9MM PANEL MOUNT
压电 指示灯，内部驱动 4 ~ 12mA 2.9kHz 50dB @ 6V，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 6VDC 28VDC 12mA 56dBA 2400Hz to 3400Hz Panel Mount Bulk
Allied Electronics:
Panel Mount, 30mm Alarm w/screw terminals. Short Pulse, 6 - 28 VDC
MASTER:
Audio Indicator Piezo 6VDC 28VDC 12mA 56dBA 2400Hz to 3400Hz Panel Mount Bulk
