MSR414NR

Audio 12 4VDC 3200 to 4000 Through Hole

压电 指示灯，内部驱动 3 ~ 12mA 3.5kHz 88dB @ 4V，30cm 通孔 PC 引脚

得捷:
BUZZER PIEZO 23MM TH

艾睿:
Audio Indicator Piezo 4VDC 14VDC 12mA 75dBA 3200Hz to 4000Hz Through Hole Pin Bulk/Tray

Allied Electronics:
ALARM; 4 TO 14 VDC; 75 DBA MIN. @ 2FT. AND 4 VDC; PRINTED CIRCUIT BOARD;

富昌:
AUD SIG DEVICE 4-14VDC PCB

Electro Sonic:
Audio 12 4VDC 3200 to 4000 Through Hole