【TDK】PB2320UP002A5,
【Crouzet】PB24,I/O 模块 I/O Mounting Board
PB-24,I/O MOUNTING BRD STANDARD 24POS
【Wiremold】PB240DCT,电源排插 120/240/120V HI-LEG Delta
【Soberton Inc】PB-2410-1,BUZZER 3.4KHZ 3-20VDC 86DB PCB
【Soberton Inc】PB-2410-2,BUZZER 3.4KHZ 3-20VDC 95DB PCB
【Soberton Inc】PB-2416-1,BUZZER 2.80KHZ 3-20VDC 85DB PCB
【Soberton Inc】PB-2416-2,BUZZER 2.80KHZ 3-20VDC 85DB PCB