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ZyXEL OPNB-X00-AA-CU-A1光電轉換器
MOXA 串列埠供電 RS-232 轉 RS-422/485...
MOXA 1埠USB轉RS-422/485串列埠轉接器
MOXA 1埠USB轉RS-232/422/485串列轉接器
MOXA 1 port USB-to-Serial Hub ...
MOXA 2 Port USB-to-Serial Hub ...
MOXA 4 Port USB-to-Serial Hub ...
MOXA RS-232與RS-422/485雙向轉換器