4-port RS-422/485 Universal PCI serial board, (includes DB25 male cable)
4-port RS-422/485 Universal PCI serial board, (includes DB9 male cable)
4-port RS-422/485 Universal PCI serial board with optical isolation, 0 to 55°C
4-port RS-422/485 PCI serial board, optical isolation, (with DB25 male cable)
4-port RS-422/485 PCI serial board, optical isolation, (includes DB9 male cable)
4-port RS-422/485 PCI serial board with optical isolation, -40 to 85°C
4-port RS-422/485 Universal PCI serial board, -40 to 85°C operating temperature