PCI Card to Serial COM Port for RS232 serial, RS422 and RS485 serial applications. Add serial ports to your existing Desktop, Workstation, or Sever for growing application needs.

  • 1 Port PCI Express RS422/485

    Add-on Cards $74.95 Part No: SG-PCIE1S422485
  • 1 Port PCI-e to 4X PCI Slot Expansion Enclosure

    Add-on Cards $229.98 Part No: CGS-1PCIe4X
  • 2 Port PCI 422/485 w/ Isolation & Surge Suppression

    2 Port $149.98 Part No: SG-PCI2S422485IS
  • 2 Port PCI Express RS422/485

    2 Port $79.95 Part No: SG-PCIE2S422485
  • 2 Port PCI Express RS422/485 w/ Breakout Cable

    2 Port $99.95 Part No: SG-PCIE2S422485OCT
  • 2 Port PCI Express RS422/485 w/ Optical Isolation & Surge Suppression

    2 Port $139.95 Part No: SG-PCIE2S422485IS
  • 2 Port PCI RS422/485

    2 Port $99.95 Part No: SG-PCI2S422485
  • 2 Port PCI RS422/485 with Surge Suppression & Isolation

    2 Port $89.95 Part No: SG-PCI2S422485OCTIS
  • 2 Port PCIe RS422/485 Breakout Cable – Optical ISO & Surge Suppression

    2 Port $149.95 Part No: SG-PCIE2S422485OCTIS
  • 4 Port PCI Express RS422/485 w/ Breakout Cable

    4 Port $179.95 Part No: SG-PCIE4S422485OCT
  • 4 Port PCIe RS422/485 Breakout Cable – Optical ISO & Surge Suppression

    4 Port $299.95 Part No: SG-PCIE4S422485OCTIS
  • RS232 PCI Combo Expansion Module Box

    8 Port $219.95 Part No: PCIMODBOX232