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PCIe expansion card with two DB9 serial ports

Ruth's sister

Ruth's sister PCIe Dual Serial Expansion Card Chip AX99100 2 Port Industrial internal power cable

SKU CH-H1KD-1JPQK

Adds two industrial DB9 RS232 serial ports to a desktop PC via PCI Express using the AX99100 chip

  • Adds two RS-232 ports via AX99100 controller
  • PCIe interface fits standard desktop expansion slots
  • Industrial-grade DB9 connectors for reliable serial links
  • New condition, ready for immediate installation

Dual Serial PCIe Expansion Card

The AX99100 controller adds two DB9 COM ports to a desktop PC through a single PCI Express slot. It converts the bus signal to standard RS232 levels for industrial or legacy equipment.

For RS232 devices only

Buyers who need USB, parallel or other interfaces should look elsewhere. The card does not supply power to external devices and requires low-profile brackets not included in the package.

Highlights

  • Adds two RS-232 ports via AX99100 controller
  • PCIe interface fits standard desktop expansion slots
  • Industrial-grade DB9 connectors for reliable serial links
  • New condition, ready for immediate installation

Specifications

No published specifications for this item yet.

Questions about this item

How do I install the PCIe Dual Serial Expansion Card with AX99100 chip and connect the internal power cable?

Insert the card into an available PCIe slot on the motherboard, secure the bracket, then attach the internal power cable to the card's power connector before closing the case.

What maintenance will the DB9 COM RS232 ports on this AX99100 expansion card require over time?

Periodically check the DB9 port screws and cable connections for tightness, and clean dust from the card's gold fingers and bracket vents to maintain reliable serial communication.

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