The 3 Best RS422 PCIE cards (2023 reviews)

rs422 pcie cards
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Are you planning to buy rs422 pcie cards, and are you confused about the options ? You have come to the right page.

Our review process:

Our Top Picks:

Syba RS422 PCIE Card
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Startech RS422 PCIE Card
Buy: READ REVIEW

Startech Serial combo Card
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Syba RS422 PCIE Card

Syba RS422 PCIE Card
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We would, of course, be remiss if we didn't mention syba rs422 pcie card for daily usage.

Why We Like This:
  • Bi-directional speeds from 50bps to 16mbps/port
  • Custom baud rates supported with external clock or by programming internal pll
  • Delivers what they promise

Startech RS422 PCIE Card

Startech RS422 PCIE Card
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Startech has been making great card for years, thanks to a combination of clever design and appropriate materials. The PCI2S4851050 2-Port PCI Serial Adapter Card (RS422/RS485) with 161050 UART adds two DB9 RS422/RS485 serial ports, using a single PCI expansion slot. It comes with the included standard and low profile/half-height brackets, this pci serial expansion card suits a broad range of system form factors, and is a perfect addition for connecting rs422/485 serial devices to a host computer.

The PCI serial card offers a high performance 16C1050 UART and supports both 2-wire and 4-wire RS485 modes. The card delivers an efficient single.

Why We Like This:
  • New and hot release
  • Good brand reputation

Startech Serial combo Card

Startech Serial combo Card
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The startech serial combo card is the best suitable card on the market today. It fits in half height (full height bracket included) systems, and the pcie demands are modest. It allows the addition of multiple serial ports through a single pci express slot. The breakout cable gives you multiple connections of a couple varieties. It comes with a low profile and full size bracket and only takes one slot. It's physically sturdy.

The port serial card includes both low and full profile brackets to ensure fitment into a broad range of system form factors. It's perfect for easy to configure hardware for connecting to your older tech. It's also easy to install and works great.

Why We Like This:
  • Rs232 data transfer rates up to 460 kbps
  • A wonderful device for connecting newer pc's to older hardware
  • Dual profile pcie serial card adapter with breakout cable