StarTech 4 Port RS232 PCIe Serial Card with 16650 UART

StarTech ★ 3.3/5 · ItemOracle Score Mid-Range

$40 USD
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StarTech.com 4 Port RS232 Mini PCI Express Serial Card w/ 16650 UART (MPEX4S552)

Four RS232 ports with high-speed data transfer, featuring 16650 UART and 256-byte FIFO. Includes 4x 30cm IDC to DB9 cables. Suitable for PCI Express systems

Highlights

  • four high speed rs232 ports
  • 16650 uart performance
  • includes serial cables

Pros

  • four RS232 serial ports
  • high speed 16650 UART
  • 256-byte deep FIFO per transmitter and receiver
  • includes 4x IDC to DB9 cables
  • native single-chip PCI Express design

Cons

  • no customer sentiment details beyond 2 reviews
  • no explicit compatibility list beyond PCI Express reference
  • no bundled accessories beyond cables mentioned

Best For

  • industrial PC applications
  • legacy device integration
  • serial data collection
  • lab instrumentation
  • embedded system debugging
  • point-of-sale serial peripherals

Features

  • Four RS232 serial ports support data rates up to 921.6 kbps
  • Includes four 30 cm IDC to DB9 serial cables
  • Features a 16650 UART for serial communication
  • 256-byte deep FIFO per transmitter and receiver
  • Single-chip native PCI Express interface with one lane

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