StarTech 4-Port RS-232 Serial Native PCIe Adapter Card with 16550 UART

StarTech 4-Port RS-232 Serial Native PCIe Adapter Card with 16550 UART

StarTech 4-Port RS-232 Serial Native PCIe Adapter Card with 16550 UART

B&H # STPEX4S553 MFR # PEX4S553
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Expected availability: 3-7 business days

Product Highlights

  • 4 x RS-232 Serial Ports
  • 128 Kb/s Data Transfer Rate
  • Native Single-Chip Design
  • 4 x Half-Height/Low-Profile Brackets
  • Built-In 16C450/550 Compatible UART
  • 128 Kb/s Baud Rate
  • 256-Byte FIFO Buffer
  • Windows 7, 8, XP, & Linux OS Compatible
  • Microsoft WHQL Certified
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StarTech PEX4S553 overview

  • 1Description

The 4-Port RS-232 Serial Native PCIe Adapter Card with 16550 UART from StarTech lets you add 4 RS-232 serial ports to any standard or small form factor computer through a PCIe expansion slot. Based on a native single-chip design, this adapter card allows you to harness the full capability offered by PCIe, while reducing the load applied to the CPU by as much as 48% over conventional bridge-chip serial cards. The RS-232 serial adapter card includes 4 half-height/low-profile brackets, allowing the card to be installed into almost any PC case, regardless of form factor.

Native single-chip, single lane PCIe chipset delivers true PCIe performance, up to 48% more efficient than bridge-chip designs
Standard and low-profile/half-height brackets included to ensure fitment in any system
Four high-speed RS-232 serial ports deliver data transfer rates up to 128 Kb/s
256-byte deep FIFO per transmitter and receiver
Built-in 16C450/550 compatible UART (Universal Asynchronous Receiver-Transmitter)
Compatible with PCIe base specification 1.1
POS retail applications in grocery stores, and any other retail store to control keyboards, cash drawers, receipt printers, card readers/card swipes, scales, and elevated displays on poles

Bank teller workstations in either full-profile or low-profile versions to control serial devices such as cash drawers, card readers/card swipes, printers, keypads/pinpads, and pen pads

Self-service automated machines and kiosks to control serial devices such as scales, touchscreens, magnetic card readers, bar code scanners, receipt printers, and label printers

Standard ATM automated teller machines to control keypads, receipt printer, card readers/card swipes, touchscreen LCD's, camera control, and more.

Used to control multiple surveillance/security cameras in parking structures and office buildings, among others.
UPC: 065030843553
In the Box
StarTech 4-Port RS-232 Serial Native PCIe Adapter Card with 16550 UART
  • 1 x Bracket with 2 DB-9 Male Ports
  • 4 x Low-Profile Brackets
  • Driver CD
  • Limited Lifetime Warranty
  • Table of Contents
    • 1Description

    StarTech PEX4S553 specs

    Interface Serial
    Card Type Standard profile
    Ports 4
    Bus Type PCIe
    Port Style Integrated on card
    Chipset ID ASIX/MosChip - MCS9904CV-AA
    Connector Type 1 x PCIe x1 male
    External Ports 4 x DB-9 (9-pin; D-Sub) male
    Serial Protocol RS-232
    Max Baud Rate 128 Kb/s
    Data Bits 5, 6, 7, 8
    FIFO 256 bytes
    Parity 5, 6, 7, 8
    OS Compatibility Windows 8 (32/64-bit), 7 (32/64-bit), Vista (32/64-bit), XP (32/64-bit)
    Windows Server 2008 R2, 2003 (32/64-bit)
    Operating Temperature 32 to 158°F (0 to 70°C)
    Storage Temperature -40 to 185°F (-40 to 85°C)
    Humidity 5~85% RH
    Compliance CE, FCC, and RoHS compliant
    Microsoft WHQL Certified Yes
    Physical Specifications
    Dimensions (L x W x H) 4.7 x 5.1 x 0.7" (119.3 x 129.5 x 17.7 mm)
    Weight 2.8 oz (79.3 g)
    Packaging Info
    Package Weight 0.55 lb
    Box Dimensions (LxWxH) 6.6 x 5.6 x 1.1"

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