STARTECH 

STARTECH 21050-PC-SERIAL-CARD PCIE DUAL SERIAL PORT CARD 16C1050 UART 5V/12V STATUS LIGHTS

Mfg Part Number:  21050-PC-SERIAL-CARD  
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Price: $89.99
Quantity:
In Stock: 1569
Last Updated: Sep 01, 2025
No Sales Tax except these states
, PO and Wire.

Add serial communication support to your desktop computer or Small Form Factor (SFF) system, using this two-port serial card. RS-232 (DB9) support enables control and communication with a serial peripheral device.

Legacy Connectivity

Install this card to enable the continued use of legacy serial devices, preventing down time and avoiding costly upgrades. The 2-port PCIe serial card is ideal for system upgrades in a wide range of applications for logistics, manufacturing, and freight sectors, and the IT industry, such as POS equipment, security systems, A/V installations, and more.

Connect with Ease

The RS-232 card features dual ports with 16C1050 UART support, 256-byte FIFO (transmit/receive), bi-directional speeds up to 921.6 Kbps per port, low-profile brackets are included for SFF systems, and serial port LED status lights. In addition, it supports Windows and Linux systems for maximum compatibility.

21050-PC-SERIAL-CARD is backed for 2-years by StarTech.com, including free lifetime 24/5 multi-lingual technical assistance.

More from the Manufacturer

More from the Manufacturer

Main Specification
General Information
Manufacturer StarTech.com
Manufacturer Part Number 21050-PC-SERIAL-CARD
Manufacturer Website Address http://www.startech.com
Brand Name StarTech.com
Product Name Two-port PCIe Serial Card
Product Type Serial Adapter
Technical Information
Host Interface PCI Express x1
Platform Supported PC
Platform Supported Linux
Interfaces/Ports
Number of Serial Ports (External) 2
Physical Characteristics
Form Factor Plug-in Card
Card Height Low-profile
Height 0.7"
Width 2.6"
Depth 2.6"
Weight (Approximate) 0 oz
Miscellaneous
Package Contents
  • Two-port PCIe Serial Card
  • 2 x Low-Profile Brackets
  • 1 x Quick-Start Guide
Environmentally Friendly Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)
Country of Origin Taiwan
Warranty
Limited Warranty 2 Year
Additional Warranty Information

2-years by StarTech.com, including free lifetime 24/5 multi-lingual technical assistance.

WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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