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StarTech.com

StarTech.com 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, Standard or Low Profile Brackets, COM Retention, For Windows & Linux - TAA

1 offer · 1 shop · last checked 2026-10-29 20:18 (Europe/Berlin)

Host interface
PCIe
Output interface
Serial
Expansion card form factor
Full-height / Low-profile
Expansion card standard
PCI 2.0
Product image: StarTech.com 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, Standard or Low Profile Brackets, COM Retention, For Windows & Linux - TAA1 / 8

Delivered total

EUR 75,65

Sold by 0815 DE · 21050-PC-SERIAL-CARD · New

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1 live offer

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Observed item prices

0815 DE, one listing

This is the item price of one seller's listing, not a delivered total and not the best price across sellers.

Observed prices over time

Latest
EUR75,6529 Oct 2026
Lowest
Unchanged since 27 Oct 2026
Observed prices over time
DayLowestHighestLastChecks
29 Oct 2026EUR75,65EUR75,65EUR75,653
28 Oct 2026EUR75,65EUR75,65EUR75,653
27 Oct 2026EUR75,65EUR75,65EUR75,651

About this product

StarTech.com 2-Port PCI Express Serial Card, Dual Port PCIe to RS232 (DB9) Serial Card, 16C1050 UART, Standard or Low Profile Brackets, COM Retention, For Windows & Linux - TAA, PCIe, Serial, Full-height / Low-profile, PCI 2.0, RS-232, Yellow

Read the full source description

Baud Rate 921.6 Kbps per Port | 256-byte FIFO | PCIe 2.0 x1

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.

Text from Specs Icecat.

Specifications

37 specifications

Product data: Specs Icecat

GTIN
00065030894760
MPN
21050-PC-SERIAL-CARD
Ports & interfaces6
Host interface
PCIe
Output interface
Serial
Expansion card form factor
Full-height / Low-profile
Expansion card standard
PCI 2.0
Serial ports quantity
2
Serial interface type
RS-232
Design3
Internal
Yes
Product colour
Yellow
LED indicators
Activity
Features6
Chipset
ASIX - AX99100, ASIX - ZT3243LFEY
Baud rate
921.6 Kbit/s
FIFO (First In, First Out)
256 B
Data bits
5, 6, 7, 8, 9
Flow control support
Yes
Parity bit
Even, Mark, No, Odd, Space
Operational conditions3
Operating temperature (T-T)
0 - 55 °C
Storage temperature (T-T)
-40 - 75 °C
Operating relative humidity (H-H)
5 - 95%
System requirements3
Windows operating systems supported
Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64
Linux operating systems supported
Yes
Server operating systems supported
Windows Server 2016, Windows Server 2019
Technical details1
Compliance certificates
CE, RoHS
Weight & dimensions4
Width
65 mm
Depth
67 mm
Height
18 mm
Weight
51 g
Packaging data6
Mounting brackets included
Yes
Quick installation guide
Yes
Package width
144 mm
Package depth
212 mm
Package height
43 mm
Package weight
200 g
Logistics data5
Harmonized System (HS) code
84733020
Products per master (outer) case
50 pc(s)
Master (outer) case width
530 mm
Master (outer) case length
440 mm
Master (outer) case height
340 mm