Skip to content Skip to navigation menu
Please be aware that we are experiencing delivery delays. Our current SLA is 3-5 working days. We apologise for any inconvenience caused. If you should have any concerns, please speak to your Account Manager.

Startech, 2-Port PCIe Serial Card w/ 16C1050 UART

PEX2S1050 2-Port PCI Express Serial Card with 16C1050 UART - RS232
Please log in or create an account with Exertis to buy or see full details of our product
Add two high performance RS232 serial ports (DB9) to your low or full-profile computer, through a PCI Express slotThis PCI Express serial card adds two high-performance RS232 serial ports to your desktop computer or server, for connecting your serial-based devices and equipment.Convenient system upgrades through PCIeThe PCIe serial card can be installed into an available PCI Express slot, to provide two high-performance 16C1050 RS232 serial UART channels/ports. It offers a convenient solution for connecting modern or legacy equipment to newer computer systems that don't have RS232 ports. The serial card is compliant with PCI Express 1.0a specification, and it's compatible with 1x, 2x, 4x, 8x and 16x PCI Express slots.The 2-port PCIe serial card is ideal for system upgrades in a wide range of applications including manufacturing equipment, POS equipment, security devices such as surveillance cameras, card readers or access panels, and environment or building control systems.High-performance serial communicationThe PCIe serial card delivers high-performance serial communication, with support for data transfer rates of up to 460Kbps. The serial card provides CPU load decrease which helps ensure optimal system performance and prevent errors such as overruns by preserving resources. In addition, the dual-channel UART ensures smooth performance, even while both ports are in use.Easy installationThe serial card is easy to install and configure, with support for a broad range of Windows® operating systems. Plus, the card features IRQ sharing and supports plug-and-play serial device connections, guaranteeing convenient, hassle-free installation. It comes with a standard-profile bracket installed, and also includes an optional low-profile bracket.The PEX2S1050 is backed by a 2-year lifetime warranty and free lifetime technical support.
2-Port PCIe Serial Card w/ 16C1050 UART
Technical Reference
Product Summary
Manu Part #
CE, FCC, Microsoft WHQL
Weight & dimensions
120 mm
61 g
103 mm
20 mm
Packaging data
Package weight
149 g
Package width
143 mm
Package depth
174 mm
Package height
32 mm
Drivers included
Quick installation guide
Mounting brackets included
Operational conditions
Operating temperature (T-T)
-10 - 80 °C
Storage temperature (T-T)
-20 - 100 °C
Operating relative humidity (H-H)
5 - 85%
Logistics data
Master (outer) case length
69.1 cm
Master (outer) case width
35.6 cm
Master (outer) case height
31.9 cm
Quantity per master (outer) case
75 pc(s)
Technical details
Sustainability certificates
System requirements
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 Pro,Windows 10 Pro x64,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 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,Windows 95,Windows 98SE,Windows ME,Windows Vista Business,Windows Vista Business x64,Windows Vista Enterprise,Windows Vista Enterprise x64,Windows Vista Home Basic,Windows Vista Home Basic x64,Windows Vista Home Premium,Windows Vista Home Premium x64,Windows Vista Ultimate,Windows Vista Ultimate x64,Windows XP Home,Windows XP Home x64,Windows XP Professional,Windows XP Professional x64
Server operating systems supported
Windows Server 2008 R2,Windows Server 2012,Windows Server 2012 R2,Windows Server 2016,Windows Server 2019
Ports & interfaces
Host interface
Serial interface type
Output interface
Expansion card form factor
Full-height / Low-profile
Serial ports quantity
Full duplex
SystemBase - SB16C1052PCI
Baud rate
460.8 Kbit/s
FIFO (First In, First Out)
256 B
Flow control support
Data bits