Add 2 high-speed RS-232 serial ports to your PC through a PCI expansion slot
The PCI2S550 2 Port 16550 Serial Card can be installed in an available PCI slot to add two RS232 serial ports to your system. A cost-effective solution for connecting any new or legacy serial device, with data transfer rates of up to 115.2 Kbps.
The adapter card supports IRQ sharing and is perfect for connecting serial modems, POS devices, PDAs, digital cameras, printers, ISDN terminal adapters and more to your system.
The card can be connected in minutes through simple plug and play installation and is backed by a StarTech.com lifetime warranty and free lifetime technical support.
The StarTech.com Advantage
- Compatible with any PC running Windows, DOS or Linux for simple integration into your application - Data transfer rates of up to 115.2 Kbps for efficient serial device performance - Easy to install and use with full step-by-step instruction providing a hassle free serial solution
The electrical or electronic product contains little or no Hazardous Substances (RoHS). Any RoHS compliant product is tested for the presence of Lead (Pb), Cadmium (Cd), Mercury (Hg), Hexavalent chromium (Hex-Cr), Polybrominated biphenyls (PBB), and Polybrominated diphenyl ethers (PBDE). PBB and PBDE are flame retardants used in several plastics. For Cadmium and Hexavalent chromium, there must be less than 0.01% of the substance by weight. For Lead, PBB, and PBDE, there must be no more than 0.1% of the material. Any RoHS compliant component must have 100 ppm or less of mercury and the mercury must not have been intentionally added to the component.
Ports & interfaces
Serial ports quantity
Serial interface type
Mean time between failures (MTBF)
CE, FCC, TAA, REACH
ASIX - MCS9835CV
FIFO (First In, First Out)
Operating temperature (T-T)
-10 - 70 °C
Storage temperature (T-T)
-40 - 85 °C
Operating relative humidity (H-H)
5 - 85%
Windows operating systems supported
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 2000,Windows 2000 Professional,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 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,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 Vista x64,Windows XP,Windows XP Home,Windows XP Home x64,Windows XP Professional,Windows XP Professional x64
Linux operating systems supported
Server operating systems supported
Windows Server 2003,Windows Server 2003 x64,Windows Server 2008 R2,Windows Server 2012,Windows Server 2016,Windows Server 2019
Other operating systems supported
Windows Embedded POSReady 2009,Windows Embedded Standard 2009,Windows XP Embedded