{"title":"Multiport Serial Adapters","description":"\u003cp\u003eExpand your system's connectivity with multiport serial adapters designed to link multiple legacy devices, such as industrial controllers or POS systems, to a single computer. These adapters offer reliable RS-232, RS-422, or RS-485 communication while simplifying cable management through internal PCIe cards or external USB hubs.\u003c\/p\u003e","products":[{"product_id":"startech-com-4-port-pci-express-rs232-serial-adapter-card-pcie-to-serial-db9-rs-232-controller-card-16950-uart-windows-linux","title":"StarTech.com 4-port PCI Express RS232 Serial Adapter Card - PCIe to Serial DB9 RS-232 Controller Card - 16950 UART - Windows\/Linux","description":"This PCI Express RS232 serial adapter card lets you add four RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot, as if they were native serial ports. The 4 port PCIe serial card enables you to interact with serial devices, such as card readers, printers, PIN pads, and modems, at speeds of up to 921.6Kbps. Maximum Compatibility  \u003cp\u003eWith broad OS support, including for Windows and Linux, this multiport PCI E serial card is easy to integrate into mixed environments. The card comes pre-configured with a full-sized bracket, and includes an optional low-profile bracket, so installation is easy regardless of the case form factor. This expansion card is a direct replacement for PEX4S952.  \u003c\/p\u003e \u003cb\u003eExperience Optimal Technology \u003c\/b\u003e \u003cp\u003eThis PCIe to serial adapter supports the following features: \u003c\/p\u003e \u003cul\u003e \u003cli\u003eIndustry standard 16950 UART compatible \u003c\/li\u003e \u003cli\u003eSupports max baud rate of up-to 921.6Kbps \u003c\/li\u003e \u003cli\u003eProvides 5\/12V power output on Pin 9 when external power is connected \u003c\/li\u003e \u003cli\u003e256-byte depth FIFO cache per transmitter and receiver \u003c\/li\u003e \u003cli\u003eSupports 9, 8, 7, 6, 5 data bits (one per port) \u003c\/li\u003e \u003cli\u003eAsix AX99100 chipset \u003c\/li\u003e \u003cli\u003eBase PCI Express 1.1 compliant \u003c\/li\u003e \u003c\/ul\u003e \u003cb\u003eThe Choice of IT Pros Since 1985   \u003c\/b\u003e  \u003cp\u003eStarTech.com conducts thorough compatibility and performance testing on all our products to ensure we are meeting or exceeding industry standards and providing high-quality products to IT Professionals. Our local StarTech.com Technical Advisors have broad product expertise and work directly with our StarTech.com Engineers to provide support for our customers both pre and post-sales.  \u003c\/p\u003e \u003cp\u003ePEX4S953 is backed by a StarTech.com lifetime warranty and free lifetime technical support. \u003c\/p\u003e \u003cp\u003e More from the Manufacturer\u003c\/p\u003e \u003cp\u003e\u003ca id=\"gfk-spex-minisite\" rel=\"nofollow\" href=\"javascript:void(0)\" onclick=\"javascript:window.open('\/\/content.etilize.com\/mini-site\/en_ca\/1062450264.html','_blank','height=800,width=780,resizable=yes,scrollbars=yes,toolbar=no,menubar=no,location=no,directories=no,status=no');return false;\"\u003eMore from the Manufacturer\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4 PORT SERIAL CARD: Serial controller card w\/ 16950 UART based on ASIX AX99100, allows 4x DB9 ports w\/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer\u003c\/li\u003e\n\u003cli\u003eOPTIONAL CONFIGURABLE POWER: PCIe multiport serial card provides 12v, 5v, or none through pin 9 w\/up to 2A total; Each of the 4 ports are individually configurable; DB44 to 4x DB9 breakout cable incl\u003c\/li\u003e\n\u003cli\u003eSTANDARD PROFILE \u0026amp; LOW PROFILE BRACKET: PCI Express RS232 serial adapter card has standard bracket pre-installed \u0026amp; 1x low profile bracket incl for versatile install; Supports Windows XP and up \u0026amp; Linux\u003c\/li\u003e\n\u003cli\u003eVERSATILE APPLICATIONS: For standard profile desktop\/servers with uses in point of sale terminals, PLCs, control\/automation in factories, scientific sensors, medical equipment, scanners, oscilloscope\u003c\/li\u003e\n\u003cli\u003eSTARTECH.COM ADVANTAGE: IT professionals choice for over 30 years; PCI-e RS232 Serial expansion card is backed for life by StarTech.com, incl. free 24\/5 North America based multi-lingual tech support\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"StarTech.com","offers":[{"title":"Default Title","offer_id":45136567599289,"sku":"PEX4S953","price":118.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0274\/4490\/4014\/files\/1062450264_0740bfcd-d356-49c5-8800-5c0790194148.jpg?v=1770939555"},{"product_id":"startech-com-4-port-pci-express-pcie-serial-combo-card-2-x-rs232-2-x-rs422-rs485","title":"StarTech.com 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 \/ RS485","description":"\u003cp\u003eThe PEX4S232485 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 \/ RS485 lets you add two RS232, and two RS422\/485 serial ports to your PC through a PCI-Express expansion slot.\u003c\/p\u003e \u003cp\u003eThis PCI express serial card is a single card solution that is compatible with nearly any serial communication protocol, supporting RS-232, RS-422, RS-485 2-wire or RS-485 4-wire operating modes.\u003c\/p\u003e \u003cp\u003eA flexible solution for adding serial ports to full-sized, or small form factor systems, the 4-port serial card includes both low and full profile brackets while the included breakout cable helps to avoid cluttered connections.\u003c\/p\u003e \u003cp\u003eBacked by a StarTech.com lifetime warranty and free lifetime technical support.\u003c\/p\u003e \u003cp\u003e More from the Manufacturer\u003c\/p\u003e \u003cp\u003e\u003ca id=\"gfk-spex-minisite\" rel=\"nofollow\" href=\"javascript:void(0)\" onclick=\"javascript:window.open('\/\/content.etilize.com\/mini-site\/en_us\/1023915507.html','_blank','height=800,width=780,resizable=yes,scrollbars=yes,toolbar=no,menubar=no,location=no,directories=no,status=no');return false;\"\u003eMore from the Manufacturer\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4 port (2 x RS232, 2 x RS422\/485) serial combo card\u003c\/li\u003e\n\u003cli\u003eRS232 data transfer rates up to 460 Kbps\u003c\/li\u003e\n\u003cli\u003eSupports 2-Wire \/ 4-Wire RS485 modes\u003c\/li\u003e\n\u003cli\u003e256-byte deep FIFO per transmitter and receiver\u003c\/li\u003e\n\u003cli\u003eStandard and low-profile bracket included\u003c\/li\u003e\n\u003cli\u003eCompliant with PCI-Express Specification 1.0a\u003c\/li\u003e\n\u003cli\u003eSupports PCI Power Management 1.1\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"StarTech.com","offers":[{"title":"Default Title","offer_id":45138156945593,"sku":"PEX4S232485","price":153.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0274\/4490\/4014\/files\/234754826.jpg?v=1770942884"},{"product_id":"startech-com-16-port-pci-express-serial-card-low-profile-high-speed-pcie-serial-card-with-16-db9-rs232-ports-taa","title":"StarTech.com 16 Port PCI Express Serial Card, Low-Profile, High-Speed PCIe Serial Card with 16 DB9 RS232 Ports, TAA","description":"\u003cp\u003eThis PCI Express serial card adds 16 high-speed RS232 ports to your standard or low-profile desktop or server PC. This lets you maximize the number of available DB9 RS232 ports that are available for connecting your serial-based devices and equipment, while using only a single PCI Express (PCIe) slot. It's the perfect solution for adding the serial ports you need, even if your desktop PC or server only has a limited number of PCIe expansion slots.\u003c\/p\u003e  \u003cp\u003e\u003cb\u003eAdd 16 RS232 ports through one PCIe slot\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eYou can install the serial card to add 16 high-performance DB9 RS232 serial ports from a single PCIe slot. With two breakout cables of 8 ports each, the PCIe serial card maximizes the density of DB9 RS232 ports on a server or desktop computer. It's ideal for system upgrades in a wide range of applications, including manufacturing equipment, POS equipment, security devices such as surveillance cameras, and environment or building control systems.\u003c\/p\u003e  \u003cp\u003eThe serial card is compliant with PCI Express 1.0a specification, and it's compatible with 1x, 2x, 4x, 8x and 16x PCI Express slots.\u003c\/p\u003e  \u003cp\u003e\u003cb\u003eHigh-speed serial communication\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eThe PCIe serial card delivers high-performance, high-speed serial communication, with support for data transfer rates of up to 921.6 Kbps.\u003c\/p\u003e  \u003cp\u003e\u003cb\u003eEasy installation\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eThe serial card is easy to install and configure, and compatible with Windows® only. The card features IRQ sharing and supports plug-and-play serial device connections, which makes it convenient and easy to connect serial devices. It includes a low-profile bracket (installed), and a full-profile bracket (included in the package), making it compatible with both low profile and full profile PC chassis slots.\u003c\/p\u003e \u003cp\u003e\u003ca id=\"gfk-spex-minisite\" rel=\"nofollow\" href=\"javascript:void(0)\" onclick=\"javascript:window.open('\/\/content.etilize.com\/mini-site\/en_ca\/1039041940.html','_blank','height=800,width=780,resizable=yes,scrollbars=yes,toolbar=no,menubar=no,location=no,directories=no,status=no');return false;\"\u003eMore from the Manufacturer\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHex nuts included for optional screw or nut DB9 interface\u003c\/li\u003e\n\u003cli\u003eData Bits: 5, 6, 7, or 8-bit characters\u003c\/li\u003e\n\u003cli\u003e+\/-15kV ESD protection\u003c\/li\u003e\n\u003cli\u003eSelectable power output (5V or 12V ) on pin 9 for the serial port\u003c\/li\u003e\n\u003cli\u003eFully compliant with PCI Express 1.0a\/1.1 specification, compatible with 1x, 2x, 4x, 8x, and 16x PCIe bus\u003c\/li\u003e\n\u003cli\u003eLow Profile bracket installed and Standard (Full) bracket included\u003c\/li\u003e\n\u003cli\u003eEnables high-speed serial communication with data transfer rates up to 921.6 Kbps\u003c\/li\u003e\n\u003cli\u003e16 DB9 RS232 ports from a single PCIe slot\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"StarTech.com","offers":[{"title":"Default Title","offer_id":45139853213881,"sku":"PEX16S550LP","price":428.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0274\/4490\/4014\/files\/234778465.jpg?v=1770945393"},{"product_id":"startech-com-8-port-pci-express-rs232-serial-adapter-card-pcie-to-db9-rs232-controller-card-16c1050-uart-15kv-esd-windows-only-taa","title":"StarTech.com 8-Port PCI Express RS232 Serial Adapter Card, PCIe to DB9 RS232 Controller Card, 16C1050 UART, 15kV ESD, Windows Only, TAA","description":"\u003cp\u003eAdd eight RS-232 DB9 serial ports to your desktop computer, through a PCIe expansion card slots. This PCI express serial card, with 8-port breakout cable, provides you with multiple ports to connect a wide variety of serial peripherals, at speeds of up to 921.4Kbps.\u003c\/p\u003e  \u003cp\u003e\u003cb\u003eConnect your Peripherals with 8 Serial Ports\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eThe PCI express serial port card makes it easy to add serial ports to connect your peripherals including printers, scanners, credit\/debit card readers, PIN pads and modems, industrial controls and more. The 8 port PCIe serial card includes a breakout cable - with 8 DB9 connectors.\u003c\/p\u003e  \u003cp\u003e\u003cb\u003eWindows Only\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eThis PCI Express card is only compatible with Windows and Windows server.\u003c\/p\u003e \u003cp\u003e\u003ca id=\"gfk-spex-minisite\" rel=\"nofollow\" href=\"javascript:void(0)\" onclick=\"javascript:window.open('\/\/content.etilize.com\/mini-site\/en_us\/1065233208.html','_blank','height=800,width=780,resizable=yes,scrollbars=yes,toolbar=no,menubar=no,location=no,directories=no,status=no');return false;\"\u003eMore from the Manufacturer\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e8 PORT SERIAL CARD: Serial controller card w\/ 16C1050 UART based on the Systembase SB16C1058PCI, w\/15kV ESD, 8x DB9 ports, bi-directional RS232 speeds up to 921.6Kbps per port \u0026amp; 256 byte FIFO buffer; Upgraded version of our popular card PEX8S952\u003c\/li\u003e\n\u003cli\u003eOPTIONAL CONFIGURABLE POWER: Multiport serial card provides 12v\/5v, or none on pin 9 w\/up to 3A total shared; 18\"\/48cm DB62 to 8x DB9 breakout cable incl; Hex nuts incl for opt screw\/nut DB9 interface\u003c\/li\u003e\n\u003cli\u003eWINDOWS ONLY: Full profile PCI-e 1x card and fully compliant w\/ PCI Express Base Specifications, Revision 1.0a\/1.1; Supports Windows (incl. XP and up) and Windows Server (2003 and up); For standard profile desktop\/servers\u003c\/li\u003e\n\u003cli\u003eVERSATILE APPLICATIONS: PCI Express RS232 serial adapter card for within point of sale terminals, PLCs, control\/automation in factories, scientific sensors, medical equipment, scanners, oscilloscope\u003c\/li\u003e\n\u003cli\u003eTECH SPECS: System Base SB16C1058PCI Chipset; 16C1050 UART compatible; 8x 9-Pin D-Sub Ports; Max Baud 921.6Kbps per port; 256 Byte FIFO; Supports Windows Only; None, Even, or Odd Parity Modes; 5\/6\/7\/8 Data Bits; RS-232 Protocol; Standard Profile Bracket\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"StarTech.com","offers":[{"title":"Default Title","offer_id":45141635432633,"sku":"PEX8S1050","price":215.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0274\/4490\/4014\/files\/234804808.jpg?v=1770948589"},{"product_id":"startech-com-4-port-pci-express-rs232-serial-adapter-card-pcie-serial-db9-controller-card-16950-uart-low-profile-windows-linux","title":"StarTech.com 4-port PCI Express RS232 Serial Adapter Card - PCIe Serial DB9 Controller Card 16950 UART - Low Profile - Windows\/Linux","description":"\u003cp\u003eThis PCI Express RS232 serial adapter card lets you add four RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot. The 4 port PCIe serial card enables you to interact with serial devices, such as card readers, printers, PIN pads, and modems, at speeds of up to 921.6Kbps. \u003c\/p\u003e \u003cb\u003eMaximum Compatibility \u003c\/b\u003e \u003cp\u003eWith broad OS support, including for Windows and Linux, this PCI E serial card is easy to integrate into mixed environments. The card comes pre-configured with low-profile brackets and includes optional full-profile brackets, so installation is easy regardless of the case form factor. This card is a direct replacement for PEX4S952LP.  \u003c\/p\u003e Experience Optimal Technology  \u003cul\u003e \u003cli\u003eThis PCIe to serial adapter supports the following features: \u003c\/li\u003e \u003cli\u003eCompatible with industry-standard 16950 UART \u003c\/li\u003e \u003cli\u003eSupports max baud rate of up-to 921.6Kbps \u003c\/li\u003e \u003cli\u003eProvides 5\/12V power output on Pin 9 when external power is connected \u003c\/li\u003e \u003cli\u003e256-byte depth FIFO cache per transmitter and receiver \u003c\/li\u003e \u003cli\u003eSupports 9, 8, 7, 6, 5 data bits (one per port) \u003c\/li\u003e \u003cli\u003eAsix AX99100 chipset \u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003ePCI Express 1.1 compliant \u003c\/p\u003e \u003cb\u003eThe Choice of IT Pros Since 1985   \u003c\/b\u003e  \u003cp\u003eStarTech.com conducts thorough compatibility and performance testing on all our products to ensure we are meeting or exceeding industry standards and providing high-quality products to IT Professionals. Our local StarTech.com Technical Advisors have broad product expertise and work directly with our StarTech.com Engineers to provide support for our customers both pre and post-sales.  \u003c\/p\u003e \u003cp\u003ePEX4S03LP is backed by a StarTech.com lifetime warranty and free lifetime technical support. \u003c\/p\u003e \u003cp\u003e More from the Manufacturer\u003c\/p\u003e \u003cp\u003e\u003ca id=\"gfk-spex-minisite\" rel=\"nofollow\" href=\"javascript:void(0)\" onclick=\"javascript:window.open('\/\/content.etilize.com\/mini-site\/en_ca\/1062450265.html','_blank','height=800,width=780,resizable=yes,scrollbars=yes,toolbar=no,menubar=no,location=no,directories=no,status=no');return false;\"\u003eMore from the Manufacturer\u003c\/a\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4 PORT SERIAL CARD: Serial controller card w\/16950 UART based on ASIX AX99100, allows 4x DB9 ports w\/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer; Upgraded version of our popular card PEX4S952LP\u003c\/li\u003e\n\u003cli\u003eOPTIONAL CONFIGURABLE POWER: PCIe multiport serial card provides 12v, 5v, or none through pin 9 w\/up to 2A total; Each of the 4 ports are individually configurable; DB44 to 4x DB9 breakout cable incl\u003c\/li\u003e\n\u003cli\u003eSTANDARD PROFILE \u0026amp; LOW PROFILE BRACKET: PCI Express RS232 serial adapter card has low profile bracket pre-installed \u0026amp; 1x standard bracket incl for versatile install; Supports Windows XP and up \u0026amp; Linux\u003c\/li\u003e\n\u003cli\u003eVERSATILE APPLICATIONS: For low\/standard profile desktop\/servers w\/ uses in point of sale terminals, PLCs, control\/automation in factories, scientific sensors, medical equipment, scanner, oscilloscope\u003c\/li\u003e\n\u003cli\u003eSTARTECH.COM ADVANTAGE: IT professionals choice for over 30 years; PCI-e RS232 Serial expansion card is backed for life by StarTech.com, incl. free 24\/5 North America based multi-lingual tech support\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"StarTech.com","offers":[{"title":"Default Title","offer_id":45142535635129,"sku":"PEX4S953LP","price":118.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0274\/4490\/4014\/files\/234825782.jpg?v=1770951523"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0274\/4490\/4014\/collections\/ltt-partners-multiport-serial-adapters-collection-frame.png?v=1778538651","url":"https:\/\/www.lttpartners.com\/collections\/multiport-serial-adapters.oembed","provider":"LTT Partners","version":"1.0","type":"link"}