{"id":51085,"date":"2026-09-08T07:35:20","date_gmt":"2026-09-08T07:35:20","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\/"},"modified":"2026-09-08T07:35:31","modified_gmt":"2026-09-08T07:35:31","slug":"pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\/","title":{"rendered":"PEX2S953 StarTech.com 2-port PCI Express RS232 Serial Adapter Card"},"content":{"rendered":"<p>PEX2S953 Technical Specifications<\/p>\n<p>StarTech.com 2-port PCI Express RS232 Serial Adapter Card \u2013 PCIe to Dual Serial DB9 RS232 Controller<\/p>\n<p>Brand: StarTech.com<\/p>\n<p>Manufacturer: StarTech.com<\/p>\n<p>Network &#038; Communication<\/p>\n<p>Form Factor: Plug-in Card<\/p>\n<p>Host Interface: PCI Express 1.1 x1<\/p>\n<p>Connectivity<\/p>\n<p>Serial Ports (External): 2<\/p>\n<p>Technical Information<\/p>\n<p>UART Type: 16950<\/p>\n<p>Product Information<\/p>\n<p>Country of Origin: Taiwan<\/p>\n<p>Included Quantity: 1<\/p>\n<p>Platform Supported: Linux, PC<\/p>\n<p>Product Type: Serial Adapter<\/p>\n<p>Dimensions &#038; Weight<\/p>\n<p>Card Height: Low-profile<\/p>\n<p>Height: 0.6 inch<\/p>\n<p>Length: 3 inch<\/p>\n<p>Width: 2.5 inch<\/p>\n<p>Certifications &#038; Listings<\/p>\n<p>Environmentally Friendly: Yes<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PEX2S953 Overview<\/p>\n<p>This multiport PCI Express RS232 serial adapter card lets you add two RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot, as if they were native serial ports. The dual 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.<\/p>\n","protected":false},"featured_media":51086,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[679],"product_cat":[680,681],"product_tag":[682,356],"class_list":["post-51085","product","type-product","status-publish","has-post-thumbnail","product_brand-startech-com","product_cat-controllers","product_cat-startech-com-controllers","product_tag-controller-card","product_tag-pci-express","first","instock","shipping-taxable","purchasable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PEX2S953 StarTech.com 2-port PCI Express RS232 Serial Adapter Card - Geek Tech Sol<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/geektechsol.com\/index.php\/product\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PEX2S953 StarTech.com 2-port PCI Express RS232 Serial Adapter Card - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"PEX2S953 Overview This multiport PCI Express RS232 serial adapter card lets you add two RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot, as if they were native serial ports. The dual 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.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/geektechsol.com\/index.php\/product\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\/\" \/>\n<meta property=\"og:site_name\" content=\"Geek Tech Sol\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-08T07:35:31+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/StarTech.com-PEX2S953.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\\\/\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\\\/\",\"name\":\"PEX2S953 StarTech.com 2-port PCI Express RS232 Serial Adapter Card - Geek Tech Sol\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/StarTech.com-PEX2S953.jpg\",\"datePublished\":\"2026-09-08T07:35:20+00:00\",\"dateModified\":\"2026-09-08T07:35:31+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\\\/#primaryimage\",\"url\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/StarTech.com-PEX2S953.jpg\",\"contentUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/StarTech.com-PEX2S953.jpg\",\"width\":800,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/geektechsol.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"PEX2S953 StarTech.com 2-port PCI Express RS232 Serial Adapter Card\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/\",\"name\":\"Geek Tech Sol\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/geektechsol.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"PEX2S953 StarTech.com 2-port PCI Express RS232 Serial Adapter Card - Geek Tech Sol","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/geektechsol.com\/index.php\/product\/pex2s953-startech-com-2-port-pci-express-rs232-serial-adapter-card\/","og_locale":"en_US","og_type":"article","og_title":"PEX2S953 StarTech.com 2-port PCI Express RS232 Serial Adapter Card - Geek Tech Sol","og_description":"PEX2S953 Overview This multiport PCI Express RS232 serial adapter card lets you add two RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot, as if they were native serial ports. 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