{"product_id":"usb-3-0-20-pin-to-usb-2-0-9-pin-motherboard-header-adapter-cable","title":"USB 3.0 20-Pin to USB 2.0 9-Pin Motherboard Header Adapter","description":"\n\u003ch2\u003eConnect USB 3.0 Devices to USB 2.0 Motherboard Headers — Effortlessly\u003c\/h2\u003e\n\u003cp\u003eUpgrade your PC build without replacing your motherboard. This compact \u003cstrong\u003eUSB 3.0 20-Pin to USB 2.0 9-Pin Motherboard Header Adapter Cable\u003c\/strong\u003e lets you connect USB 3.0 front-panel connectors (20-pin) directly to your motherboard's legacy USB 2.0 internal header (9-pin). It's the perfect low-cost solution for PC builders and upgraders who want to use newer cases or USB hubs with older motherboards.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Bridges USB 3.0 20-pin housing (male) to USB 2.0 9-pin female — ideal for connecting modern PC cases to older motherboards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eData Transfer Speed:\u003c\/strong\u003e Supports up to 480 Mbps when used with USB 2.0 header (USB 2.0 protocol speed)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Flexible:\u003c\/strong\u003e Approx. 16 cm (6.30 inches) cable length — long enough to route inside a standard PC chassis without clutter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug \u0026amp; Play:\u003c\/strong\u003e No drivers or software required — simply connect and go\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Made from high-quality plastic and copper conductors for reliable, long-lasting connections\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black — blends naturally inside any PC case\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eConnector A\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eUSB 2.0 9-Pin Female (Motherboard Header)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eConnector B\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eUSB 3.0 20-Pin Male (Front Panel \/ Device)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eApprox. 16 cm \/ 6.30 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eData Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eUp to 480 Mbps\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePlastic \u0026amp; Copper\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1 x Adapter Cable (no retail packaging)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis adapter is ideal for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePC builders using a newer \u003cstrong\u003eATX\/mid-tower case\u003c\/strong\u003e with a USB 3.0 front panel on an older motherboard with only a USB 2.0 9-pin internal header\u003c\/li\u003e\n  \u003cli\u003eSystem builders repurposing older motherboards with modern enclosures\u003c\/li\u003e\n  \u003cli\u003eAnyone needing a quick, affordable internal USB header adapter without replacing hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × USB 3.0 20-Pin Male to USB 2.0 9-Pin Female Adapter Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Accessories shown in product images (motherboard, case, etc.) are for illustration purposes only and are NOT included. Please allow ±1 cm measurement variance. Colors may vary slightly depending on your monitor settings.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-8m-displayport-to-hdmi-cable-4k-dp-adapter-pc-hdtv-projector\"\u003e1.8M DisplayPort to HDMI Cable 4K – DP Adapter for PC \u0026amp; TV\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/usb-c-to-hdmi-cable-1-8m-4k-macbook-laptop-phone\"\u003e1.8M USB-C to HDMI Cable 4K – MacBook, Laptop \u0026amp; Phone\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-12v-3-pin-pc-fan-power-extension-cable-26cm-cpu-gpu-cooler\"\u003e10-Pack 12V 3-Pin PC Fan Extension Cable 26cm – CPU GPU Cooler\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on USB standards and compatibility, visit the \u003ca href=\"https:\/\/www.nist.gov\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNational Institute of Standards and Technology (NIST)\u003c\/a\u003e for technical reference on interface specifications.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Will this USB 3.0 to USB 2.0 header adapter work with my motherboard?\u003c\/h4\u003e\n\u003cp\u003eA: This adapter is compatible with any motherboard that has a standard USB 2.0 internal 9-pin header. It converts the USB 3.0 20-pin front panel connector from your case or device into a 9-pin USB 2.0 connection. Please verify your motherboard has an available USB 2.0 9-pin internal header before purchasing.\u003c\/p\u003e\n\u003ch4\u003eQ: Will using this adapter reduce my USB transfer speed?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — since the adapter connects to a USB 2.0 motherboard header, data transfer speeds will be limited to USB 2.0 speeds (up to 480 Mbps), regardless of the connected USB 3.0 device. Full USB 3.0 speeds (up to 5 Gbps) require a USB 3.0 motherboard header.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this adapter require any drivers or software installation?\u003c\/h4\u003e\n\u003cp\u003eA: No. This is a purely passive plug-and-play hardware adapter. Simply connect the 20-pin end to your front-panel USB 3.0 connector and the 9-pin end to your motherboard's USB 2.0 internal header — no drivers or configuration needed.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the cable length, and will it fit inside my PC case?\u003c\/h4\u003e\n\u003cp\u003eA: The cable measures approximately 16 cm (6.30 inches), which is sufficient for routing inside most standard mid-tower and ATX PC cases. It is flexible and compact, designed for easy internal cable management.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Will this USB 3.0 to USB 2.0 header adapter work with my motherboard?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This adapter is compatible with any motherboard that has a standard USB 2.0 internal 9-pin header. It converts the USB 3.0 20-pin front panel connector from your case or device into a 9-pin USB 2.0 connection. Please verify your motherboard has an available USB 2.0 9-pin internal header before purchasing.\"}}, {\"@type\": \"Question\", \"name\": \"Will using this adapter reduce my USB transfer speed?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — since the adapter connects to a USB 2.0 motherboard header, data transfer speeds will be limited to USB 2.0 speeds (up to 480 Mbps), regardless of the connected USB 3.0 device. Full USB 3.0 speeds (up to 5 Gbps) require a USB 3.0 motherboard header.\"}}, {\"@type\": \"Question\", \"name\": \"Does this adapter require any drivers or software installation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. This is a purely passive plug-and-play hardware adapter. Simply connect the 20-pin end to your front-panel USB 3.0 connector and the 9-pin end to your motherboard's USB 2.0 internal header — no drivers or configuration needed.\"}}, {\"@type\": \"Question\", \"name\": \"What is the cable length, and will it fit inside my PC case?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The cable measures approximately 16 cm (6.30 inches), which is sufficient for routing inside most standard mid-tower and ATX PC cases. It is flexible and compact, designed for easy internal cable management.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Electronics \u0026 Tech\", \"item\": \"https:\/\/oasis-select.com\/collections\/electronics-tech\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"USB 3.0 20-Pin to USB 2.0 9-Pin Motherboard Header Adapter\", \"item\": \"https:\/\/oasis-select.com\/products\/usb-3-0-20-pin-to-usb-2-0-9-pin-motherboard-header-adapter-cable\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"A","offer_id":47727496724585,"sku":"14:350852#A","price":6.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S6bbfa2a4501d42c7ab07fd85fe4ba779p.webp?v=1782662114","url":"https:\/\/oasis-select.com\/products\/usb-3-0-20-pin-to-usb-2-0-9-pin-motherboard-header-adapter-cable","provider":"Oasis Select","version":"1.0","type":"link"}