{"product_id":"sff-8654-4i-38pin-to-sff-8639-u2-data-cable-server-hpc","title":"SFF-8654 4i to SFF-8639 U.2 Data Cable for Servers \u0026 HPC","description":"\u003ch2\u003eSFF-8654 4i 38-Pin to SFF-8639 U.2 Data Cable for Servers \u0026amp; HPC\u003c\/h2\u003e\n\u003cp\u003eKeep your data center, high-performance computing (HPC) cluster, or enterprise storage system running at peak efficiency with this durable \u003cstrong\u003eSFF-8654 4i (38-pin) to SFF-8639 U.2 Data Cable\u003c\/strong\u003e. Engineered for professionals who demand reliable, high-speed connectivity between NVMe storage drives and server backplanes, this cable delivers stable, interference-resistant signal transmission in every deployment.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Hardware Compatibility:\u003c\/strong\u003e Designed to meet SFF-8654 and SFF-8639 (U.2) standards, ensuring seamless integration with a wide range of enterprise storage systems and servers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable PVC Construction:\u003c\/strong\u003e Built from high-quality PVC materials that are wear-resistant and interference-proof for long-lasting, stable transmission in demanding environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Space-Efficient:\u003c\/strong\u003e The slim, flexible design allows for easy routing in tight server chassis spaces — ideal for high-density rack deployments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug-and-Play Simplicity:\u003c\/strong\u003e No drivers or tools required — simply connect and get to work, saving valuable setup time for IT professionals.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Length Options:\u003c\/strong\u003e Available in approximately 50 cm (19.69 in) and 70 cm (27.56 in) to suit different rack and chassis configurations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIdeal for Enterprise Environments:\u003c\/strong\u003e Purpose-built for data centers, HPC applications, and enterprise-level storage solutions where cable management and reliability are critical.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSFF-8654 4i (38-pin) to SFF-8639 U.2\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePVC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~50 cm \/ 19.69 in  |  ~70 cm \/ 27.56 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOption Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSFF-8654 to SFF-8639 U.2  |  SFF-8654 8i to 2× U.2\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× SFF-8654 4i to SFF-8639 U.2 Data Cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please allow ±1 mm tolerance due to manual measurement. Colors may vary slightly from product images depending on your monitor settings.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What devices is this SFF-8654 to SFF-8639 U.2 data cable compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This cable is compatible with any server, workstation, or HPC system that features an SFF-8654 4i (38-pin) host connector, connecting it to storage drives or backplanes with SFF-8639 U.2 interfaces. It is widely used in enterprise storage arrays, NVMe U.2 SSDs, and data center environments.\u003c\/p\u003e\n\u003ch4\u003eQ: What lengths are available for this SFF-8654 to SFF-8639 cable?\u003c\/h4\u003e\n\u003cp\u003eA: The cable is available in two length options — approximately 50 cm (19.69 inches) and 70 cm (27.56 inches) — giving you the flexibility to choose the best fit for your server chassis or rack configuration.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this cable suitable for high-performance computing (HPC) and data center use?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. This SFF-8654 to U.2 data cable is specifically designed for enterprise-level storage solutions, HPC clusters, and data center deployments where stable, high-speed connectivity and efficient cable management are essential requirements.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What devices is this SFF-8654 to SFF-8639 U.2 data cable compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This cable is compatible with any server, workstation, or HPC system that features an SFF-8654 4i (38-pin) host connector, connecting it to storage drives or backplanes with SFF-8639 U.2 interfaces. 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This SFF-8654 to U.2 data cable is specifically designed for enterprise-level storage solutions, HPC clusters, and data center deployments where stable, high-speed connectivity and efficient cable management are essential requirements.\"}}]}\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:\/\/0dwbi8-fa.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"SFF-8654 4i to SFF-8639 U.2 Data Cable for Servers \u0026 HPC\", \"item\": \"https:\/\/0dwbi8-fa.myshopify.com\/products\/sff-8654-4i-38pin-to-sff-8639-u2-data-cable-server-hpc\"}]}\u003c\/script\u003e","brand":"Quake","offers":[{"title":"8654 to 8639 2xU.2 \/ China Mainland","offer_id":67580660121827,"sku":"14:29#8654 to 8639 2xU.2;200007763:201336100","price":72.77,"currency_code":"USD","in_stock":true},{"title":"8654 to 8639 U.2 \/ China Mainland","offer_id":67580660154595,"sku":"14:193#8654 to 8639 U.2;200007763:201336100","price":61.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0820\/9439\/1523\/files\/Sf8ffced99b4f450ea7f3f873704d5feeP.webp?v=1790394519","url":"https:\/\/quakegoods.com\/products\/sff-8654-4i-38pin-to-sff-8639-u2-data-cable-server-hpc","provider":"Quake","version":"1.0","type":"link"}