{"id":34383,"date":"2026-09-08T04:23:12","date_gmt":"2026-09-08T04:23:12","guid":{"rendered":"https:\/\/geektechsol.com\/index.php\/product\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\/"},"modified":"2026-09-08T04:23:24","modified_gmt":"2026-09-08T04:23:24","slug":"823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller","status":"publish","type":"product","link":"http:\/\/geektechsol.com\/index.php\/product\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\/","title":{"rendered":"823856-B21 HPE Smart Array NROC P408I-C SR 12GB\/S Modular Controller"},"content":{"rendered":"<p>823856-B21 Technical Specifications<\/p>\n<p>HPE Smart Array NROC P408I-C SR 12GB\/S Modular Controller<\/p>\n<p>Brand: HPE<\/p>\n<p>MPN : 823856-B21<\/p>\n<p>Type: Controller<\/p>\n<p>Sub-Type: SAS-SATA<\/p>\n<p>Technical Information<\/p>\n<p>Transfer Rate (Per Lane): 12GB\/S SAS \u2013 6GB\/S SATA<\/p>\n<p>Cache Size: 2GB Ddr4-2100<\/p>\n<p>Device Type: Modular Controller<\/p>\n<p>Interface: PCI-E 3.0 X8<\/p>\n<p>Physical Interface: PCI-E X8<\/p>\n<p>Form Factor: Type C Modular<\/p>\n<p>Interface Speed: PCI-E 3.0 X8<\/p>\n<p>Ports: Internal 8 SAS Lanes<\/p>\n<p>Raid Levels: 0, 1, 5, 6, 10, 50, 60, 1 Adm, 10 Adm<\/p>\n","protected":false},"excerpt":{"rendered":"<p>823856-B21 Overview<\/p>\n<p>12 Gb\/s SAS connectivity: This controller provides fast and reliable data transfers with 12 Gb\/s SAS connectivity.<\/p>\n<p>NROC (Non-Volatile Memory Express Read Cache) Technology: This feature provides high-speed data access with increased system performance and reduced latency.<\/p>\n<p>RAID support: This controller supports RAID levels 0, 1, 5, 6, 10, 50, and 60, allowing for various data protection options.<\/p>\n<p>Dynamic Smart Array: This feature provides a cost-effective solution for entry-level customers who require a combination of performance and capacity.<\/p>\n","protected":false},"featured_media":34384,"comment_status":"closed","ping_status":"open","template":"","meta":{"_acf_changed":false},"product_brand":[1318],"product_cat":[680,5445],"product_tag":[1094,356,324,264],"class_list":["post-34383","product","type-product","status-publish","has-post-thumbnail","product_brand-hpe","product_cat-controllers","product_cat-hpe-controllers","product_tag-controller","product_tag-pci-express","product_tag-sas","product_tag-sata","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>823856-B21 HPE Smart Array NROC P408I-C SR 12GB\/S Modular Controller - 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\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"823856-B21 HPE Smart Array NROC P408I-C SR 12GB\/S Modular Controller - Geek Tech Sol\" \/>\n<meta property=\"og:description\" content=\"823856-B21 Overview 12 Gb\/s SAS connectivity: This controller provides fast and reliable data transfers with 12 Gb\/s SAS connectivity. NROC (Non-Volatile Memory Express Read Cache) Technology: This feature provides high-speed data access with increased system performance and reduced latency. RAID support: This controller supports RAID levels 0, 1, 5, 6, 10, 50, and 60, allowing for various data protection options. Dynamic Smart Array: This feature provides a cost-effective solution for entry-level customers who require a combination of performance and capacity.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/geektechsol.com\/index.php\/product\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\/\" \/>\n<meta property=\"og:site_name\" content=\"Geek Tech Sol\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-08T04:23:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/geektechsol.com\/wp-content\/uploads\/2026\/09\/HPE-823856-B21.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\\\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\\\/\",\"url\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\\\/\",\"name\":\"823856-B21 HPE Smart Array NROC P408I-C SR 12GB\\\/S Modular Controller - Geek Tech Sol\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\\\/#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/HPE-823856-B21.jpg\",\"datePublished\":\"2026-09-08T04:23:12+00:00\",\"dateModified\":\"2026-09-08T04:23:24+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\\\/#primaryimage\",\"url\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/HPE-823856-B21.jpg\",\"contentUrl\":\"http:\\\/\\\/geektechsol.com\\\/wp-content\\\/uploads\\\/2026\\\/09\\\/HPE-823856-B21.jpg\",\"width\":800,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/geektechsol.com\\\/index.php\\\/product\\\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"http:\\\/\\\/geektechsol.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Shop\",\"item\":\"http:\\\/\\\/geektechsol.com\\\/index.php\\\/shop\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"823856-B21 HPE Smart Array NROC P408I-C SR 12GB\\\/S Modular Controller\"}]},{\"@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":"823856-B21 HPE Smart Array NROC P408I-C SR 12GB\/S Modular Controller - 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\/823856-b21-hpe-smart-array-nroc-p408i-c-sr-12gb-s-modular-controller\/","og_locale":"en_US","og_type":"article","og_title":"823856-B21 HPE Smart Array NROC P408I-C SR 12GB\/S Modular Controller - Geek Tech Sol","og_description":"823856-B21 Overview 12 Gb\/s SAS connectivity: This controller provides fast and reliable data transfers with 12 Gb\/s SAS connectivity. 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