{"id":33612,"date":"2020-02-06T21:18:00","date_gmt":"2020-02-07T02:18:00","guid":{"rendered":"https:\/\/serviceexpress.com\/uk\/resources\/understanding-data-centre-tiers-and-types-what-are-data-centre-tiers\/"},"modified":"2025-12-16T17:14:07","modified_gmt":"2025-12-16T17:14:07","slug":"understanding-data-center-tiers","status":"publish","type":"post","link":"https:\/\/serviceexpress.com\/uk\/resources\/understanding-data-center-tiers\/","title":{"rendered":"Understanding data centre tiers and types: What are data centre tiers?"},"content":{"rendered":"\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>Understanding data centre tiers and types helps IT teams differentiate between the productivity, uptime, construction and design offered by each level. The data centre tier classification system can be valuable for companies when analysing the best specifications to align with business and reliability goals.<\/p>\n\n\n\n<p>The four data centre types reflect varying specifications related to performance, redundancy, power sources, etc. With help from the tier classification system, companies can customise IT infrastructure to fit unique industry and compliance needs.<\/p>\n\n\n\n<p class=\"has-margin-bottom-xsmall\">Key takeaways:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"#what-are-data-center-tiers\">What are data centre tiers?<\/a><\/li>\n\n\n\n<li><a href=\"#what-are-the-differences-in-data-center-tier-levels\">What are the differences in data centre tier levels?<\/a><\/li>\n\n\n\n<li><a href=\"#why-are-data-center-tiers-important\">Why are data centre tiers important?<\/a><\/li>\n\n\n\n<li><a href=\"#what-s-the-right-data-center-tier-level-for-your-organization\">What&#8217;s the right data centre tier level for your organisation?<\/a><\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-columns has-margin-bottom-medium is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<h2 class=\"wp-block-heading has-margin-bottom-small has-large-font-size\" id=\"what-are-data-center-tiers\">What are data centre tiers?<\/h2>\n\n\n\n<p><a href=\"https:\/\/uptimeinstitute.com\/tiers\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">The Uptime Institute<\/a> established the tier classification system over 25 years ago to create transparency and consistent data centre standards. Using the tier guidelines, IT teams can select the relevant performance criteria for their data centre infrastructure.<\/p>\n\n\n\n<p>Even if you aren\u2019t seeking a certified tier level, it can be helpful to reference the standards as you consider how to structure your IT infrastructure to meet performance, redundancy and compliance requirements.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-margin-bottom-xsmall has-large-font-size\" id=\"what-are-the-differences-in-data-center-tier-levels\">What are the differences in data centre tier levels?<\/h2>\n\n\n\n<p class=\"has-margin-bottom-xsmall\">The main differences in each data centre tier are:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Availability<\/li>\n\n\n\n<li>Cost<\/li>\n\n\n\n<li>Efficiency<\/li>\n\n\n\n<li>Implementation time<\/li>\n\n\n\n<li>Paths for power<\/li>\n\n\n\n<li>Redundancy<\/li>\n\n\n\n<li>Security<\/li>\n\n\n\n<li>Sustainability<\/li>\n\n\n\n<li>Uptime<\/li>\n<\/ul>\n\n\n\n<p>It\u2019s up to the IT specialist to determine their preferred tier standard and which customisations they need to meet business objectives. As the level increases, so do the costs and uptime.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized has-margin-bottom-medium\"><img decoding=\"async\" data-src=\"https:\/\/serviceexpress.com\/wp-content\/uploads\/2021\/12\/Service-Express-Data-Center-Tiers-1024x826.jpeg\" alt=\"Data Center Uptime Chart by Tier Level | Service Express\" class=\"wp-image-23507 lazyload\" style=\"--smush-placeholder-width: 1024px; --smush-placeholder-aspect-ratio: 1024\/826;width:1024px;height:826px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-margin-bottom-small has-large-font-size\" id=\"the-new-tier-level-5-standard\">The new Tier 5\u00ae Platinum standard<\/h2>\n\n\n\n<p>In 2017, colocation and cloud service provider, <a href=\"https:\/\/www.switch.com\/switch-announces-new-tier-5-data-center-standard\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Switch<\/a>, revealed the first-ever <a href=\"https:\/\/www.switch.com\/tier-5\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Tier 5<\/a> data centre. This advanced data centre features heightened redundancy, long-term power capabilities, zero roof penetrations, physical and network security, 100% renewable energy use and more. To date, the Uptime Institute doesn\u2019t acknowledge Tier 5 data centres in their certification, but the <a href=\"https:\/\/www.switch.com\/tier-5\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">original creators<\/a> of the standards support the newest tier level.<\/p>\n\n\n\n<p>Industry experts have identified significant threats that affect colocation data centres, including water damage, earthquakes, insufficient security and more. While other data centre rating systems don\u2019t consider these elements, Switch created the Tier 5 standard to \u201creduce the lack of transparency and enhance the reliability of data centre rating standards.\u201d The new standard provides their customers increased service and security.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-margin-bottom-small has-large-font-size\" id=\"why-are-data-center-tiers-important\">Why are data centre tiers important?<\/h2>\n\n\n\n<p class=\"has-margin-bottom-small\">The tier classification system reinforces benchmarks to better align your company\u2019s fiscal and performance goals with new infrastructure investments. In many cases, this is viewed as the primary benefit. Tiers can be valuable for:<\/p>\n\n\n\n<div class=\"wp-block-columns has-margin-bottom-medium is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full has-margin-bottom-xsmall\"><img decoding=\"async\" data-src=\"https:\/\/serviceexpress.com\/wp-content\/uploads\/2022\/01\/uptime.png\" alt=\"Line Chart Icon\" class=\"wp-image-23638 lazyload\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-left has-margin-bottom-xsmall has-medium-font-size\" id=\"h-productivity-and-uptime\">Productivity and uptime<\/h3>\n\n\n\n<p class=\"has-text-align-left\">When customers rely on software for their business operations, they want reassurance that your data centre is redundant. This is especially important for companies that provide <a href=\"https:\/\/www.techtarget.com\/searchcloudcomputing\/definition\/Software-as-a-Service\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Software as a Service (SaaS).<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full has-margin-bottom-xsmall\"><img decoding=\"async\" data-src=\"https:\/\/serviceexpress.com\/wp-content\/uploads\/2022\/01\/credibility.png\" alt=\"Hardware Star Icon\" class=\"wp-image-23634 lazyload\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-left has-margin-bottom-xsmall has-medium-font-size\" id=\"h-credibility-and-compliance\">Credibility and compliance<\/h3>\n\n\n\n<p class=\"has-text-align-left\">A data centre tier certification proves your organisation\u2019s infrastructure is well-equipped to achieve company goals. Each tier is held to rigorous standards, and achieving tier certification puts your data centre under review and proves compliance \u2014 reassuring stakeholders that their investment is not at risk and that your facility meets their specifications.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full has-margin-bottom-xsmall\"><img decoding=\"async\" data-src=\"https:\/\/serviceexpress.com\/wp-content\/uploads\/2022\/01\/construction.png\" alt=\"Server Icon\" class=\"wp-image-23630 lazyload\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-left has-margin-bottom-xsmall has-medium-font-size\" id=\"h-construction-and-design\">Construction and design<\/h3>\n\n\n\n<p class=\"has-text-align-left\">A lot goes into designing a data centre, including establishing server locations, power sources, safety measures, etc. When building a new data centre or updating an existing one, you can use the tier classification system as a guideline for what elements to include in your system.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\">\n<h2 class=\"wp-block-heading has-margin-bottom-small has-large-font-size\" id=\"what-s-the-right-data-center-tier-level-for-your-organization\">What\u2019s the right data centre tier level for your organisation?<\/h2>\n\n\n\n<p class=\"has-margin-bottom-medium\">There isn\u2019t one right answer when creating the data centre that best serves your business. The process requires a large investment of time, strategy, skills and funds. However, understanding data centre tiers and types can help you ask your team, business leaders and vendor partners the right questions.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Understanding data centre tiers and types helps IT teams differentiate between the productivity, uptime, construction and design offered by each level. The data centre tier classification system can be valuable for companies when analyzing the best specifications to align with business and reliability goals.<\/p>\n","protected":false},"author":32,"featured_media":77200,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ep_exclude_from_search":false,"freeform":false,"hero_image_id":33090,"show_author":false,"table_of_contents":[],"footnotes":""},"categories":[737],"tags":[],"resource":[568],"class_list":["post-33612","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-it-infrastructure","resource-articles-insights"],"featured_image_src":"https:\/\/serviceexpress.com\/uk\/wp-content\/uploads\/sites\/5\/2024\/08\/Understanding-data-centre-tiers-and-types-What-are-data-centre-tiers-_Meta-Image.jpg","yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Understanding data centre tiers and types: What are data centre tiers? | Service Express UK<\/title>\n<meta name=\"description\" content=\"Understanding data centre tiers and types helps IT teams differentiate between the productivity, uptime, construction and design offered by each level. 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