{"product_id":"seagate-ironwolf-pro-st20000nt001-20tb-nas-hard-drive","title":"Seagate IronWolf Pro ST20000NT001 20TB NAS Hard Drive - 3.5-Inch SATA 6Gb\/s, CMR, 7200 RPM, 256MB Cache, 550TB\/Year (ST20000NT001)","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cstrong\u003eAlways-On Storage Built for Multi-Bay NAS at Scale\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e20TB of CMR capacity, a 7200 RPM spindle, a 256MB cache, and a SATA 6Gb\/s interface make the Seagate IronWolf Pro a workhorse for always-on network storage. It is rated for 550TB per year and up to 2.5 million hours MTBF, so it holds up under the round-the-clock demands of a busy NAS. Browse more \u003ca href=\"\/collections\/seagate\"\u003eSeagate\u003c\/a\u003e drives or other \u003ca href=\"\/collections\/hard-drives\"\u003ehard drives\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eBest Suited For\u003c\/h3\u003e\n\u003cp\u003eIronWolf Pro is engineered for commercial and enterprise multi-bay, multiuser NAS deployments running around the clock. AgileArray firmware adds dual-plane balancing and time-limited error recovery for dependable RAID behavior, while built-in rotational vibration sensors and dynamic fly-height technology keep performance steady when many drives spin together in one chassis. It is a natural fit for servers, workstations, and shared storage where teams store, share, and collaborate on large data sets over the network.\u003c\/p\u003e\n\u003ch3\u003eKey Capabilities\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20TB CMR, 7200 RPM:\u003c\/strong\u003e conventional magnetic recording with a 256MB cache and SATA 6Gb\/s for consistent NAS performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated for continuous duty:\u003c\/strong\u003e a 550TB per year workload rating and up to 2.5 million hours MTBF for always-on reliability.\u003c\/li\u003e\n\u003cli\u003eRotational vibration sensors and AgileArray firmware tuned for multi-bay RAID systems.\u003c\/li\u003e\n\u003cli\u003eIronWolf Health Management adds prevention, intervention, and recovery guidance to protect your data.\u003c\/li\u003e\n\u003cli\u003eBacked by a 5-year limited warranty and three years of complimentary Rescue Data Recovery Services.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat is the life expectancy of the Seagate IronWolf Pro?\u003c\/h3\u003e\n\u003cp\u003eSeagate rates the IronWolf Pro for up to 2.5 million hours mean time between failures and a 550TB per year workload, both aimed at continuous 24x7 operation. It carries a 5-year limited warranty, and IronWolf Health Management plus three years of Rescue Data Recovery Services add protection across that service life. Actual lifespan depends on workload, temperature, and how the drive is deployed.\u003c\/p\u003e","brand":"Seagate Technology","offers":[{"title":"Default Title","offer_id":52336415211704,"sku":"ST20000NT001","price":915.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/9110\/4952\/files\/1074563705_641ca39e-302c-4c90-a789-0583f29253c3.jpg?v=1764411052","url":"https:\/\/islandelectricalsupply.com\/products\/seagate-ironwolf-pro-st20000nt001-20tb-nas-hard-drive","provider":"Island Electrical Supply","version":"1.0","type":"link"}