{"product_id":"seagate-st31000640ss-internal-3-5-inch-hard-drive","title":"Seagate ST31000640SS Internal 3.5 Inch Hard Drive","description":"\u003cdiv\u003e\u003cp\u003eThe Seagate Barracuda ES.2 ST31000640SS is a 1 TB, 7200 RPM 3.5-inch internal hard drive designed for enterprise-class storage with dual-port SAS connectivity and a compact 16 MB cache for steady multi-user performance. Built for continuous operation in servers and storage arrays, it delivers up to 1287 Mb\/s of maximum internal transfer and up to 105 MB\/s sustained SAS transfer, with 8.5 ms read and 9.5 ms write seek times. The drive uses a dual-port SAS interface to support multipath I\/O, enhancing availability in high-demand environments. Power standards are around 12.5 W during typical operation and about 9 W at idle, while operating temperatures range from 5 to 55 C and non-operating temperatures reach −40 to 70 C; shock ratings are 63 Gs (operating) and 300 Gs (non-operating). Physical dimensions are 26.11 mm in height, 101.6 mm in width, and 146.99 mm in depth (roughly 1.02 x 4.00 x 5.78 inches), with an approximate weight of 0.68 kg. The ST31000640SS carries a 5-year limited warranty and an MTBF around 1.2 million hours, reflecting its enterprise-grade reliability for demanding workloads. In short, this Seagate drive pairs a 1 TB capacity with 7200 RPM performance, SAS 3Gb\/s interfaces, and dual-port design to deliver dependable throughput in data-centre storage, NAS, and server deployments requiring consistent access, resilience, and long-term chassis compatibility. \u003c\/p\u003e\u003c\/div\u003e","brand":"Seagate","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":46283524374762,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0716\/8039\/3450\/files\/GTG-STOCK-020.png?v=1788727428","url":"https:\/\/gtghardware.com\/products\/seagate-st31000640ss-internal-3-5-inch-hard-drive","provider":"GTG Hardware","version":"1.0","type":"link"}