{"product_id":"wd6402aaex-00z3a0-new","title":"Part No: WD6402AAEX-00Z3A0 - Western Digital Caviar Black 640GB 7200RPM SATA 6GB\/s 64MB Cache 3.5-inch Hard Disk Drive","description":"\u003cp\u003eThe Western Digital Caviar Black WD6402AAEX-00Z3A0 is a 640GB 3.5-inch hard drive designed for high-performance desktop and workstation environments. It features a 7200 RPM spindle speed, SATA 6Gb\/s (SATA III) interface, and 64MB cache buffer, delivering sustained transfer rates suitable for demanding I\/O workloads. The drive is compatible with standard server and storage enclosures supporting 3.5-inch form factor HDDs and SATA connectivity. Typical applications include primary storage in performance-oriented workstations, secondary drive expansion in small-to-medium servers, archival systems, and test\/development environments where capacity and speed balance is prioritized over enterprise-class redundancy features. Not recommended for 24\/7 continuous operation or RAID deployments requiring enterprise-grade reliability specifications.\u003c\/p\u003e\u003cp\u003eTested and guaranteed—available via quote.\u003c\/p\u003e","brand":"Westren Digital","offers":[{"title":"New","offer_id":52794490814677,"sku":"WD6402AAEX-00Z3A0","price":172.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/4930\/9653\/files\/wd6402aaex-00z3a0__09410.1513198538.jpg?v=1765049496","url":"https:\/\/g5networkgroup.com\/products\/wd6402aaex-00z3a0-new","provider":"G5 Network Group","version":"1.0","type":"link"}