{"product_id":"wd-purple-wd44purz-4tb-surveillance-internal-hard-drive","title":"WD Purple WD44PURZ 4TB Surveillance Internal Hard Drive","description":"\u003cp\u003eThe WD Purple WD44PURZ is a surveillance-class hard drive engineered for 24\/7 recording in DVR and NVR systems. It handles the heat, vibration, and sustained workload of multi-camera installations where a standard desktop drive would fail. AllFrame technology reduces video frame loss, and it supports up to 64 HD cameras.\u003c\/p\u003e\u003ch5\u003eWhy This Product\u003c\/h5\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for 24\/7 surveillance, not desktop use\u003c\/strong\u003e — Engineered to withstand constant operation, heat fluctuations, and equipment vibrations in security system environments. A standard drive is designed for occasional use; this one runs all day every day.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAllFrame technology reduces frame loss\u003c\/strong\u003e — Exclusive firmware reduces dropped video frames during recording and playback, keeping your surveillance feed continuous and reliable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e180 TB\/year workload rating\u003c\/strong\u003e — Rated for three times the workload of a desktop drive, handling write-intensive, multi-stream recording typical of modern surveillance systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports up to 64 HD cameras\u003c\/strong\u003e — Flexible enough to handle single-stream recording from 64 cameras, giving you room to expand your security deployment without replacing the drive.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-year limited warranty\u003c\/strong\u003e — Backed by a 3-year limited warranty reflecting the drive's design for continuous operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch5\u003eAt a Glance\u003c\/h5\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin-bottom:10px;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eCapacity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e4TB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eForm factor\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e3.5-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eInterface\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eSATA 6 Gb\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eSequential read\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eUp to 175 MB\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eSpeed\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e5400 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eCamera support\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eUp to 64 HD cameras\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eWorkload rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e180 TB\/year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e3-year limited warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch5\u003eCompatibility\u003c\/h5\u003e\u003cul\u003e\n\u003cli\u003e✓ DVR and NVR systems: tested and certified for compatibility across a wide range of surveillance recorders.\u003c\/li\u003e\n\u003cli\u003e✓ Systems supporting 8 or more drive bays: rated for multi-bay enclosures up to 16 bays.\u003c\/li\u003e\n\u003cli\u003e✓ SATA 6 Gb\/s interfaces: standard connection on all modern surveillance recorders.\u003c\/li\u003e\n\u003cli\u003e✗ Desktop computers or general-purpose storage: not designed for intermittent-use environments; use a standard hard drive instead.\u003c\/li\u003e\n\u003cli\u003e✗ High-speed read-intensive workloads: optimized for write-heavy surveillance recording, not for applications requiring fast random access.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch5\u003eBest For \/ Trade-offs\u003c\/h5\u003e\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMulti-camera surveillance systems recording continuously\u003c\/li\u003e\n\u003cli\u003eInstallations with eight or more cameras where frame loss must be minimized\u003c\/li\u003e\n\u003cli\u003eLong-term video archival in DVR\/NVR environments\u003c\/li\u003e\n\u003cli\u003eVibration-prone locations such as vehicles or high-traffic facilities\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eTrade-offs:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePersonal computers or laptops:\u003c\/b\u003e designed exclusively for surveillance duty; unsuitable for general computing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh-speed gaming or content creation:\u003c\/b\u003e 5400 RPM and 175 MB\/s throughput are slower than desktop drives optimized for interactive workloads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFrequently accessed cold storage:\u003c\/b\u003e built for continuous sequential writes, not repeated small random reads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSystems requiring NVMe performance:\u003c\/b\u003e SATA interface limits throughput; NVMe drives are necessary for much higher speeds.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch5\u003eDescription\u003c\/h5\u003e\u003cp\u003eWD Purple drives are designed to meet the challenges of 24x7 video surveillance recording. These drives are engineered specifically for surveillance to help withstand the elevated heat fluctuations and equipment vibrations within NVR environments. An average desktop drive is built to run for only short intervals, not the harsh 24\/7 always-on environment of a high-definition surveillance system. With WD Purple drives, you get reliable, surveillance-class storage that's tested for compatibility in a wide range of security systems. Exclusive AllFrame™ technology helps reduce frame loss and improve overall video playback.\u003c\/p\u003e\u003cp\u003eWestern Digital's Exclusive AllFrame™ Technology — All WD Purple drives are equipped with AllFrame™ technology, which helps reduce video frame drops and improves video recording and playback.\u003c\/p\u003e\u003cp\u003eEnhanced Workload Ratings — WD Purple drives feature a workload rating of up to 180TB\/year — up to three times that of desktop drives — to handle the unique demands of mainstream video surveillance DVR and NVR systems.\u003c\/p\u003e\u003cp\u003eMultiple Cameras, Multiple Streams — Modern recorders now support multiple video streams per camera. WD Purple drives support up to 64 single-stream HD cameras. With so many options, you have the flexibility to upgrade or expand your security applications in the future.\u003c\/p\u003e\u003cp\u003eDesigned for Surveillance Solutions — With an MTBF of up to 1 million hours, WD Purple drives are engineered for mainstream surveillance DVRs and NVRs that operate 24\/7.\u003c\/p\u003e\u003cp\u003eWD Purple delivers smart video storage that you can trust and are backed by a 3-year limited warranty.\u003c\/p\u003e\u003ch5\u003eSpecifications\u003c\/h5\u003e\u003cp\u003e\u003cstrong\u003eDrive\u003c\/strong\u003e\u003c\/p\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin-bottom:10px;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eWD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eModel number\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eWD44PURZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eCapacity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e4TB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eForm factor\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e3.5-inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eInterface\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eSATA 6 Gb\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eRecording technology\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eCMR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003ePerformance\u003c\/strong\u003e\u003c\/p\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin-bottom:10px;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eRotational speed\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e5400 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eSequential read\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eUp to 175 MB\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eCache\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e128MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eCamera support\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eUp to 64 HD cameras\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eMaximum drive bays supported\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eWorkload rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e180 TB\/year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003ePower \u0026amp; environment\u003c\/strong\u003e\u003c\/p\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin-bottom:10px;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eLoad\/Unload cycles\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e300,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cstrong\u003eReliability\u003c\/strong\u003e\u003c\/p\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;margin-bottom:10px;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eMTBF\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e1 million hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eNon-recoverable read errors\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e\u0026lt;1 in 10¹⁴ bits read\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eFirmware feature\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003eAllFrame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;font-weight:bold;width:35%;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #ddd;\"\u003e3-year limited warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Western Digital","offers":[{"title":"Default Title","offer_id":55678306156920,"sku":"WDP-1733","price":228.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/9119\/7218\/files\/wd-purple-surveillance-hard-drive-4tb.png.wdthumb.1280.1280.webp?v=1790427825","url":"https:\/\/tech-syndicate.co.uk\/products\/wd-purple-wd44purz-4tb-surveillance-internal-hard-drive","provider":"Tech Syndicate","version":"1.0","type":"link"}