{"id":2755,"date":"2026-04-10T14:53:44","date_gmt":"2026-04-10T14:53:44","guid":{"rendered":"https:\/\/shop.kuntraders.pk\/wp\/?post_type=product&p=2755"},"modified":"2026-04-10T14:53:44","modified_gmt":"2026-04-10T14:53:44","slug":"western-digital-wd-4tb-purple-surveillance-hdd","status":"publish","type":"product","link":"https:\/\/shop.kuntraders.pk\/wp\/product\/western-digital-wd-4tb-purple-surveillance-hdd\/","title":{"rendered":"Western Digital (WD) 4TB Purple Surveillance HDD"},"content":{"rendered":"

Product Description<\/h2>\n

The WD Purple 4TB Surveillance Hard Drive SWITCH<\/strong> is built specifically for video surveillance environments. It is engineered for continuous 24\/7 operation in DVR and NVR systems, making it ideal for medium to large CCTV installations in homes, offices, shops, and commercial buildings.<\/p>\n

It is optimized for high-write, always-on workloads<\/strong>, allowing multiple cameras to record simultaneously without frame loss or interruptions. WD Purple drives use AllFrame technology<\/strong>, which improves video streaming stability and reduces recording errors in surveillance systems.<\/p>\n

This drive is not a general-purpose desktop HDD\u2014it is designed specifically for security recording applications.<\/p>\n

\n

Specifications (Verified & Accurate)<\/h2>\n

\ud83d\udcbe Capacity & Interface<\/h3>\n
    \n
  • Capacity: 4TB<\/strong><\/li>\n
  • Form Factor: 3.5 inch<\/strong><\/li>\n
  • Interface: SATA III (6Gb\/s)<\/strong><\/li>\n
  • Cache: 64MB \/ 256MB (variant dependent)<\/strong><\/li>\n
  • Model family: WD40PURZ series<\/strong><\/li>\n<\/ul>\n
    \n

    \ud83d\ude80 Performance<\/h3>\n
      \n
    • Sustained Transfer Rate:<\/strong> up to ~175 MB\/s<\/li>\n
    • Designed for 24\/7 surveillance recording systems<\/strong><\/li>\n
    • Supports up to 64 HD cameras<\/strong><\/li>\n
    • Optimized for continuous video streaming (write-heavy workloads)<\/li>\n
    • AllFrame technology reduces frame drops and improves playback reliability<\/li>\n<\/ul>\n
      \n

      \ud83e\udde0 Reliability & Endurance<\/h3>\n
        \n
      • Built for 24\/7 always-on CCTV operation<\/strong><\/li>\n
      • Workload rating: up to 180TB\/year<\/strong><\/li>\n
      • MTBF: up to ~1 million hours<\/strong><\/li>\n
      • Designed for DVR\/NVR multi-drive environments<\/li>\n
      • Stable performance under continuous write conditions<\/li>\n
      • Optimized for vibration-heavy surveillance setups<\/li>\n<\/ul>\n
        \n

        \ud83d\udee0\ufe0f Physical & Environment<\/h3>\n
          \n
        • Operating Temperature: 0\u00b0C to 65\u00b0C<\/strong><\/li>\n
        • Standard 3.5\u201d SATA design<\/li>\n
        • Low power consumption for continuous operation<\/li>\n
        • Suitable for multi-bay DVR\/NVR systems<\/li>\n<\/ul>\n
          \n

          Key Features<\/h2>\n

          \u2714 4TB CCTV surveillance storage
          \u2714 Designed for 24\/7 DVR\/NVR systems
          \u2714 SATA III high-speed interface
          \u2714 Supports up to 64 cameras
          \u2714 AllFrame technology for stable video recording
          \u2714 Continuous write-optimized firmware
          \u2714 2-year warranty (as per your requirement)<\/p>\n

          \n

          Typical Use Cases<\/h2>\n

          \u2714 CCTV DVR recording systems
          \u2714 IP camera NVR setups
          \u2714 Shops, offices, and commercial buildings
          \u2714 Warehouses and industrial security systems
          \u2714 24\/7 continuous surveillance recording<\/p>\n","protected":false},"excerpt":{"rendered":"

          Short Description<\/h2>\n

          The WD 4TB Purple Surveillance HDD SWITCH<\/strong> is a 3.5-inch SATA hard drive designed for 24\/7 CCTV DVR and NVR systems, offering stable continuous recording performance, AllFrame technology, and support for up to 64 HD cameras in professional surveillance setups.<\/p>\n

          \n

          <\/h2>\n","protected":false},"featured_media":2756,"comment_status":"open","ping_status":"closed","template":"","meta":[],"pwb-brand":[46],"product_brand":[],"product_cat":[22],"product_tag":[],"class_list":["post-2755","product","type-product","status-publish","has-post-thumbnail","pwb-brand-wd","product_cat-hdd-ssd","first","instock","shipping-taxable","product-type-simple"],"brands":[{"id":46,"name":"WD","slug":"wd"}],"_links":{"self":[{"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/product\/2755","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/comments?post=2755"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/media\/2756"}],"wp:attachment":[{"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/media?parent=2755"}],"wp:term":[{"taxonomy":"pwb-brand","embeddable":true,"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/pwb-brand?post=2755"},{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/product_brand?post=2755"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/product_cat?post=2755"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/shop.kuntraders.pk\/wp\/wp-json\/wp\/v2\/product_tag?post=2755"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}