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Silver 3.5 inch bare hard drive with exposed circuit board

Western Digital

Western Digital WD6NPURX Purple NV 6TB 5400 RPM 64MB SATA 3.5" internal hard drive

SKU CH-2HH7-HYHS7 MPN WD6NPURX

A 6TB 3.5-inch SATA surveillance drive built for NVR systems supporting more than eight bays and up to 64 HD cameras

  • PackagingBare Drive
  • InterfaceSATA 6.0Gb/s
  • Capacity6TB
  • RPM5400 RPM
  • Cache64MB
  • FeaturesDesigned specifically for NVR surveillance system (and backw
  • Designed for NVR surveillance systems with backwards DVR compatibility
  • Supports more than 8 NVR bays and up to 64 HD cameras
  • 6TB capacity at 5400 RPM with 64MB cache for high workloads
  • SATA 6.0Gb/s interface in standard 3.5 inch form factor
  • Tarnish-resistant components built for harsh environments with 3-year warranty

6TB SATA surveillance drive

The Western Digital WD6NPURX is a 6TB 3.5-inch internal hard drive built for network video recorder systems. It supports more than eight NVR bays and up to 64 high-definition cameras, making it suitable for multi-camera security installations. The drive uses a SATA 6.0Gb/s interface and operates at 5400 RPM with 64MB cache. It is designed for continuous video surveillance workloads rather than general-purpose computing.

Sustained write workloads and power efficiency

Firmware is tuned for the constant sequential writes typical of surveillance recording, helping maintain steady throughput during 24/7 operation. The manufacturer highlights increased workload capability measured in terabytes per year alongside optimised power consumption. The 5400 RPM spindle speed reduces heat and acoustic output compared to faster desktop drives, which benefits enclosed NVR chassis with limited airflow.

Bare drive installation notes

The drive ships as a bare unit without screws, cables or documentation, so mounting hardware and a SATA data cable must be sourced separately. Standard 3.5-inch drive bays accept the 147mm length, 101.6mm width and 26.1mm height, but installers should verify bay depth and cable routing space in compact recorders. The SATA connector orientation follows the usual pattern, yet tight drive cages can still make cable attachment awkward.

Highlights

  • Designed for NVR surveillance systems with backwards DVR compatibility
  • Supports more than 8 NVR bays and up to 64 HD cameras
  • 6TB capacity at 5400 RPM with 64MB cache for high workloads
  • SATA 6.0Gb/s interface in standard 3.5 inch form factor
  • Tarnish-resistant components built for harsh environments with 3-year warranty

Specifications

BrandWD
SeriesPurple NV
ModelWD6NPURX
PackagingBare Drive
InterfaceSATA 6.0Gb/s
Capacity6TB
RPM5400 RPM
Cache64MB
FeaturesDesigned specifically for NVR surveillance system (and backwards compatibile with DVR systems)
Support for greater than 8 NVR surveillance bays with up to 64 HD camera count
Increased workload capabilities (TB/year) with optimized power consumption
Available in up to 6TB capacities.
Designed with tarnish resistant components for premium protection in harsh enviornments
3-year limited warranty
UsageFor Video Surveillance
Form Factor3.5"
Height (maximum)26.1mm
Width (maximum)101.6mm
Length (maximum)147mm
Shipping weight0.72 kg
Package size159 × 141 × 32 mm

Questions about this item

How much heat and noise does the 5400 RPM WD6NPURX produce when recording 24/7?

The 5400 RPM spindle and optimized power consumption keep heat and acoustic output low enough for continuous operation in multi-bay NVR enclosures.

Which cables and mounting hardware must I already have to install this bare drive?

You need a SATA data cable, a SATA power connector from your PSU, and four 3.5-inch drive screws; none are included in the bare-drive package.

Will this SATA 6.0Gb/s Purple NV drive work in my older DVR that only supports SATA 3Gb/s?

Yes, the SATA 6.0Gb/s interface is backward compatible with 3Gb/s ports, and the firmware is designed for both NVR and legacy DVR systems.

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