We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
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

  • Total capacity6 TB
  • Interface typeSATA 6.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Packaging typeBare Drive
  • Rotational speed5,400 RPM
  • Cache memory64 MB
  • 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.

How it compares

Measured against everything we stock in 3.5-Inch Internal Desktop HDDs, at today’s prices. Recalculated every night.

Price $192.99
Pricier than about 68% of the 4,938 comparable items (median $107.99).
Total capacity 6 TB
Higher than about 75% of the 2,372 comparable items (median 2 TB).
Price per TB $32.17 per TB
Cheaper than about 80% of the 2,365 comparable items (median $62.21 per TB).

New to this? Paying with USDT: TRC-20 or ERC-20 — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameWD
Product linePurple NV
Model nameWD6NPURX
Total capacity6 TB
Recommended useFor Video Surveillance
Performance
Rotational speed5,400 RPM
Storage
Cache memory64 MB
Ports & slots
Interface typeSATA 6.0Gb/s
Size & build
Form factor3.5 in (8.89 cm)
Max height26.1 mm
Maximum width101.6 mm
Maximum length147 mm
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.

More in 3.5-Inch Internal Desktop HDDs

Similar items