SERIAL NUMBER DISCLAIMER:

Please note that the unique serial numbers and hardware identifiers of all products are systematically recorded, logged, and photographed prior to dispatch. Returned items will be inspected to verify serial number matches for return validation and security purposes.

DESCRIPTION Professional overview of the item. This listing is for a genuine Western Digital (WD) Purple 4TB 3.5-inch Internal SATA Hard Drive (Model: WD40PURX-64NZ6Y0, Serial Number: WCC7K7LEAA6E). Engineered specifically for 24/7, high-definition security and surveillance systems. Optimized with AllFrame technology to reduce frame loss, improve overall video playback, and support higher drive bay counts in DVR and NVR environments. Fully health-checked via Hard Disk Sentinel.

• Brand: Western Digital (WD)

• Product Line: WD Purple Surveillance

• Model Number (MDL): WD40PURX-64NZ6Y0

• Regulatory Model (R/N): 800055

• Capacity: 4TB / 4.0TB (3726.0 GB Unformatted/Usable)

• Form Factor: 3.5-Inch Internal SATA

• Interface: SATA 6.0Gb/s (SATA III)

• Serial Number: WCC7K7LEAA6E

SPECIFICATIONS

• Drive Capacity: 4TB

• Cache: 64MB Cache

• Reliability Rating: 24x7 Continuous Operation

• Interface Type: SATA III (6 Gb/s)

• Form Factor: 3.5" Standard Desktop / Surveillance Height

• Power Ratings: 5VDC 0.60A / 12VDC 0.45A

• World Wide Name (WWN): 50014EE20E3D3B9F

• Date of Manufacture: 14 DEC 2016

• DCM: HHNNNTJMHB

• DCX: EN06Z7F6A

• Country of Origin: Product of Thailand

COMPATIBILITY

• Network Video Recorders (NVR) and Digital Video Recorders (DVR) surveillance security systems (Hikvision, Dahua, Lorex, Reolink, Swann, etc.).

• Standard desktop PCs, NAS devices, and external 3.5" SATA enclosures/docks accepting 4TB capacity drives.

WHAT’S INCLUDED

• 1 x Western Digital Purple 4TB 3.5" Surveillance Hard Drive (WD40PURX)

• Please Note: Bare drive only. SATA cables, mounting screws, and original retail packaging are not included.

TESTING & HEALTH

• Hard Disk Sentinel Health Status: 100% Health / 100% Performance (Perfect).

• Sector Diagnostics: 0 Weak Sectors, 0 Problematic Sectors.

• Spin-up & Transfer Error Status: 0 Errors Logged.

• Power On Time: 1239 days, 22 hours.

• Total Start/Stop Count: 206 cycles.

• Operating Temperature: ~24°C.

• Data Cleanup: Fully sanitized, zero-filled, and formatted.

NOTES

• Please confirm your DVR, NVR, or system hardware supports 4TB capacity 3.5" SATA drives prior to ordering.

• Serial numbers are systematically recorded prior to dispatch for security tracking.

CONSIGNMENT DISCLAIMER This item is being sold on behalf of a client through our Tech-a-Trade consignment service. All items are tested where possible and described as accurately as possible. Serial numbers and identifying marks may be recorded for security purposes. With over 25 years of eBay experience, we specialise in helping businesses and individuals sell technology equipment through our consignment service. Please contact us if you are interested in selling equipment through Tech-a-Trade.

VAT INFORMATION VAT Margin Scheme applies to this item. VAT is not separately recoverable.

POSTAGE We use Royal Mail and other tracked services.

RETURNS 30 day returns accepted. Items must be returned in the same condition supplied.

WHY BUY FROM US

• Trusted UK seller

• Professional testing process

• Fast dispatch

• Fully tracked delivery

• Responsive customer support

• Specialist technology reseller