WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware

Name: WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware
Brand: Western Digital
SKU: B01IF6879G
Price: 194.45 GBP
Availability: InStock
Rating: 4.3 (183 reviews)

4.3(183)

£194.45

-2.3%

WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware has dropped 2.3% over the last 30 days, currently at £194.45.

Price last checked: 18 Apr 2026, 16:45

Form Factor: 3.5-inch

Interface: Serial ATA

DCM: HHNNNT2CAB
DCX: LW0HT2T0R
5VDC: 0.60A
12 VDC: 0.45A

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About This Product

The Western Digital WD Red WD40EFRX is a 4TB hard disk drive with a 3.5-inch form factor, utilising a Serial ATA interface for data transfer at speeds of up to 6 Gb/s. This drive features NASware technology, making it suitable for use in network-attached storage devices. It is a suitable choice for home and small business users requiring a high-capacity storage solution for their NAS setups.

Near its lowest price

At £194.45, WD Red WD40EFRX 4 TB SATA 6 Gb/s Hard Disk Drive with NASware is at or near its lowest tracked price of £192.42. The 30-day average is £194.59, making this a good time to buy if you've been waiting for a deal.