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Western Digital WD 4TB Red NAS Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40EFRX

4.4 out of 5 stars 17,024 ratings

Price: $199.00
4TB
  • Specifically designed for use in NAS systems with up to 8 bays
  • Supports up to 180 TB/yr workload rate* |*Workload Rate is defined as the amount of user data transferred to or from the hard drive
  • NASware firmware for compatibility
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Product Information

Capacity: 4TB
Expand all Collapse all Technical Details
Screen Size3.5 inches
RAM4 GB
Hard Drive4096 GB Serial ATA-600
BrandWestern Digital
SeriesRed
Item Model NumberWD40EFRX
Hardware PlatformPC;Mac
Operating SystemNASware firmware
Item Weight680 g
Item Dimensions L x W x H14.7 x 10.2 x 2.5 cm
Colour Black
Flash Memory Size4 TB
Hard Drive InterfaceSerial ATA-600
Hard Drive Rotational Speed1 RPM
Batteries:1 非標準バッテリ batteries required.
  
ASINB00EHBERSE
Customer Reviews 4.4 out of 5 stars17,024 customer ratings
Amazon Bestsellers Rank 1,043 in Computers (See Top 100 in Computers)
Shipping Weight739 g (View delivery rates and policies)
Date First Available1 September 2017
  
Warranty & Support
Amazon.com.au Return Policy: You may return for a full refund for the price you paid within 30 days of delivery any new computer purchased from Amazon that is "dead on arrival", arrives in damaged condition or is still in unopened boxes. Amazon may test or inspect returns. If Amazon finds a customer has misrepresented the condition of a return, Amazon may impose a fee equal to up to 15 percent of the merchandise sales price. Any returned computer that is damaged through customer misuse, missing parts, or in unsellable conditionRead more due to customer tampering may result in the customer being charged a restocking fee based on the condition of the computer. This policy does not restrict or alter any non-excludable statutory consumer protections or rights you may have, including under the Australian Consumer Law. To view full returns terms including return instructions, merchandise-specific requirements and exclusions see our Returns Policy Page. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor.
 

Frequently bought together

  • Western Digital WD 4TB Red NAS Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40EFRX
  • +
  • Synology DiskStation DS218J, White
  • +
  • Seagate 4TB IronWolf NAS SATA 6Gb/s NCQ 64MB Cache 3.5-Inch Internal Hard Drive (ST4000VN008)
Total Price: $690.00
Buy the selected items together

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Product description

Capacity:4TB

WD Red 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40EFRX Specifically designed for use in NAS systems with up to 8 bays Supports up to 180 TB/yr workload rate* |*Workload Rate is defined as the amount of user data transferred to or from the hard drive NASware firmware for compatibility


From the manufacturer

WD Red WD Red Pro
Application Up to 8-bay NAS systems Up to 24-bay NAS systems
RPM Class 5400 7200
Workload Rate (TB/yr) 180 300
Ideal for Personal Home & Small Office NAS Medium to Large Business NAS
Cache 16 MB - 256 MB 64 MB - 256 MB
Highest Available Capacity 12TB 12TB
Interface SATA 6 Gb/s SATA 6 Gb/s

Important information

Safety Information:

Yes


Customer Questions & Answers

Customer reviews

4.4 out of 5 stars
4.4 out of 5
17,024 customer ratings
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Reviewed in Australia on 2 February 2019
Capacity: 4TBVerified Purchase
One person found this helpful
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Reviewed in Australia on 24 March 2019
Capacity: 4TBVerified Purchase
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TOP 100 REVIEWER
Reviewed in Australia on 16 February 2019
Capacity: 6TBVerified Purchase
Reviewed in Australia on 15 November 2019
Capacity: 4TBVerified Purchase
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Reviewed in Australia on 12 June 2018
Capacity: 6TBVerified Purchase
Reviewed in Australia on 13 June 2018
Capacity: 3 TBVerified Purchase
Reviewed in Australia on 8 March 2020
Capacity: 4TBVerified Purchase
Reviewed in Australia on 20 March 2020
Capacity: 4TBVerified Purchase

Top international reviews

CSS
1.0 out of 5 stars Qualität des Produkts und Art und Weise der Lieferung sind ungenügend
Reviewed in Germany on 14 February 2018
Capacity: 4TBVerified Purchase
187 people found this helpful
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danar
1.0 out of 5 stars ATTENTION A L'EMBALLAGE
Reviewed in France on 1 March 2018
Capacity: 6TBVerified Purchase
147 people found this helpful
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Captain Kangaroo
2.0 out of 5 stars Et la garantie ?????
Reviewed in France on 6 April 2016
Capacity: 3 TBVerified Purchase
432 people found this helpful
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Optician
4.0 out of 5 stars Excellent drive, but USA Region stock so no warranty, and needs communication with support to change Region
Reviewed in the United Kingdom on 20 December 2016
Capacity: 3 TBVerified Purchase
95 people found this helpful
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Kapitän Nemo
1.0 out of 5 stars WD WD40EFZX in QNAP NAS
Reviewed in Germany on 2 December 2016
Capacity: 4TBVerified Purchase
140 people found this helpful
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GeeBee
5.0 out of 5 stars What MTBF of a million hours probably implies
Reviewed in the United Kingdom on 26 April 2018
Capacity: 10TBVerified Purchase
42 people found this helpful
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cicciob70
1.0 out of 5 stars Pessima esperienza
Reviewed in Italy on 12 March 2018
Capacity: 4TBVerified Purchase
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89 people found this helpful
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Client d'Amazon
1.0 out of 5 stars Qualité de l'emballage
Reviewed in France on 25 November 2016
Capacity: 3 TBVerified Purchase
143 people found this helpful
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AntoR
5.0 out of 5 stars Garanzia di durata, adesso a prezzo umano. Ottimo anche su PC
Reviewed in Italy on 16 December 2017
Capacity: 4TBVerified Purchase
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89 people found this helpful
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David Besserman
1.0 out of 5 stars Expédié en vrac dans un carton
Reviewed in France on 10 November 2016
Capacity: 3 TBVerified Purchase
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258 people found this helpful
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J. Salvador Mira Gregori
1.0 out of 5 stars Venta fraudulenta
Reviewed in Spain on 13 October 2018
Capacity: 6TBVerified Purchase
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59 people found this helpful
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Di M.
1.0 out of 5 stars Produit a priori conforme mais non fonctionnel du à l'emballage
Reviewed in France on 26 January 2017
Capacity: 2TBVerified Purchase
97 people found this helpful
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Marco G.M.
1.0 out of 5 stars Prodotto reso...
Reviewed in Italy on 4 March 2018
Capacity: 4TBVerified Purchase
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57 people found this helpful
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francesco g
1.0 out of 5 stars IMBALLAGGIO NON ADEGUATO
Reviewed in Italy on 29 June 2018
Capacity: 3 TBVerified Purchase
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47 people found this helpful
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Marcus
4.0 out of 5 stars Platten okay, Verpackung absolut Schrott
Reviewed in Germany on 21 December 2017
Capacity: 2TBVerified Purchase
52 people found this helpful
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