Hard drive - WD Red Plus WD40EFZZ 4TB 3.5" 5400RPM 128MB
Product reference: 14-718037905754

The WD Red Plus WD40EFZZ is a 4 TB 3.5" HDD designed for NAS systems, featuring a 5400 RPM speed and a 128 MB buffer. Its workload limit is 180 TB/year, and the operating temperature range ranges from 0 to 65 °C.

Hard drive - WD Red Plus WD40EFZZ 4TB 3.5" 5400RPM 128MB

Product reference: 14-718037905754

The WD Red Plus WD40EFZZ is a 4 TB 3.5" HDD designed for NAS systems, featuring a 5400 RPM speed and a 128 MB buffer. Its workload limit is 180 TB/year, and the operating temperature range ranges from 0 to 65 °C.

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24 month

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WD Red Plus WD40EFZZ HDD 4 TB 3.5" 128 MB 5400 RPM


WD Red Plus WD40EFZZ is a 4 TB 3.5" HDD designed for NAS systems, featuring a 5400 RPM speed and a 128 MB buffer. It has a workload rating of 180 TB/year and an operating temperature range of 0 to 65 °C.


  • Specifically designed for NAS systems, providing reliable data storage and retrieval.
  • High capacity of 4 TB, ideal for storing large amounts of data, including backups and media files.
  • Optimized for 24/7 operation with a workload limit of 180 TB/year, making it suitable for continuous use.
  • Durable design with a mean time between failures (MTBF) of 1,000,000 hours for increased durability.

Features

Product Type Hard Drive (HDD)
Brand WD (Western Digital)
Model WD Red Plus WD40EFZZ

Specifications

Storage Capacity 4 TB
Form Factor 3.5"
Buffer Size 128 MB
Speed 5400 RPM
Interface Serial ATA
Average Time mean time between failures (MTBF) 1,000,000 hours
Workload limitation 180 TB/year
Operating temperature 0 - 65 °C
Storage temperature -40 - 70 °C
Dimensions (W x H x D) 101.6 mm x 26.1 mm x 147 mm
Weight 550 g

Compliance

Compliance Certifications UL, CE, ICES-003, FCC, UKCA, VCCI, RCM, BSMI, KC

Safety Warning

Warnings Do not open or disassembly. Do not drop or subject to strong shocks. Do not expose to high temperatures or humidity.

Height 50 mm
Length 200 mm
Weight 715 g
Width 150 mm
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