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WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch - WD40EFZX

(1,696)(11) Write a Review
  • Available in capacities ranging from 1-14TB with support for up to 8 bays
  • Supports up to 180 TB/yr workload rate
  • NASware firmware for compatibility
  • Small or medium business NAS systems in a 24x7 environment
  • 3-year limited warranty
🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available
Overview
Specs
Reviews (1,696)
Technical Information
  • Storage Capacity: 4 TB
  • Recording Technology: Conventional Magnetic Recording (CMR)

Drive Performance
  • Spindle Speed (rpm): 5400
  • Buffer: 128 MB

Network & Communication
  • Wireless LAN: No

Interfaces/Ports
  • Drive Interface: SATA
  • Drive Interface Standard: SATA/600

Physical Characteristics
  • Drive Type: Internal
  • Form Factor: 3.5"
  • Height: 1"
  • Width: 4"
  • Depth: 5.8"
  • Weight (Approximate): 1.50 lb

Miscellaneous
  • Environmentally Friendly: Yes
  • Environmental Certification: RoHS
  • Device Supported: Storage System

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Limited Warranty period (parts): 3 years
  • Limited Warranty period (labor): 3 years
  • Read full details

Return Policies

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