Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 128 MB Cache, 3.5" -WD40EFZX
Brand: Western Digital
Color: 4TB
Categories: Electronics, Computers & Accessories, Computer Components, Internal Components


Available in capacities ranging from 1-14TB with support for 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. Workload Rate is annualized (TB transferred ✕ (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations.
NASware firmware for compatibility
Small or medium business NAS systems in a 24x7 environment

Hard Disk Description: Mechanical Hard Disk
Hard Disk Interface: Serial ATA-600
Hard Disk Form Factor: 3.5 Inches
Connectivity Technology: ESATA
Digital Storage Capacity: 4 TB
Brand: ‎Western Digital
Color: ‎4TB
Compatible Devices: Desktop
Hard Disk Rotational Speed: 5400 RPM
Hard Disk Size: 4 TB
Series: ‎WD Red Plus
Batteries: ‎1 A batteries required.
Product Dimensions: ‎5.79 x 4 x 1.03 inches
RAM: ‎4 TB
Manufacturer: ‎Western Digital Technologies, Inc.
Item Weight: ‎1.32 pounds
Date First Available: ‎February 2, 2021
Country of Origin: ‎China
Item Dimensions LxWxH: ‎5.79 x 4 x 1.03 inches
Department: ‎Unisex
Flash Memory Size: ‎4
Number of USB 2.0 Ports: ‎1
Customer Reviews: 4.6 out of 5 stars 5,736 ratings 4.6 out of 5 stars
Hardware Platform: ‎PC, Mac
Language: ‎English
Hard Drive Interface: ‎Serial ATA-600
ASIN: ‎B08VH8C3WZ
Hard Drive: ‎4 TB Mechanical Hard Disk
Hard Drive Rotational Speed: ‎5400 RPM
Item model number: ‎WD40EFZX