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Item #:
247686069
WD Red Plus 4TB 3.5" 5400RPM SATA Internal Hard Disk Drive - WD40EFZZ
89% of respondents would recommend this to a friend
Item #:
247686069
IMP 243
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Order now and get it around Thursday, September 10
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WD Red Plus drives deliver the speed and capacity required to store, protect and share growing amounts of data.
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What Stands Out
High Capacity
With a robust 4TB storage, the WD Red Plus provides ample space for extensive data storage, making it an ideal choice for NAS systems and users needing reliable backup solutions.
Optimized Performance
Designed with 5400RPM speed, this drive balances performance and energy efficiency, ensuring smooth data access and lower power consumption, ideal for continuous operation in home or business environments.
Reliability Assurance
WD Red Plus drives are built for 24/7 operation with enhanced durability and a five-year limited warranty, ensuring data integrity and peace of mind for home and small office users.
Product Details
| Best Seller Ranking | #6 in Desktop Internal Hard Drives |
| Brand | Western Digital |
| Model | WD40EFZZ |
| Capacity | 4TB |
| RPM | 5400 RPM |
| Interface | SATA |
| Form Factor | 3.5" |
| Cache | 128MB |
| Part Number | WD40EFZZ |
| First Listed on Newegg | April 23, 2026 |
| Item Weight | 8.3 lbs (3.76 kg) |
Product Description
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Customer Questions & Answers
-
Question:
What is the maximum capacity of WD Red Plus drives?
Answer: The maximum capacity is 14TB. -
Question:
Can WD Red Plus drives support RAID configurations?
Answer: Yes, they are optimized for mid-sized RAID-configured NAS systems. -
Question:
What kind of warranty does WD Red Plus offer?
Answer: They come with a 3-year limited warranty.
Western Digital Editorial Review
WD Red Plus 4TB 3.5" 5400RPM SATA Internal Hard Disk Drive - WD40EFZZ is designed specifically for NAS systems, optimizing performance and minimal vibration for quiet operation. Users have praised its reliability and speed, noting that it performs quietly even in demanding setups like RAID configurations. Many appreciate the 64MB cache which enhances data read and write capabilities. Questions regarding compatibility revealed that it works efficiently with various operating systems and setups. However, there are occasional complaints about dead-on-arrival units, showing that quality control may vary. Overall, it is lauded for its durability and performance in a home or small business NAS environment.
Customer Reviews & Ratings
398 customers ratings
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5 Star
76%
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4 Star
6%
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3 Star
4%
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2 Star
3%
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1 Star
11%
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Pros
- Designed specifically for NAS systems
- Operates quietly even under load
- 64MB cache improves data transfer speed
- Reliable performance for RAID setups
- Optimized for various operating systems
Cons
- Some users report receiving faulty units occasionally
Platform Trust & Buyer Confidence
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23 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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Features & Benefits
- Designed for power users and small to medium business NAS environments.
- Available capacities ranging from 1-14TB, supporting up to 8 bays.
- Handles up to 180 TB/yr workload rate ensuring efficiency.
- Includes NASware firmware for enhanced compatibility.
- Optimized for 24x7 operational environments.
- Comes with a 3-year limited warranty for peace of mind.
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