WD NasWare Red WD20EFRX 2 TB
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Reliable 3.5″ internal hard drive from the 2012 NasWare Red HDD family, specially designed for Network Attached Storage (NAS) applications. This line includes models from 1 GB to 6 TB, the design and firmware of which is optimized for solving the problems of storing information in NAS-arrays with up to 8 drives. This model uses the technology of "tiled" magnetic recording (SMR), which allows to achieve high capacity, and the magnetic plates themselves rotate at a speed of 5400 rpm.
The WD WD20EFRX HDD is positioned as a mid-range product designed for use in home/office multi-drive storage connected via a local area network consisting of high-speed cable or wireless connections. Such a drive is not recommended to be used as a system drive, but it will perfectly cope with storing large volumes of working project files, video / photo / audio content of the highest quality and various backups. Therefore, it can be installed as an additional HDD in a multi-purpose home PC, gaming or multimedia system. Demonstrates moderate heat dissipation (2.3 W in Idle mode) and low noise level, which is important for building multi-drive NAS systems with quiet cooling. Proprietary 3D Active Balance Plus balancing technology guarantees performance stability 24/7.
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog WD 2026 - new arrivals, bestsellers, and the most relevant models WD.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog WD 2026 - new arrivals, bestsellers, and the most relevant models WD.
Buy WD NasWare Red WD20EFRX 2 TB
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WD Red Plus 2TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 64MB Cache, 3.5 Inch - WD20EFRX WD20EFRX | $209.87 |  | |||
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Series WD Red (NAS)Compare using chart →
14 TB, built-in, server, 3.5 ", buffer: 512 MB, write CMR, 7200 rpm, connection: SATA3, warranty 3 years
4 TB, built-in, server, 3.5 ", buffer: 256 MB, write CMR, 5400 rpm, connection: SATA3, warranty 3 years
4 TB, built-in, server, 3.5 ", buffer: 64 MB, write CMR, 5400 rpm, connection: SATA3, warranty 3 years
10 TB, built-in, server, 3.5 ", buffer: 256 MB, write CMR, 7200 rpm, connection: SATA3, warranty 3 years
10 TB, built-in, server, 3.5 ", buffer: 512 MB, write CMR, 7200 rpm, connection: SATA3, warranty 3 years
8 TB, built-in, server, 3.5 ", buffer: 256 MB, write CMR, 5700 rpm, connection: SATA3, warranty 3 years
6 TB, built-in, server, 3.5 ", buffer: 256 MB, write CMR, 5400 rpm, connection: SATA3, warranty 3 years
16 TB, built-in, server, 3.5 ", buffer: 512 MB, write CMR, 7200 rpm, connection: SATA3, warranty 5 years
8 TB, built-in, server, 3.5 ", buffer: 256 MB, 7200 rpm, connection: SATA3, warranty 5 years
6 TB, built-in, server, 3.5 ", buffer: 64 MB, write CMR, 5400 rpm, connection: SATA3, warranty 3 years
4 TB, built-in, server, 3.5 ", buffer: 256 MB, write SMR, 5400 rpm, connection: SATA3, warranty 5 years
2 TB, built-in, server, 3.5 ", buffer: 64 MB, write CMR, 5400 rpm, connection: SATA3, warranty 3 years
4 TB, built-in, server, 3.5 ", buffer: 256 MB, write CMR, 7200 rpm, connection: SATA3, warranty 5 years
12 TB, built-in, server, 3.5 ", buffer: 512 MB, write CMR, 7200 rpm, connection: SATA3, warranty 3 years
22 TB, built-in, server, 3.5 ", buffer: 512 MB, write CMR, 7200 rpm, connection: SATA3, warranty 5 years
12 TB, built-in, server, 3.5 ", buffer: 512 MB, write CMR, 7200 rpm, connection: SATA3, warranty 5 years
4 TB, built-in, server, 3.5 ", buffer: 128 MB, write CMR, 5400 rpm, connection: SATA3, warranty 3 years
14 TB, built-in, server, 3.5 ", buffer: 512 MB, write CMR, 7200 rpm, connection: SATA3, warranty 5 years
6 TB, built-in, server, 3.5 ", buffer: 256 MB, write CMR, 7200 rpm, connection: SATA3, warranty 5 years
2 TB, built-in, server, 3.5 ", buffer: 128 MB, write CMR, 5400 rpm, connection: SATA3, warranty 3 years
Model overview based on user reviews
The WD NasWare Red series is highly regarded for its quiet operation, reliability, and suitability for NAS systems. Users appreciate the cool and efficient performance of models like the 2TB and 4TB, although the 8TB model is noted to be audibly louder and warmer. The drives are praised for their fast access times and low energy consumption, making them ideal for continuous use in NAS environments. However, some users express concerns about the helium technology in larger models, which may affect long-term reliability. Overall, the WD NasWare Red is considered a reliable choice for data storage, especially in NAS setups, with a few users experiencing issues with specific models, but most reporting positive long-term performance.
Pros
Cons
1 2 7 11 |
2TB model - quiet, cool, reliable 4TB model - quiet in standby, slightly audible in operation, warm 8TB model - quiet in standby, clearly audible in operation, fast 8TB model and above - the main drawback is helium, it is not eternal and constantly dissipates through the case. Unsuitable for "eternal" storage. |
good quality product I think the main advantage is that it is optimized for consumer NAS. They behave normally at work and remain cool. This is a very good indicator. This model is cheaper than buying the RE series. They are more reliable in operation than desktop models. not found  Andrey: use WD WD10EFRX week |
I bought this hard drive to install the system, programs, and store work documents. I work with video and graphics, so I needed a large capacity. So far, I'm satisfied with how it performs :) works fast, quiet, and almost doesn't heat up, fits various needs perfectly, very good capacity. don't know Aleksey: use WD NasWare Red few months i recommend it should buy |
3 out of 22 user review(s) shown
10 more user review(s)
WD NasWare Red WD20EFRX configurations
| Price for WD NasWare Red WD20EFRX | ||||
|---|---|---|---|---|
 | WD NasWare Red WD10EFRX 1 TB | from $74.99 | 8 offers | |
| WD NasWare Red WD20EFRX 2 TB | from $209.87 | 4 offers | |
| WD NasWare Red WD30EFRX 3 TB CMR | from $165.30 | 2 offers | |
| WD NasWare Red WD40EFRX 4 TB CMR | from $302.81 | 1 offer | |
| WD NasWare Red WD40EFAX 4 TB SMR | from $107.89 | 1 offer | |
| WD NasWare Red WD50EFRX 5 TB | from $447.00 | 1 offer | |
| WD NasWare Red WD60EFRX 6 TB CMR | from $447.45 | 1 offer | |
 | WD NasWare Red WD60EFAX 6 TB SMR | from $324.45 | 1 offer | |
| WD NasWare Red WD80EFZX 8 TB 128/5400 | from $454.45 | 2 offers | |
 | WD NasWare Red WD80EFAX 8 TB 256/5400 | from $380.31 | 2 offers | |
| WD NasWare Red WD100EFAX 10 TB WD100EFAX | from $610.00 | 2 offers | |
| WD NasWare Red WD101EFAX 10 TB WD101EFAX | from $599.45 | 2 offers | |
Video reviews
We recommendCompare using chart →
2 TB, built-in, server, 3.5 ", buffer: 64 MB, 5400 rpm, connection: SATA3, warranty 3 years
2 TB, built-in, server, 3.5 ", buffer: 64 MB, write CMR, 5400 rpm, connection: SATA3, warranty 3 years
2 TB, built-in, server, 3.5 ", buffer: 64 MB, write CMR, 7200 rpm, connection: SATA3, warranty 5 years
2 TB, built-in, server, 3.5 ", buffer: 64 MB, 7200 rpm, connection: SATA3, warranty 5 years
2 TB, built-in, server, 3.5 ", buffer: 128 MB, write CMR, 7200 rpm, connection: SATA3, warranty 5 years
2 TB, built-in, server, 3.5 ", buffer: 128 MB, 7200 rpm, connection: SATA3, warranty 5 years
2 TB, built-in, server, 3.5 ", buffer: 128 MB, 7200 rpm, connection: SATA3, warranty 5 years
4TB model - quiet in standby, barely audible in operation, warm
8TB model - quiet in standby, clearly audible in operation, hot up to 52 degrees