WD Red Pro 20TB NAS Hard Drive (WD201KFGX)
#6 in HDD · Rated 4.5
NAS-optimized 20TB drive for RAID ensembles
WD Red Pro 20TB NAS HDD is designed for high-demand NAS deployments in medium-to-large RAID environments. It leverages OptiNAND and RV sensors for vibration tolerance, with a 5-year warranty and 550TB/year workload rating. This drive targets business NAS systems with many bays, aiming to deliver reliable archiving and file sharing at scale. Availability is global across major distributors, with broad language and service support for international customers.
Features
- 20TB capacity, 3.5" SATA HDD
- 512MB cache, 7200 RPM
- RV sensors for vibration resilience
- 5-year warranty, 550 TB/year workload
- Optimized for RAID in NAS environments
Pros
- Strong NAS-focused feature set and warranty
- Good performance-per-TB for NAS workloads
- Broad retailer availability
Cons
- Premium NAS price
- Not ideal for consumer desktops