WUH721816ALE6Lx
WD Ultrastar DC HC550 · 16TB
CMR
✓ RAID-safe (CMR)
Also sold as: WUH721816ALE6L0, WUH721816ALE6L4
No ES price yet for this drive.
Specifications
- Capacity
- 16 TB
- Technology
- CMR
- TLER
- ✓
- Class
- Enterprise
- RPM
- 7200
- Cache
- 512 MB
- Noise (idle / seek)
- 20 / 36 dB
- Fill
- Helium
- Interface
- SATA
- Form factor
- 3.5"
- Data confidence
- High
Reliability
Annualized failure rate
0.98%
Sample size29,680 drives
Drive-days16,136,156
Source: Backblaze thru Q2 2026 (merged WUH721816ALE6L0 + WUH721816ALE6L4). All rankings →
Warranty5 years
Rated workload550 TB/yr
MTBF2,500,000 hrs
Datacenter enterprise drive with the highest workload and vibration rating.
Manufacturer-rated specs (Manufacturer spec), not observed failure data.
Price history
ES · cheapest per day
€490 latest
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