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Home / Dell / Hard Drives / Dell 9YN166-021

Seagate BarraCuda 9YN166-021 3TB SATA 7.2K 3.5" LFF HDD

Part Number: 9YN166-021     Brand: Dell
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Condition

Dell 9YN166-021 Product Specs

▲
Brand
Dell
Product Line
BarraCuda
Capacity
3TB
Spindle Speed
7.2K
Interface Type
SATA
Data Transfer Rate
6Gb/s
Cache
64MB
Form Factor
3.5" LFF

Dell 9YN166-021 Description

▼

The Seagate BarraCuda 9YN166-021 3TB SATA 7.2K 3.5" LFF HDD is a reliable and high-performance hard drive designed for use in enterprise environments. Perfectly compatible with Dell PowerEdge and Dell PowerVault server models, this drive offers ample storage capacity and fast data transfer speeds, making it ideal for data-intensive applications such as database management, virtualization, and backup storage. Its 3TB capacity ensures you have plenty of space to store critical files and applications, while the 7,200 RPM spindle speed delivers efficient performance for demanding workloads.

Key specifications of the Seagate BarraCuda 9YN166-021 highlight its blend of speed, capacity, and connectivity:

  • Brand: Dell
  • Product Line: BarraCuda
  • Capacity: 3TB
  • Spindle Speed: 7,200 RPM
  • Interface Type: SATA
  • Data Transfer Rate: 6 Gb/s
  • Cache: 64MB
  • Form Factor: 3.5" Large Form Factor (LFF)

For ease of maintenance or replacement, here are some compatible spare part numbers for the Seagate BarraCuda 3TB SATA 7.2K 3.5" LFF HDD:

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ⓘ We found 22 subs for the Dell 9YN166-021
100% Match
Seagate BarraCuda 1CH166-302 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 9YN166-500 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 1CH166-021 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 9YN166-501 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 1ER166-021 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 1ER166-020 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 9YN166-306 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate 2DM166-302 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda ST3000DM001-1CH166 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 6YN166-570 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda ST3000DM009 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda ST3000DM010 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda ST3000DM006 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 9YN165-500 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 1CH166-510 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda ST3000DM002 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 1CH166-301 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
100% Match
Seagate BarraCuda 1ER166-301 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
✓ Data Transfer Rate: 6Gb/s
98% Match
Seagate BarraCuda ST33000651AS 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
+ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
98% Match
Seagate BarraCuda ST3000DM001 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
+ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
96% Match
Seagate BarraCuda ST3000VX000 3TB Surveillance Optimized SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
+ Workload: Surveillance Optimized
✓ Product Line: BarraCuda
+ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
96% Match
Seagate BarraCuda ST3000DM008 3TB SATA 6Gb/s 3.5" LFF 7.2K HDD
✓ Spindle Speed: 7.2K
✓ Capacity: 3TB
✓ Interface: SATA
✓ Form Factor: 3.5" LFF
✓ Cache: 64MB
✓ Brand: Seagate
✓ Product Line: BarraCuda
+ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
+ Sector Size: 4K Native

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1
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Gary B.
2025-06-12
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★★★★★
The sales guy at Boost Hardware was super knowledgeable. He helped me find the right part for my older Proliant server.
E
Even P.
2025-04-09
✓ Verified Buyer
★★★★★
We purchased the wrong part by mistake. Boost hardware made it easy to return and quickly issued me a refund.
M
Matthew S.
2025-04-08
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★★★★★
Good purchasing experience.
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Aaron P.
2025-04-04
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★★★★★
The refurbished drives we ordered were in perfect condition.
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2025-04-04
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2025-03-25
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Lindsay M.
2025-03-21
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★★★★★
Good price on the drives we needed.

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