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Home / Dell / Hard Drives / Dell 342-5521

Dell 342-5521 1.2TB SAS 6Gb/s 2.5" SFF 10K HDD

Part Number: 342-5521     Brand: Dell
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Condition
Quantity

Dell 342-5521 Product Specs

▲
Brand
Dell
Capacity
1.2TB
Hot-Swappable
Yes
Spindle Speed
10K
Interface Type
SAS
Data Transfer Rate
6Gb/s
Cache
64MB
Form Factor
2.5" SFF

Dell 342-5521 Description

▼

The Dell 342-5521 1.2TB SAS 6Gb/s 2.5" SFF 10K HDD is a high-performance hard drive designed for enterprise environments, perfectly suited for use in Dell PowerEdge and Dell PowerVault servers. This drive offers reliable storage capacity and fast data access speeds, making it ideal for applications such as database management, virtualization, and high-demand file storage. Its compatibility with popular Dell server models ensures seamless integration and easy upgrades to your existing infrastructure.

Key specifications of this Dell hard drive highlight its robust performance and reliability. It features a 1.2TB storage capacity, providing ample space for critical data. The 10,000 RPM spindle speed enhances data retrieval times, while the SAS (Serial Attached SCSI) interface supports a data transfer rate of 6Gb/s, ensuring efficient communication with the host system. Additionally, the drive includes a 64MB cache to accelerate data processing and improve overall system responsiveness. Its 2.5" Small Form Factor (SFF) design supports hot-swappable functionality, allowing for quick replacement without downtime.

  • Brand: Dell
  • Capacity: 1.2TB
  • Hot-Swappable: Yes
  • Spindle Speed: 10,000 RPM
  • Interface Type: SAS
  • Data Transfer Rate: 6Gb/s
  • Cache: 64MB
  • Form Factor: 2.5" Small Form Factor (SFF)

For ease of maintenance and replacement, here are compatible spare part numbers for the Dell 342-5521 1.2TB SAS 6Gb/s 2.5" SFF 10K HDD:

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ⓘ We found 10 subs for the Dell 342-5521
100% Match
Dell Constellation 0RMCP3/RMCP3 1.2TB SAS 6Gb/s 2.5" SFF 10K HDD
✓ Spindle Speed: 10K
✓ Capacity: 1.2TB
✓ Interface: SAS
✓ Form Factor: 2.5" SFF
✓ Cache: 64MB
✓ Brand: Dell
✓ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
100% Match
Dell 342-5514 1.2TB SAS 6Gb/s 2.5" SFF 10K HDD
✓ Spindle Speed: 10K
✓ Capacity: 1.2TB
✓ Interface: SAS
✓ Form Factor: 2.5" SFF
✓ Cache: 64MB
✓ Brand: Dell
✓ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
100% Match
Dell 036RH9/36RH9 1.2TB SAS 6Gb/s 2.5" SFF 10K HDD
✓ Spindle Speed: 10K
✓ Capacity: 1.2TB
✓ Interface: SAS
✓ Form Factor: 2.5" SFF
✓ Cache: 128MB
✓ Brand: Dell
✓ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
100% Match
Dell 05GGHT/5GGHT 1.2TB SAS 6Gb/s 2.5" SFF 10K HDD
✓ Spindle Speed: 10K
✓ Capacity: 1.2TB
✓ Interface: SAS
✓ Form Factor: 2.5" SFF
✓ Cache: 64MB
✓ Brand: Dell
✓ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
98% Match
Dell 400-AEFQ 1.2TB SAS 6Gb/s 2.5" SFF 10K HDD
✓ Spindle Speed: 10K
✓ Capacity: 1.2TB
✓ Interface: SAS
✓ Form Factor: 2.5" SFF
✓ Cache: 64MB
✓ Brand: Dell
✓ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
+ Encryption: Self Encrypting Drive (SED)
87% Match
Dell 400-ATJM 1.2TB SAS 12Gb/s 2.5" SFF 10K HDD
✓ Spindle Speed: 10K
✓ Capacity: 1.2TB
✓ Interface: SAS
✓ Form Factor: 2.5" SFF
✓ Brand: Dell
✓ Hot-Swappable: Yes
✓ Data Transfer Rate: 12Gb/s
✕ Cache: 64MB
87% Match
Dell 0WT1RW/WT1RW 1.2TB SAS 12G 10K 3.5" LFF HDD
✓ Spindle Speed: 10K
✓ Capacity: 1.2TB
✓ Interface: SAS
✓ Form Factor: 2.5" SFF
✓ Brand: Dell
✓ Hot-Swappable: Yes
✓ Data Transfer Rate: 12Gb/s
✕ Cache: 64MB
85% Match
Seagate Savvio ST1200MM0007 1.2TB SAS 6Gb/s 2.5" SFF 10K SC HDD
✓ Spindle Speed: 10K
✓ Capacity: 1.2TB
✓ Interface: SAS
✓ Form Factor: 2.5" SFF
✓ Cache: 64MB
✓ Brand: Seagate
+ Product Line: Savvio
✕ Hot-Swappable: Yes
✓ Data Transfer Rate: 6Gb/s
83% Match
Seagate ST1200MM0088 1.2TB SAS 12Gb/s 2.5" SFF 10K SC DS HDD
✓ Spindle Speed: 10K
✓ Capacity: 1.2TB
✓ Interface: SAS
✓ Form Factor: 2.5" SFF
✓ Cache: 128MB
✓ Brand: Dell
+ Workload: Enterprise (ENT)
✕ Hot-Swappable: Yes
✓ Data Transfer Rate: 12Gb/s
+ Sector Size: 4K Native
83% Match
Seagate Savvio ST936701LC 36.7GB SCSI Ultra-320 2.5" SFF 10K HDD
✓ Spindle Speed: 10K
✓ Capacity: 36.7GB
✓ Interface: SCSI
✓ Form Factor: 2.5" SFF
✓ Cache: 8MB
✓ Brand: Seagate
+ Product Line: Savvio
✕ Hot-Swappable: Yes
✓ Data Transfer Rate: Ultra-320
+ Pins: 80-pin

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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
✓ Verified Buyer
★★★★★
Good purchasing experience.
A
Aaron P.
2025-04-04
✓ Verified Buyer
★★★★★
The refurbished drives we ordered were in perfect condition.
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Mitch F.
2025-04-04
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BoostHardware always has what I need at reasonable prices.
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David P.
2025-03-28
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Delivered on time.
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Louis J.
2025-03-26
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Found the hard drives I needed. The ordering process was smooth and fast. Got the drives next day.
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Darryl P.
2025-03-25
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Excellent personal service, thanks Scott!
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Lindsay M.
2025-03-21
✓ Verified Buyer
★★★★★
Good price on the drives we needed.

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Availability

New Condition: In Stock

Refurbished Condition: In Stock

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