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Name:

432320-001

Description:
HP 146GB 10K 2.5 SAS SP HDD 431958-B21
Rating:
4.8(5)

Added to cart 28 times recently

Availability:

Ready to Ship

Brand:
Hpe
Condition:
Warranty:
90
List Price:

$73.80

Price:

$63.0014.6% off

Quantity:

1
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432320-001 hp 146gb 10k 2.5 sas sp hdd 431958-b21
Rated 4.8 out of 5 on Trustpilot

3 Year Extended Warranty

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432320-001

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HP 146GB 10K 2.5 SAS SP HDD 431958-B21

$73.80 $63.0014.6% off

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432320-001 Overview

432320-001 is an enterprise-grade HDD designed for high-demand environments, featuring a 3.5-inch form factor with a SATA III interface and a robust 7200 RPM spindle speed. With an 8 TB capacity paired with a 256 MB cache and an annual workload rating of 550 TB/yr, this drive delivers consistent performance and proven reliability, underscored by a high MTBF and 24/7 rated operational hours.

432320-001 also offers optimized power efficiency with a read/write consumption of 8 Watts and an idle consumption of 5 Watts. Advanced features such as helium sealing, vibration protection, and dual actuator technology enhance its performance, making it ideal for data centers, enterprise servers, desktop systems, NAS solutions, and surveillance applications.

432320-001 price for new stock is is available on request. Get immediate quote. 432320-001 refurb price is $63.00.

Request bulk order quote for 432320-001 for additional pricing. Browse the full category range or explore all Hpe products.

432320-001 Specifications

Product Type
Hard Drive
Brand
Hpe
Drive Type
HDD
Use Case
Desktop / Server / NAS / Surveillance / Enterprise Storage
Interface
SATA III
Form Factor
3.5-inch
Storage Capacity
8 TB
Spindle Speed (RPM)
7200 RPM
Cache (Buffer Size)
256 MB
Data Transfer Rate
Up to 250 MB/s
Annual Workload Rating
550 TB/yr
Power Consumption (Read/Write)
8 Watts
Power Consumption (Idle)
5 Watts
Encryption Support
AES 256-bit
Helium Sealed
Helium-Sealed
Drive Bays Supported
Multi-bay
Vibration Protection
Yes
Advanced Features
Dual Actuator
Operating Temperature
5–60°C
Product Name
432320-001 Enterprise Performance HDD
Height
1.03 inches
Width
4.00 inches
Depth
5.79 inches
Weight
1.80 lbs

432320-001 Use Case

Accelerating VMware ESXi Virtual Hosts in Enterprise Data Centers

In a multi-tenant data center, IT teams integrate the HP 146GB 10K 2.5

Optimizing High-Transaction SQL Databases for Financial Services

A global banking firm deploys the 432320-001-HP 146GB 10K 2.5

Reliable Backup & Disaster Recovery in Remote Branch Offices

A nationwide retail chain equips its remote stores with HP ProLiant micro-tower servers populated with the HP 146GB 10K 2.5

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Product Comparison Table

HP 146GB 10K 2.5 SAS SP HDD 431958-B21432320-001HP 2.5IN SATA300 250GB 7200 HDD497730-001256GB SSD 2.5 SATA TLC - 256 GB - 2.5"M0F34AA1 TB 7200 RPM SATA 8GB SSHD Drive - 3.5" - 1000 GB - 7200 RPMM7S54AAZ Turbo Drive Quad Pro 512GB SSD module - 512 GB - M.2 - 2150 MB/sN2N01AA
Product TypeHard DriveHard DriveHard DriveHard DriveHard Drive
Drive TypeHDDHDDHDDHDDHDD
Use CaseDesktop / Server / NAS / Surveillance / Enterprise StorageDesktop / Server / NAS / Surveillance / Enterprise StorageDesktop / Server / NAS / SurveillanceDesktop / Server / NAS / Surveillance / Enterprise StorageDesktop / NAS
InterfaceSATA IIISATA IIISATA III / SAS 12Gb/sSATA IIISATA III
Form Factor3.5-inch3.5-inch2.5-inch / 3.5-inch3.5-inch3.5-inch
Storage Capacity8 TB4 TB8 TB4 TB4 TB
Spindle Speed (RPM)7200 RPM7200 RPM7200 RPM7200 RPM7200 RPM
Cache (Buffer Size)256 MB128 MB256 MB256 MB128 MB
Data Transfer RateUp to 250 MB/sUp to 250 MB/sUp to 250 MB/sUp to 250 MB/sUp to 210 MB/s
Annual Workload Rating550 TB/yr300 TB/yr550 TB/yr180 TB/yr300 TB/yr
Power Consumption (Read/Write)8 Watts8 Watts7.5 Watts8 Watts8 Watts
Power Consumption (Idle)5 Watts4 Watts5 Watts5 Watts5 Watts
Encryption SupportAES 256-bitNoAES 256-bitAES 256-bitAES 256-bit
Helium SealedHelium-SealedNoHelium-SealedHelium-SealedHelium-Sealed
Drive Bays SupportedMulti-bayMulti-bayMulti-bayMulti-bayMulti-bay
Vibration ProtectionYesYesYesYesYes
Advanced FeaturesDual ActuatorDual ActuatorDual ActuatorDual ActuatorDual Actuator
Operating Temperature5–60°C5–60°C5–55°C5–55°C5–60°C
Product Name432320-001 Enterprise Performance HDD497730-001 Enterprise HDDM0F34AA High Performance HDDM7S54AAN2N01AA Enterprise HDD
Height1.03 inches1.03 inches1.0 inches1.0 inches1.03 inches
Width4.00 inches5.79 inches4.0 inches4.0 inches5.79 inches
Depth5.79 inches6.94 inches5.8 inches6.9 inches4.00 inches
Weight1.80 lbs2.2 lbs1.5 lbs2.5 lbs1.6 lbs

Compliance & Warranty

ISO 27001
ISO 45001
RoHS
REACH
FCC
CE
UKCA
VCCI
ISO 9001
ISO 14001

100% Genuine Product Guarantee

Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.

Up to 3-Year Warranty Coverage

New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.

Hassle-Free RMA & Returns

If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.

Rigorously Tested & Quality Assured

Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.

Expert Technical Support

Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.

Fast Global Delivery

dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.

Reviews & Ratings

O
Oliver Grant

Reviewed on the 6 October 2023

5

10K SAS drive delivers strong performance for its class.

H
Henry Walsh

Reviewed on the 3 February 2019

5

Reliable for transactional workloads.

J
Julian Fox

Reviewed on the 23 September 2023

5

Stable in RAID configuration.

M
Marcus Bennett

Reviewed on the 16 September 2022

5

Enterprise quality disk.

E
Edward Hayes

Reviewed on the 23 October 2023

4

Predictable latency.

Questions & Answers

What are the key specifications of the HP 146GB 10K 2.5″ SAS SP HDD (431958-B21)?

The HP 431958-B21 provides 146GB capacity, 10,000 RPM spindle speed, 2.5″ drive form factor, single-port 6 Gb/s SAS interface and 16 MB cache for enterprise storage performance.

Which HP ProLiant servers support the 431958-B21 146GB 10K SAS HDD?

This drive is compatible with HP ProLiant Gen8, Gen9 and Gen10 rack and blade servers featuring LFF/SFF bays that support 2.5″ single-port SAS hot-swap drives.

How do I install the HP 431958-B21 2.5″ SAS drive in my server?

Slide the drive into an available 2.5″ SAS bay until it clicks, then verify physical and logical recognition in the server BIOS or HPE Smart Storage Administrator.

Can the HP 146GB 10K SAS SP HDD be hot-swapped?

Yes, the HP 431958-B21 supports hot-swap operation, allowing removal and replacement without shutting down the host server.

What is the sustained data transfer rate for this HDD?

The HP 146GB 10K SAS drive delivers up to 205 MB/s sustained transfer rate over its 6 Gb/s SAS interface.

Is the 431958-B21 covered by an HP warranty?

Yes, HP backs this drive with a standard three-year limited warranty and support when installed in qualified HPE ProLiant servers.

What is the mean time between failures (MTBF) of the HP 146GB 10K SAS drive?

The HP 431958-B21 offers an MTBF of 1.4 million hours, ensuring enterprise-grade reliability for critical workloads.

What does SP mean in the HP 146GB 10K SAS SP HDD?

SP stands for Single-Port, indicating the drive has one SAS port rather than dual-port redundancy.

How does this 2.5″ SAS HDD compare to a 3.5″ drive?

The 2.5″ form factor offers higher rotational speeds, lower power consumption and better shock tolerance versus 3.5″ drives in the same class.

What are the typical use cases for the HP 431958-B21 drive?

Ideal for tier-1 enterprise applications, virtualization, database logging and high-performance computing where low latency and high IOPS are required.

What power consumption should I expect from the HP 146GB 10K SAS drive?

Average operating power is approximately 7 W, with maximum power draw of 9 W during spin-up.

Can I mix HP 431958-B21 drives with other SAS HDDs in the same array?

While technically possible, mixing different models can affect performance and RAID rebuild times; HP recommends identical drives for uniform performance.

How do I monitor the health of the HP 146GB 10K SAS SP HDD?

Use HPE Integrated Lights-Out (iLO) and Smart Storage Administrator to track SMART attributes, drive temperature and error counters in real time.

What are the physical dimensions of the HP 431958-B21?

The drive measures 100 mm × 69.85 mm × 15 mm (L × W × H) and weighs approximately 92 g without caddy.

Is firmware upgradable on the HP 146GB 10K 2.5″ SAS HDD?

Yes, firmware updates are available via HPE Smart Storage Administrator to ensure compatibility, performance and reliability improvements.