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HPE 872481-B21 1.8TB 10K-RPM SAS 12Gb/s SFF 2.5 HDD

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The HPE 872481-B21 is a genuine 1.8TB SAS Enterprise hard drive built for enterprise storage environments where high capacity, performance, and data integrity are absolutely critical. Spinning at 10,000 RPM with a 128MB cache buffer, it's engineered to deliver high IOPS and low latency for transaction processing, database workloads, and virtualized environments. The 12Gb/s SAS interface provides a stable, high-throughput connection with a data transfer rate of 1.2 GBps, ensuring your most demanding applications never wait for storage.
What sets this drive apart is its 512e Advanced Format, ensuring compatibility with both legacy 512-byte and modern 4KiB-aligned operating systems and applications. The drive features Digitally Signed (DS) firmware, which provides the security and assurance that drive firmware comes from a trusted source and protects against malicious attacks. As an Enterprise (ENT) class drive, it offers the highest level of performance and reliability for 24/7 data center operations. It comes with an HPE SmartDrive Carrier (SC) pre-attached, featuring system status LEDs, a "Do-Not-Remove" button, and a remote activation LED for streamlined maintenance.
Because this is a genuine HPE component rather than a generic or rebadged drive, it carries original HPE firmware and a genuine HPE security sticker. That matters when you're replacing a drive in a live production server — mismatched or unverified parts can cause RAID rebuild failures, performance degradation, or even system crashes.
This HPE 872481-B21 1.8TB SAS hard drive is built specifically for HPE's ProLiant server architecture with SmartDrive Carrier (SC) compatibility, which means it's designed to work within the storage enclosures and backplanes that were engineered to support SAS interfaces. It is compatible with a broad range of HPE ProLiant server models across multiple generations.
HPE ProLiant Gen8/Gen9/Gen10 Servers (SFF Bays):
HPE Storage Arrays:
HPE Nimble Storage:
Compatibility Notes:
When you're sourcing a replacement drive for an active production server, the difference between a genuine part and an unverified clone shows up the first time you need to rebuild a RAID set. The HPE 872481-B21 is HPE-manufactured with Digitally Signed Firmware, 512e Advanced Format, a 128MB cache buffer, a genuine HPE security sticker, and an HPE SmartDrive Carrier included. This means it carries the firmware and mechanical tolerances your server's controller already expects — no compatibility guesswork, no risk of a failed rebuild because of a mismatched drive. Here's what makes this HPE 872481-B21 1.8TB SAS hard drive worth choosing over a cheaper, unverified alternative:
This HPE 872481-B21 1.8TB SAS hard drive fits teams maintaining ProLiant server and storage infrastructure who need high-capacity, high-performance storage without downtime. Common deployment scenarios include:
We are a trusted provider of genuine enterprise storage solutions including the HPE 872481-B21 1.8TB SAS hard drive, with a focus on quality, compatibility, and customer satisfaction.
The HPE 872481-B21 delivers genuine HPE Enterprise firmware, 128MB cache, and Secure Erase capability that generic drives cannot match. We back it with a 3-year warranty and free compatibility check to ensure a perfect fit for your server.
Yes, the HPE 872481-B21 is fully validated for ProLiant Gen8, Gen9, and Gen10 servers with 2.5" SFF drive bays, as well as MSA storage arrays and Nimble dHCI solutions. Our free compatibility verification confirms your exact server model before shipping.
Every HPE 872481-B21 comes with a 3-year limited warranty and access to our 24/7 expert technical support team. If the drive does not work in your system, we cover free returns and replacements with no questions asked.