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HPE 787643-001 6TB 7.2K-RPM SAS 12Gb/s LFF 3.5 HDD

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The HPE 787643-001 is a genuine 6TB SAS Midline hard drive built specifically for HPE MSA SAN storage arrays where capacity, reliability, and data integrity are absolutely critical. Spinning at 7,200 RPM with a 64MB cache buffer and a drive transfer rate of 1.2 GBps (external), it is engineered to deliver high sustained throughput and dependable performance for array expansion, drive replacement, and bulk storage workloads. The 12Gb/s SAS interface provides stable, high-throughput data access, ensuring your MSA arrays never wait for storage.
What sets this drive apart is its purpose-built design for HPE MSA/MSA2 environments. The drive features a 512e Advanced Format sector format for improved data integrity and broad compatibility with modern operating systems and applications. It features dual-port SAS connectivity for built-in redundancy, boosting availability and fault tolerance in enterprise environments. The drive comes pre-attached to an MSA/MSA2 hot-plug tray with an interposer connector that converts the native dual-port SAS interface to an SCA-40 connector for the MSA2 proprietary backplane. This means it carries the MSA-specific firmware and mechanical tolerances your MSA controller already expects. As a Midline (MDL) class drive, it offers an excellent balance of capacity, performance, and cost for 24/7 array operations.
All HPE hard drives pass a rigorous qualification process, which certifies that every drive is proven to perform in your HPE storage environments. Because this is a genuine HPE component rather than a generic or rebadged drive, it carries original HPE MSA firmware and a genuine HPE security sticker. That matters when you're replacing a drive in a live production array — mismatched or unverified parts can cause RAID rebuild failures, performance degradation, or even system crashes.
This HPE 787643-001 6TB SAS hard drive is built specifically for HPE MSA/MSA2 storage environments requiring high-capacity 3.5" LFF drives with MSA-specific firmware and trays. It features a 12Gb/s SAS interface, 7,200 RPM spindle speed, 512e Advanced Format, and MSA tray compatibility for MSA 1040, 2040, 2050, and P2000 series arrays with 3.5" LFF drive bays.
When you're replacing a drive in an active MSA array, the difference between a genuine HPE spare and an unverified clone shows up the first time you need to rebuild a RAID set. The HPE 787643-001 is HPE-manufactured with MSA-specific firmware, 512e Advanced Format, dual-port SAS connectivity, a genuine HPE security sticker, and an MSA tray with interposer connector included. This means it carries the firmware and mechanical tolerances your MSA controller already expects — no compatibility guesswork, no risk of a failed rebuild because of a mismatched drive. Here's what makes this HPE 787643-001 6TB SAS hard drive worth choosing over a cheaper, unverified alternative:
This HPE 787643-001 6TB SAS hard drive fits teams maintaining HPE MSA storage infrastructure who need reliable, high-capacity storage for array expansion and replacement. Common deployment scenarios include:
We are a trusted provider of genuine enterprise storage solutions including the HPE 787643-001 6TB SAS hard drive, with a focus on quality, compatibility, and customer satisfaction.
The HPE 787643-001 delivers genuine HPE MSA-specific firmware, 512e Advanced Format, dual-port SAS connectivity, and an MSA tray with interposer connector included that generic drives cannot match. We back it with a 1-year warranty and free compatibility check to ensure a perfect fit for your MSA array.
Yes, the HPE 787643-001 is fully validated for HPE MSA 1040, 2040, 2050, 2052, 2000 series, and P2000 G3/G4 arrays with 3.5" LFF drive bays. This drive is NOT for use with ProLiant servers — MSA drives use different firmware and trays. Our free compatibility verification confirms your exact array model and firmware revision before shipping.
Every HPE 787643-001 comes with a 90-day warranty on refurbished units and a 1-year limited warranty on new units, plus 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.