
HP P37664-K21 18TB 7200RPM SAS 12Gb/s 3.5-Inch Internal Hard Drive
Best price now
92% under what the other stores charge
Compared across 6 stores. Prices are checked against each store and labelled with when.

92% under what the other stores charge
Compared across 6 stores. Prices are checked against each store and labelled with when.
It checks today's price at every store, compares the alternatives and answers in about a minute.
This is HPE's 18TB midline SAS hard drive, a 7200 RPM helium-filled 3.5-inch drive built for servers and storage arrays rather than desktops. It ships in an HPE Smart Carrier, so it slots straight into ProLiant Gen10 and Gen11 bays, and the self-encrypting (SED/ISE) model adds hardware encryption for compliance-minded deployments. Against 2.5-inch 10K SAS drives it trades spindle speed for far more capacity and lower power per terabyte; against SATA drives it adds dual-port SAS 12Gb/s and better queueing for multi-drive arrays. It is a capacity-tier drive, not a performance one, and buyers should treat it as part of a RAID set with backups, since 18TB rebuilds are slow and failure during rebuild is the real risk.
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Lowest price we've seen: $698.00 on Nov 11 at Advanced Data Devices. Tracked across 5 stores since Nov 11.
Owner feedback on HPE midline 18TB SAS drives centers on steady operation in ProLiant arrays and easy carrier-based installation. Complaints tend to be about cost per drive and the long rebuild times that come with this capacity.
This is an HPE 18TB internal hard drive in the 3.5-inch large form factor (LFF). It uses a SAS 12Gb/s interface and spins at 7,200 RPM. It is a Midline Business Critical drive and is helium-filled.
The drive is installed in an HPE Smart Carrier. The part numbers are P37664-K21 and P37664-B21.