SAS interface HDD for Servers and Workstations, not for Desktops.

Reads and Writes perfectly fine, 260MB/s speeds, passed all random seek and surface scan tests.

HDD sentinel shows 57% health due to past few read errors might be from loose cables. No physical or performance issues found during extensive testing.

No bad or reallocated sectors.


Fast shipping from trusted seller. Thanks


The WD DC HC550 18TB 3.5” SAS HDD WUH721818AL5204 0F38353 is a high-capacity internal desktop drive designed for use with PCs. This Western Digital HDD features a silver color and a rotation speed of 7200 RPM, providing fast and reliable storage for your data. With a storage capacity of 18TB and a cache size of 512MB, this HDD is perfect for applications that require large amounts of storage space, such as multimedia editing, data backup, and more. Its hot swap feature allows for easy installation and replacement, making it a convenient option for computer users seeking a reliable storage solution.