This product is either discontinued or we cannot get that from suppliers.
WD WD101EFAX 10TB Red Plus 3.5" IntelliPower SATA3 256MB NAS Hard Drive, 256MB, 215 MB/s, 10TB, SATA 6 GB/s, 3.5", Advanced Format, RoHS Compliant, 5400 RPM, 1,000,000 Hours, 34dBA.
There's a leading edge WD Red™ drive for every compatible NAS system to help fulfill your data storage needs. With drives up to 14TB, WD Red™ drives offer a wide array of solutions for customers looking to build a NAS storage solution.