400-BGLS Dell 12TB 7.2K RPM SAS-12GBPS 256MB 512E LFF HDD

The Dell 400-BGLS is a 12 terabyte (TB) hard drive that has a rotation speed of 7,200 revolutions per minute (RPM) and uses a SAS interface with a 12 gigabyte per second (GB/s) transfer rate. It has a 256MB cache and uses the 512E format, which is an extension of the 512-byte sector format to provide larger physical block sizes.

This drive is a Large Form Factor (LFF) drive which means that it is designed for use in larger servers or storage systems. The LFF drive typically has a larger physical size than the Small Form Factor (SFF) drive and it can hold more data.