Western Digital Red SA500 4TB 2.5" Internal SSD SATA 6Gb/s WD RED (WDS400T1R0A)
MPN WDS400T1R0A. WD Red SA500 NAS SATA SSD. Model WD RED SA500. Responsiveness with the WD Red SA500 NAS SATA SSD. Unlike standard SSDs, WD Red NAS SATA SSDs are specifically designed for and tested in 24x7 conditions.