WD Red 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD40EFRX (Renewed)
Brand: Western Digital
Color: black/silver

3-year manufacturer s limited warranty

Specifically designed for use in NAS systems with up to 8 bays
Supports up to 180 TB/yr workload rate* |*Workload Rate is defined as the amount of user data transferred to or from the hard drive. Workload Rate is annualized (TB transferred times (8760 / recorded power-on hours)). Workload Rate will vary depending on your hardware and software components and configurations.
NASware firmware for compatibility
Small and home office NAS systems in a 24/7 environment
3-year manufacturer's limited warranty