WD Red 4TB NAS Internal Hard Drive

Specifically designed for use in NAS systems with up to 8 bays
Supports up to 180 TB/yr workload rate Rate is defined as amount of user data transferred to or from drive. Workload Rate is annualized (TB transferred times (8760/recorded power-on hrs)). Workload Rate will vary on hardware/software components
NASware firmware for compatibility
Small and home office NAS systems in a 24/7 environment