Dell Compatible | 342-2056 | 600GB 15K RPM SAS 6.0Gb/s 3.5" | LFF | Compatible With Dell PowerEdge Servers | Series R | Series T | Series M | Series C | OEM Internal Hard Disk Drive in a Dell Caddy Not Dell branded drives 100% Dell Compatible  New Enterprise Grade 24/7 Cycle Duty drives selected to Dell Specifications. WD, Seagate, HGST Branded HDD installed in Genuine DELL Caddies Backed by a 2 Year Seller Replacement Warranty. Optimized for Server and Storage Arrays, not intended for PC use.