Dell 8JRN4 - Compatible Enterprise OEM Drive in Dell Hot Swap Caddy - 900GB 10K RPM 2.5" SAS 6Gb/s Internal Drive for Dell Servers/Arrays Unbranded/Generic 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.