Power Supply for Seagate External Harddrive ST3120203U2-RK. Tags: Power Supplies External Hard Drive Seagate Components Anonymous a b ) Power supply May 10, 2010 10:17:15 AM Hello all I do not have the details of the power supply - will 12V 2.0A do ?? More about : power supply seagate external harddrive st3120203u2 Can't find your answer ? Ask ! Publish Related resources: ForumNeed help on seagate external harddrive ForumWd 500gb external hard drive wrong power supply Forum1TB external hard drive with no power supply , USb 3/ seagate /western digital/,ex ForumI am unable to format my seagate external harddrive ForumSeagate harddrive 500 GB beep beep ForumBest bang for bucks sata6 hard-drive ForumNeed an opinion on external harddrive enclosures ForumSeagate FreeAgent 500gb external -inaccessible-missing partition ForumIS WD MORE RELIABLE THAN SEAGATE ? ForumUsb over current error in seagate external hard drive ForumSeagate 3.5 inch External Hard Drive with USB 3.0 3TB ForumSeagate and Western Digital Reliability ForumPC can not recognize Seagate Internal Hard drive ForumPSU Help ForumGigabyte 260 gtx 1 6 pin power connector ForumWill a computer turn on with bad power from the house? ForumPower supply ticking/clicking ForumBacklit keyboard with POWER button ForumPower Consumption of my Rig? Forum[Solved] How much power? More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !