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 Seagate 1.5TB External Hard Drive Wrong Power Supply Forum 1TB external hard drive with no power supply, USb 3/seagate /western digital/,ex Forum SolvedI want to buy Seagate External Harddrive, my HP Laptop does not read it. How can I fix this??? Forum SolvedNeed to make Seagate Harddrive and external one-Sega Forum My Seagate External Harddrive is not working Forum Solvedpower cord pulled while writing on seagate expansion 3tb harddrive Forum Connect external seagate harddrive to macs Forum I am unable to format my seagate external harddrive Forum Seagate external harddrive Forum Need help on seagate external harddrive Forum My Seagate External Harddrive not working Forum How can i make my computer find my seagate external harddrive Forum SolvedPower Supply to USB? (Seagate 4TB drive) Forum Error messages window 2000 and seagate external harddrive Forum Whats inside seagate usb2 external harddrive ? Forum looking for a power cord for seagate free agent desktop external hard drive Forum Seagate 3TB External Power Adapter making buzzing sound when computer not powered on ? Forum How do i power an external harddrive sufficiently enough to work via a mini usb port attached to a tablet? Forum Seagate Backup Plus 3 TB External Won't Power Up Forum Solvedexternal hard drive replacement power supply Forum More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !