Summary: plugged it into the computer... imaged it with the old failing drive data - removed the old drive - plugged this puppy in and it took over and we are back in business. Works very well... very happy with this drive.
Was really an HGST (once Hitachi Global Storage Technologies, ...
William M. Mullins, Amazon
12 October 2015
Summary: Was really an HGST (once Hitachi Global Storage Technologies, now Western Digital), not really from Hitachi. Drive worked OK, but the HGST drives appear to have durability problems. I will know later.
Summary: Mistakenly thought item was DOA but turned out to be a faulty SATA cable that is not uncommon on macbooks around 2009-2011. ETRATECH were GREAT with their customer service in trying to resolve this. Would def use them again as a preferred supplier. Great price too!