The most popular HITACHI products:

ULTRASTAR C10K300 (DATASHEET)
WDA
ULTRASTAR 2XP
ULTRASTAR 18ZX
TRAVELSTAR 4LP
DESKSTAR (DSAS) (SIMPLE INSTALLATION GUIDE)
TRAVELSTAR (DHAS)
DESKSTAR 22GXP
DESKSTAR 14GXP (SIMPLE INSTALLATION GUIDE)
DESKSTAR 7K80 (REFERENCE GUIDE)
DESKSTAR 7K250 (SIMPLE INSTALLATION GUIDE)
DESKSTAR 75GXP (QUICK INSTALLATION GUIDE)
DESKSTAR 60GXP
DESKSTAR 4
DESKSTAR 3
DESKSTAR 37GP
DESKSTAR XP
DESKSTAR (DSAS)
DK23EB SERIES
ENDURASTAR N4K20
TRAVELSTAR 18GT (DATASHEET)
TRAVELSTAR 12GN
TRAVELSTAR 25GS
TRAVELSTAR 3XP
TRAVELSTAR 32GH (DATASHEET)
ULTRASTAR C10K300
ULTRASTAR 36LP (QUICK INSTALLATION GUIDE)
ULTRASTAR 2ES
ULTRASTAR 18XP (QUICK INSTALLATION GUIDE)
TRAVELSTAR 5GS
TRAVELSTAR 5K120
0663
DESKSTAR 16GP (SIMPLE INSTALLATION GUIDE)
DESKSTAR 14GXP
DESKSTAR 7K500
DESKSTAR 7K250 (REFERENCE GUIDE)
DESKSTAR 75GXP (DATASHEET)
DESKSTAR 5 (SIMPLE INSTALLATION GUIDE)
DESKSTAR 40GV (SIMPLE INSTALLATION GUIDE)
DESKSTAR 37GP (SIMPLE INSTALLATION GUIDE)
DESKSTAR 8 (REFERENCE GUIDE)
DESKSTAR (DALS)
DK23DA SERIES
MICRODRIVE 512MB (QUICK INSTALLATION GUIDE)
TRAVELSTAR 25GS (REFERENCE GUIDE)
TRAVELSTAR 18GT
TRAVELSTAR 10GT
TRAVELSTAR 2XP
TRAVELSTAR 3LP
TRAVELSTAR 32GH
ULTRASTAR C15K147
ULTRASTAR 36LP
ULTRASTAR 18ZX (QUICK INSTALLATION GUIDE)
ULTRASTAR 18XP
DESKSTAR XP (SIMPLE INSTALLATION GUIDE)
TRAVELSTAR 5K80
DESKSTAR 25GP (REFERENCE GUIDE)
DESKSTAR 16GP (REFERENCE GUIDE)
DESKSTAR 34GXP (SIMPLE INSTALLATION GUIDE)
DESKSTAR 7K400 (SIMPLE INSTALLATION GUIDE)
DESKSTAR 75GXP (SIMPLE INSTALLATION GUIDE)
DESKSTAR 75GXP
DESKSTAR 5
DESKSTAR 40GV (REFERENCE GUIDE)
DESKSTAR 37GP (REFERENCE GUIDE)
DESKSTAR T7K250
DESKSTAR (DJAA)
DK23CA SERIES
MICRODRIVE 512MB
TRAVELSTAR 18GT (QUICK INSTALLATION GUIDE)
TRAVELSTAR 15GN
TRAVELSTAR 25GS (DETAILED INSTALLATION GUIDE)
TRAVELSTAR 2LP
TRAVELSTAR 3GN
TRAVELSTAR 30GT (QUICK INSTALLATION GUIDE)
ULTRASTAR (DFMS)
ULTRASTAR 2XP (QUICK INSTALLATION GUIDE)
ULTRASTAR 18ZX (DETAILED INSTALLATION GUIDE)
TRAVELSTAR 4K80
DESKSTAR (DALA)
TRAVELSTAR E5K250
DESKSTAR 22GXP (SIMPLE INSTALLATION GUIDE)
DESKSTAR 16GP (DETAILED INSTALLATION GUIDE)
DESKSTAR 7K80 (SIMPLE INSTALLATION GUIDE)
DESKSTAR 7K400
DESKSTAR 75GXP (REFERENCE GUIDE)
DESKSTAR 60GXP (SIMPLE INSTALLATION GUIDE)
DESKSTAR 4 (SIMPLE INSTALLATION GUIDE)
DESKSTAR 3 (SIMPLE INSTALLATION GUIDE)
DESKSTAR 37GP (DATASHEET)
DESKSTAR T7K500
DESKSTAR (DSAA)
DK23EB SERIES (DATASHEET)
ENDURASTAR N4K50
TRAVELSTAR 18GT (DETAILED INSTALLATION GUIDE)
TRAVELSTAR 14GS
TRAVELSTAR 25GS (DATASHEET)
TRAVELSTAR 40GNX
TRAVELSTAR 32GH (QUICK INSTALLATION GUIDE)
TRAVELSTAR 30GT (DATASHEET)