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Announcement:

We are pleased to announce the launch of our new Hitachi Astemo America’s Inc., Supplier Portal. Here you will find all the necessary information and systems to supply parts to Astemo.



  • Online Order System (OLOS)
  • Supplier Portal
  • PSD Corrective Action Portal
  • Supplier Handbook
  • Supplier Quality Manual



Effective immediately, please bookmark and begin using the following URL to access our new Supplier Portal: https://am.hitachiastemo.com/supplier-portal. All internet browsers are supported except for Internet Explorer (IE). Access to the current supplier portal, https://www.keihin-na.com/suppliers, will end on November 28, 2022.