The Sunon Fans MB50100V2-000U-A99 tubeaxial fan went obsolete on 12/21/2018. You can view the EOL here. An alternate we can offer from Sunon Fans is MF50100V2-1000U-A99. Below is a side by side comparison of the two fans. You can also review the manufacture data sheets by clicking the respective link:
Obsolete Part: MB50100V2-000U-A99
Suggested Replacement: MF50100V2-1000U-A99
The TechForum Cross Reference category is for parts that Digi-Key does not sell or parts that have gone obsolete. Our Engineers and Techs have reviewed the specifications for these parts and made a recommendation for a replacement. Please review the suggested part to ensure it will work for your application.