300VDC High Current Fuse
This Ferraz Shawmut fuse is our trusted HV fuse, and has been by many EV builders over the years.
As a rough guideline:
It's best to choose the 400A fuse if you are using a 500A controller, and the 500A fuse if using a 750-1000A controller.
Fuse STEP files and spec sheets can be found in our 'Downloads' page.