Fuses and Circuit breakers - hoylabs/OpenDTU-OnBattery GitHub Wiki
Why DC current is very different and more difficult than AC current and what is the difference between Fuses and Circuit-Breakers?
Here is a good page with explanations and some videos: https://www.mobile-solarpower.com/fuses.html
Popular Amazon.com DC Fuse Showdown: Continuous Load Heat Test, Overload and DEAD SHORT Testing! https://www.youtube.com/watch?v=7Fbga77ERtY
Testing Cheap DC Breakers from Amazon.com https://www.youtube.com/watch?v=ufj_iJzFIEU