Hacker News Reader

Terminally.

I admire your optimism that all the fuses will behave similarly.

For a hobby project like this, I don't think you need utmost certainty.

And if you're building aircraft, why are you shopping on Aliexpress?

Not utmost, but if I put one in my car, it matters if one burns at 2A and the other at 4A.

Right? The best you can do it test a sampling of fuse from a batch, to there failure point, which destroys the fuse.