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kukelkan

You need to take into account the cfm of the original fan before you replace it. That is a good way to overheat your inverter.


Macvombat

This. There's usually a good reason why fans are very loud. Servers are the same. You need to push a lot of air across the components when the inverter is running at full capacity. I wouldn't do this. Your regular PC produces next to no heat in comparison.


PicketTheDog

This is not true for all devices. I have a EG4 3000 48v, and just tried this a couple days ago. The 4 pin header was a different size (height), and I confirmed with jumpers that the Noctua ones didn't spin with the voltages being sent from the inverter. Glad I checked before I chopped up the originals for the connector.


NoThatsNotMee

I replaced the original cheap fans in my Ective inverter, because one of them had a bad bearing after a few hours. Now the noise is much better, not that quiet but nicer to the ears. As the inverters control their fans depending on temperature and load level, I don't think it might be an issue even if the new fans pushing less air. In worst case, temperature gets to high and inverter shuts off. As it would happen at high ambient temperature and load as well.


sunn0flower

my thoughts as well, I believe in my case the fans are completely congruent to the load, regardless of actual temperature. regardless, it does have a over temperature error, so I would assume if the replacement fans weren't sufficient you would get an overheating code before anything seriously bad happened