With rising temperatures and component prices, I’m getting paranoid about long-term safety/reliability of my ML desktop (RTX 5090 + Ryzen 9950X).
I currently use a Symphony air cooler (Diet 3D 55i+ Tower) with filters (PM2.5/dust etc.), but I’m worried air coolers increase humidity and may pull in more dust, which could be bad for PC parts over time (corrosion / worst-case condensation).
I’m considering installing an AC mainly for stable temps and better humidity control.
Questions:
Is cooler-added humidity actually risky for PCs in Indian(pune) conditions, or mostly a myth?
Does an AC meaningfully improve longevity/safety (humidity + dust + temps)?
What humidity range should I maintain? Should I buy a hygrometer first?
If I stick to the cooler, what are best practices to reduce risk?
I may shift next year, but I’m fine installing an AC mainly to protect the PC (no complaints with the cooler otherwise).
Get a humidity sensor. That will give you clear cut answer on whats the situation in your room.
Ideal i think is 40-60.
I live in Mumbai which is very humid except in winters. so 70%+ generally and sometimes 80%+ within my closed room.
On top of that during monsoon i used to dry clothes within the room which would spike humidity to high 90s ( found that out after buying the sensor). Pune is less humid, but i would imagine that a cooler would do something like this.
My old 1050 died after about 5.5 years. I opened it up and it had decent amount of oxidation damage. I have had multiple components die over the years, cant say if this was the reason but could be. Definitely was for the gpu. Nothing died very quickly so its probably not an immediate problem. But service centers will likely reject warranty if there is such damage, even if it wasnt the cause.
Dust + high humidity seems to be bad news.
Its also not healthy. Now, i use a dehumidifier most of the year. Also humidity tends to be more overnight.
Get sensor first and then see what you need to do.
I run cooler for a good 15+ hours in Pune from Apr-Jun and I haven’t observed anything what you mentioned. Only thing is before start of the summers I do an extremely thorough cleaning of the entire case like everything shines gold and silver-brand new. Then I”m set for another year.
Dont be so paranoid, people run high-end rigs underground with little to zero ventilation yet their rig performs class for many years.
It’s not a good idea to use evaporative air cooler in the same room as a desktop pc, rust is inevitable and by the time you notice rust, it’s too late.
Either get an AC or a free flowing exhaust to keep fresh air flowing through the room.
Source: owned a bajillion rusted pcs that all died randomly since the 90s. Got rid of the air coolers, not a single rusted pc or component in 6+ years.
Can’t afford AC, so I take 5min showers thrice a day in the summer to keep cool.
My motherboard won’t start if humidity climbs above 83% (monsoons), I need to use a hairdryer on it for a minute or so for it to start up. But the almost a decade old laptops work fine..
i leave my case open, so dust+humidity condensing on it is the possible culprit here too..
Other exposed PCBs seem to be working fine, 7 year old raspberry pi, few year old esps etc