Silencing the UPS

I bought a UPS a year back to use in the server rack.

What I did not think of was the noise level. I think I saw the specs and saw a fan, but didn’t think it would be spinning all the time, or to be so loud.
Well, I was wrong and the fan was a bit louder than I could accept.

First thing I tried was the easy one. I just swapped out the fan with another one I had, a Noctua. Known for their silence.
That worked for 5 minutes, after which the UPS decided the fan had stopped and turned itself off. The fan WAS running, though.
Apparently there must be an incompatibility with the RPM-sensors – perhaps.

Another solution was needed..

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New home made server rack

So I have had the current server rack for about a year now, and it has served its purpose well. But it was time for a new, better looking and more practical one.

I had planned this for a bit, size-wise, and ended up with something a bit lower, but deeper than the last one. Now nothing sticks out of the back anymore either.

Top and bottom being routed

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