Air Compressor recommendation

I had an old 20 gallon C.H. (hanging from the basement joists on rubber vibration straps) in a drywall box. It was loud, barely tolerable. Temporary solution was one of those tiny quiet compressors (like the one in the previous post), it was much quieter than the C.H. But still quite annoying and ran often because of the small tank. Fast forward to now....I picked up a used but almost new Sanborn 60 gallon (these are 3600 RPM and pretty noisy). I relocated it to the concrete cavity under the basement steps in the garage. So I now have a 10" concrete wall between the compressor and my basement shop. I also added some sound mat around the head which did a good job of attenuating the annoying higher frequency noise. It's now so quiet that I can only detect the compressor is running if there is no other sound in my shop and I strain to hear it, so total success. So explore all options for relocation.

I rigged it up with remote control Asco valves for both air output and drain.

I hear nothing but good things about Quincy compressors.

If/when the Sanborn dies, I will be looking for an old school 1800RPM compressor head.
 
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Just got the unit I paid $110 for set up in the shop. NOT running yet. Its a quincy model 325 with a 5 Hp 3 phase motor. Have a VFD coming from automation direct.

The old wore out 110v unit is in bottom of photo

quincy 325 5Hp 3phase.jpg
 
The size and brand you buy are, of course, dependent on how much you want to spend.
Generically, my preference is that the compressor be vertically oriented to save space, I also have found that oil-less compressors are too loud. Belt drive, wet crankcase, two cylinder compressors are preferred.
 
I had a blow off valve at the bottom of my tank develop a slow leak. It made my tank run down. I was hanging out and was surprised that my compressor came on again. It was enough to have it run every few hours. I replaced it with a new stainless valve and now the cycle time between top offs is well over 48 hours.

I attempted to write a favorable valve review on Amazon and it got flagged for a "bad word". I had to explain to the idiots that the bad word was an acronym and it was cast on the side of the part, and in full view, on Amazon, as posted by the seller. The valve was rated for Water Oil & Gas. W.O.G. is apparently not a good word in some places in the world. I certainly didn't know.

Quincy compressor 60 gallon. Let's me do minor abrasive blasting without much trouble. Great for automotive work. A lot quieter than the old POS that I had, since the Quincy runs at lower RPM. One of my better purchases.
 
In the same quality range as Quincy and also made in USA is Saylor Beall. Here's one i picked up for (what i think is) a song and a dance from an estate sale:

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I have a 7.5 hp 2 stage champion, equal to quincy of same level, did serious shopping at the time.

The higher grade quincy was not available in vertical tank due to weight, ad for personal use, too expensive.

1770 rpm motor, but large drive pulls so compressor winds up fast.

A bit on the louder side.

At work, we have the 10 hp version, Ingersoll, a project is to remote the air cleaner.

Sent from my SM-G781V using Tapatalk
 
I was in Rural King yesterday and they have some vertical Quincy's that looked similar to mine. took a closer look and the electric motor was made in china. :(
 
besides the Quincy that is in my shop, which is about 150 feet from the house, I have this in the garage for tires and whatever around the house. it runs my old and rebuilt yk.jpg1/2" impact wrench pretty well for rotating tires, but only because that doesn't require long run times. it's not a quiet compressor but it doesn't bother me.

PXL_20241118_154729722.MP.jpgPXL_20241118_154740248.MP.jpg
 
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