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Ts4n5 vs quincy qt 7.5

masterofnone1987

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Joined
Nov 15, 2025
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3
Hello group,
I'm an RN but for fun im a wood worker, occasionally automotive work and just generally projoects. have been looking to upgrade my makita 5200 air compressor to be able to run air tools and not have to spend more time wait for my job site air compressor to recharge. I originally came across the IR ts4n5 at TSC. I went down to the store and was highly disappointed in the lack of quality and generally sloppy fit of the parts. I recently came across the quincy qt 7.5 single phase 220 at north 40 and the difference in quality is, well not even the same league and I love that they are made and manufactured in Alabama vs a 12 yo in India wearing flip flops (ts4n5). My question is what had been people experience and generally impression of the quincy brand? The price of the quincy wont break the bank for me and yes im aware that for a home shop I probably can get away with a more reasonably price unit.
 
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Speed-Racer

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Aug 25, 2008
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736
Welcome to the forum. The Quincy QT 5 and QT 7.5 are great machines. Do a search on the GJ forum for reviews. I own a QT5 and have no complaints. Having a large 80 gallon compressor is not overkill. Makes a lot of tasks faster, plus the dry air. Quincy Air compressors are worth the higher price than the imported lightweights. Look at the weight of the quincy compared to other brands. Some find deals are used models, but it is nice to buy it once and be done.

 
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masterofnone1987

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Nov 15, 2025
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Welcome to the forum. The Quincy QT 5 and QT 7.5 are great machines. Do a search on the GJ forum for reviews. I own a QT5 and have no complaints. Having a large 80 gallon compressor is not overkill. Makes a lot of tasks faster, plus the dry air. Quincy Air compressors are worth the higher price than the imported lightweights. Look at the weight of the quincy compared to other brands. Some find deals are used models, but it is nice to buy it once and be done.

Ive noticed the product weight is quite a bit heavier on the quincy. I want buy once cry once, the 50k hr rating, and putting food on american tables!!!!! Seems like a no brainer. Just a delightful bonus my local north 40 (regional farm store WA, ID, and MT). has them in stock for 3499. Looking for some real use experience before i pull the trigger. Thanx!!!!!
 

finn

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Mar 27, 2005
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Location
The UP, God's country
Unless you’re sandblasting on a regular basis, a 7.5 hp Quincy two stage compressor is overkill and inappropriate.

Consider the size and weight, as well as the electrical requirements of a 7.5 hp compressor, and identify the actual air requirements you need to support your hobby and its tools.

Also, recognize that battery tools are rapidly taking over the market formerly dominated by air, with the obvious exception of painting and media blasting.

Bigger isn’t always better. Get the tool that meets the job requirements.

There’s a reason you probably don’t drive a Peterbuilt to your nursing job, and a reason you don’t use a 12 pound sledge hammer for fine woodworking
 
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masterofnone1987

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Nov 15, 2025
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Unless you’re sandblasting on a regular basis, a 7.5 hp Quincy two stage compressor is overkill and inappropriate.

Consider the size and weight, as well as the electrical requirements of a 7.5 hp compressor, and identify the actual air requirements you need to support your hobby and its tools.

Also, recognize that battery tools are rapidly taking over the market formerly dominated by air, with the obvious exception of painting and media blasting.

Bigger isn’t always better. Get the tool that meets the job requirements.

There’s a reason you probably don’t drive a Peterbuilt to your nursing job, and a reason you don’t use a 12 pound sledge hammer for fine woodworking
I appreciate your input, the electrical requirements in my shop are sufficient for said compressor. Some of my higher consumption tools would be sanders, air ratchets, impacts, spray varnish, die grinder, ect. While battery powered are definitely becoming more popular especially for their portability. They are not without drawbacks (usually bigger, heavier, and require battery packs) my question was if quincy are good and worth the price? If we address if 7.5 80 gallon is inappropriately over kill for dies grinder and paint/varnish spraying im not sure i would agree. This is obviously not an inclusive list of hobbies and plans
 
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gatewaysysop

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Nov 11, 2008
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Arizona
I appreciate your input, the electrical requirements in my shop are sufficient for said compressor. Some of my higher consumption tools would be sanders, air ratchets, impacts, spray varnish, die grinder, ect. While battery powered are definitely becoming more popular especially for their portability. They are not without drawbacks (usually bigger, heavier, and require battery packs) my question was if quincy are good and worth the price? If we address if 7.5 80 gallon is inappropriately over kill for dies grinder and paint/varnish spraying im not sure i would agree. This is obviously not an inclusive list of hobbies and plans

If you can afford it without breaking the bank, you'll probably get a lot of enjoyment out of having some excess capacity and capability with a bigger compressor than you really need. I will point out that Quincy's QC isn't the greatest anymore, so be sure you understand the return policy and that you're willing and able to return it should you need to. Quincy products are great when they get it right, but that seems to not be as much of a sure thing as it once was. I'd sooner buy at a retail place I could return it to, than have one freighted to me and have to deal with the hassle of a freight return, that's for sure.
 

Junkman

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Dec 18, 2006
Messages
6,675
Location
Northeastern CT
I bought my QT5 about 35 years ago, and it has been a wonderful compressor that has been flawless from the beginning, with only one exception. It will lose air pressure overnight because of what I was told was a valve seating issue. When it was still under warranty, the technician came out and cleaned and reseated the valves. However, he also informed me that this issue was something he saw frequently and considered normal. It doesn't cause me any grief because when I am not in the shop using the compressor, the power is turned off.
While he was there, he also set up the quarter-inch piping, so if I wanted to use the compressor for sandblasting or another use that would cause the compressor to cycle on and off frequently, I could turn a single valve on the machine so the motor doesn't ever stop and keeps the compressor from overworking. I probably am not explaining this very well, because I don't remember exactly what that piping does, but it works as he said it would. My machine came with an oil filter and pressure-fed lubrication to the compressor internals. I have seen some other QT-5 compressors that don't have the oil filter on the side of the compressor head; however, I don't know how or why some have it and others don't. My only regret is the tank configuration; mine is a horizontal tank, and if I had the opportunity to do it over again, I would have purchased a vertical tank. A few years ago, I saw a QT-5 compressor with two heads and motors mounted on it for sale. I have always regretted not buying it because it was the ultimate compressor for sandblasting. Under certain conditions, I can deplete my air supply for a few minutes while the compressor catches up, but that is rare. This dual-head unit can be set up to only activate under specific conditions where a faster recovery is required.
I just conducted a Google search, and it indicated that the QT-5 is a splash lubrication head, while the QP-5 is a pressure feed head. Now I am wondering exactly what my unit actually is. I know that if I contact Quincy, they can provide me with the exact specifications for my machine based on its serial number. Now, I am doubting myself as to exactly what my unit is! This is a picture of the compressor that I previously posted on the forums.


MVC-001L (3).JPG
 

joe_padavano

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Feb 26, 2011
Messages
1,788
Location
Northern VA
While not a Quincy, I put together a large compressor a few years ago using a RolAir K30 pump (23 SCFM) and a 7.5 HP Baldor single phase motor. I ran a 60A circuit specifically for this compressor. My needs are automotive restoration so I do a lot of media blasting and use high-consumption air tools like die grinders, sanders, needle scalers, etc. The higher SCFM even makes media blasting almost pleasant now (well, except for the sand in the shorts thing...). I also use HVLP spray guns so the higher SCFM works very well for that also. If you can swing the Quincy, you'll never look back.
 

MacMcMacmac

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Joined
Oct 21, 2014
Messages
1,604
Location
canada
I bought my QT5 about 35 years ago, and it has been a wonderful compressor that has been flawless from the beginning, with only one exception. It will lose air pressure overnight because of what I was told was a valve seating issue. When it was still under warranty, the technician came out and cleaned and reseated the valves. However, he also informed me that this issue was something he saw frequently and considered normal. It doesn't cause me any grief because when I am not in the shop using the compressor, the power is turned off.
While he was there, he also set up the quarter-inch piping, so if I wanted to use the compressor for sandblasting or another use that would cause the compressor to cycle on and off frequently, I could turn a single valve on the machine so the motor doesn't ever stop and keeps the compressor from overworking. I probably am not explaining this very well, because I don't remember exactly what that piping does, but it works as he said it would. My machine came with an oil filter and pressure-fed lubrication to the compressor internals. I have seen some other QT-5 compressors that don't have the oil filter on the side of the compressor head; however, I don't know how or why some have it and others don't. My only regret is the tank configuration; mine is a horizontal tank, and if I had the opportunity to do it over again, I would have purchased a vertical tank. A few years ago, I saw a QT-5 compressor with two heads and motors mounted on it for sale. I have always regretted not buying it because it was the ultimate compressor for sandblasting. Under certain conditions, I can deplete my air supply for a few minutes while the compressor catches up, but that is rare. This dual-head unit can be set up to only activate under specific conditions where a faster recovery is required.
I just conducted a Google search, and it indicated that the QT-5 is a splash lubrication head, while the QP-5 is a pressure feed head. Now I am wondering exactly what my unit actually is. I know that if I contact Quincy, they can provide me with the exact specifications for my machine based on its serial number. Now, I am doubting myself as to exactly what my unit is! This is a picture of the compressor that I previously posted on the forums.


MVC-001L (3).JPG
This is a Quincy QR series 325, which is a full on industrial compressor in another league of quality altogether.
 

BobnCO

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Joined
Apr 2, 2023
Messages
224
As a woodworker (carpenter really) myself the most cfm’s will likely be spraying finishes if you do that (I’m all water based now, although you can often get better lay down with conventional if that’s your choice).
Either Quincy would do. My first real compressor was a very old beat up Quincy “one lunger” but it was 100% reliable. As said for say sandblasting or sanding cars etc for hours you would benefit from the 7.5. I’m setting up my retirement shop now; bought my buddies place (2,400sf red iron building with small house : ) It came with newer Champion 7.5 (3 phase) and I love it! Going to build/restore some old Landcruisers. Have fun! (The fact that the family included the compressor help close the deal.. I’m a good compressor *****..😂
 
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