Stac, Inc.

Stac, Inc.

Stac, Inc.

STAC, Inc is the manufacturer of THERMAFLOW, the highest quality hydraulic systems in the bulk transportation industry. THERMAFLOW hydraulic units are the heart and soul of our industry preferred systems. With the only `2 year warranty` offered in the industry, stainless steel construction and patented designs, its no secret why THERMAFLOW hydraulic coolers for trucks are the gold standard. Not only are we the manufacturers of the industry premium, THERMAFLOW hydraulic coolers for trucks, we are also a hydraulic service provider. Our certified fluid power specialists design custom hydraulic systems, hydraulic wet kits and hydraulic coolers, as well as distribute hydraulic components for trucks in the mobile transportation industry.

Company details

60 W Sycamore Street , Saint Paul , MN 55117 USA
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Business Type:
Industry Type:
Air and Climate
Market Focus:
Nationally (across the country)

This company also provides solutions for other industrial applications.
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What do we do?

We are the 'most trusted hydraulic resource in the mobile transportation industry'. For 35 years we have been specializing in mobile hydraulics. In fact, unlike other companies in the industry, 100% of our time is focused on hydraulics. It's all we do!

Not only are we the manufacturers of the industry premium, THERMAFLOW® hydraulic systems, we are also a hydraulic service provider. We design custom hydraulic systems, hydraulic wet kits and hydraulic coolers, as well as distribute hydraulic components for the mobile transportation industry.

Recognized Innovators in the Hydraulics Industry

In 2014, Discovery Channel® approached us to be featured on their award winning TV program, 'Innovations with Ed Begley Jr.'    The premise of the program is to inform viewers of innovations in technology across a wide array of industries. The producers did their research and because of our outstanding innovations and achievements in mobile hydraulics, decided we were the most qualified company to represent this industry for their episode on innovations in hydraulics. You can watch our segment below!

Let us deal with the hard stuff!

No more guessing, no more trial and error, no more researching...let STAC build a system for YOU. All you need to do is provide us with your system info and our team of certified fluid power specialists will custom design a system that best fits your specific needs! We exist to be YOUR hydraulics solution provider, and to be your overall hydraulics one-stop. No matter the combination of components or truck type, STAC has you covered.

  • Crude Trucks
  • Water Trucks
  • Sand Trucks
  • Chemical Transports
  • Well Primers
  • & More!

We take your concerns, questions, and needs with the utmost attention and importance. Our top management is only a phone call away, contact us today for any question.

we have the solutions for your specific hydraulic needs

As a child of a former midwest parts and service company (CATCO Parts & Service), we have the knowledge and experience to confidently consider ourselves as the premier mobile hydraulics company in North America. Our certified fluid power specialists have been designing mobile hydraulic systems since the early 80's, as well as manufacturing the highly successful THERMAFLOW Hydraulic Coolers, since the early 90's.

Have a question about pumps, motors, PTOs, hoses, filtration or cooling needs? We've got your answer! Looking to convert your outdated, mechanical drive to a hydraulic drive and don't know where to start? We can help! Want the know which hydraulic components will give your vehicle the smoothest running system? We can build that! Contact us anytime for your specific hydraulic needs!