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Holtec Nitrogen Generator Systems

At Holtec Gas Systems, we specialize in providing cutting-edge on-site nitrogen (N2) generator systems that cater to a wide range of industries. With our focus on innovation, reliability, and performance, we are your ultimate provider for all your nitrogen generation needs.

Produce Your Own N2 to Save Money

When you are in control of your own N2 production, you can adjust the purity, quantity, pressure, and flow exactly as needed for your application. With a Holtec Membrane or PSA Nitrogen Generator, you can reduce your costs and eliminate the hassle and safety issues of high-pressure cylinders and liquid nitrogen supplies.

Our turnkey N2 Generators are ready for direct connection to a compressed air supply. With a capacity range from 20 to 250,000 SCFH (0.5 – 6,700 Nm3/h) and nitrogen purities between 95%- 99.999%, Holtec N2 Generators are fit for most applications.

We provide standard nitrogen systems or custom generators that are tailor made in accordance with your precise specifications and nitrogen purity requirements. 

At Holtec, we also provide comprehensive aftermarket services for our nitrogen generators, boosters and systems, including engineering support, and repair services.

Let Holtec Design an N2 Generation System for You

While our standard products make system selection easier, our ability to understand your application, your environment, and your users allows us to configure a system that meets your needs precisely.

At Holtec, your satisfaction is our top priority. We are experts at designing a solution that is right for your needs. Rather than simply providing a standard product, we will work with you to solve your application challenges. Let Holtec be your valued partner during the N2 generation system selection process!

Our Nitrogen Generation Solutions

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Membrane Nitrogen Generators

These innovative nitrogen gas generators employ selective permeation through hollow fiber membranes to separate nitrogen molecules from the surrounding air. They produce high-purity nitrogen gas on demand.
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PSA Nitrogen Generators

Pressure Swing Adsorption (PSA) Nitrogen Generators use a clever adsorption process to extract oxygen from ambient air, allowing a high-purity nitrogen stream to pass through into your process. They are designed to generate nitrogen gas of the highest purity. Regardless of the size of the nitrogen generator you need, Holtec has a solution that will meet your needs without sacrificing purity.
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Nitrocheck™ Quality Testing

Your Nitrogen generator plays a critical role in your facility. Because quality is so essential, we now offer NitroCheck™ tests through our partner Trace Analytics. NitroCheck is an accredited, ISO 8573 certified test for particles, water, and total oil. Get peace of mind that your equipment continues to operate at its best.

Our Project Portfolio

Our project portfolio showcases our expertise in delivering efficient and reliable nitrogen generator systems for various industries. Through innovative technology and engineering, we have consistently provided our customers with nitrogen generator systems to match their application and environment. Learn more about our portfolio of projects.

See Project Portfolio

What Nitrogen Generation Technology is Best For Your Needs

We proudly manufacture nitrogen generators based on both the principles of Pressure-Swing Adsorption and Membrane gas separation technologies. When choosing the solution for you, the question arises: which of these nitrogen generation technologies aligns with your specific needs? Beyond cost savings, there are other critical factors to consider before choosing the best technology for your application. Learn more about how to choose the right technology.

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At Holtec, it’s about Science Force, not Sales Force!

With over 100 years of combined engineering experience in the gas separation industry, Holtec is a global supplier of PSA systems and Membrane nitrogen generators for producing high purity nitrogen gas. Holtec engineers began designing and manufacturing reliable nitrogen generation systems from our location in Chesterfield, Missouri, USA in 1999. In 2020, we moved into a much larger facility in nearby St. Charles, Missouri where we can now build even the largest systems in house.

With broad experience in the field of nitrogen generation, our products serve industrial applications globally in a wide variety of environments. Covering various industrial settings, our in-house team of engineers deliver state of the art products and solutions to our clients.

Our suite of standard products provide cost-effective solutions to most industrial applications. In addition, we are well adapted to delivering highly customized systems; taking full responsibility for engineering, procurement, fabrication, supply, and installation.

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Latest News

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HOLTEC WINS AN “E” AWARD AT THE 61ST PRESIDENT’S AWARD CEREMONY

FOR IMMEDIATE RELEASE, Contact: Office of Public Affairs July 13, 2022 publicaffairs@trade.gov U.S. Secretary of Commerce Gina Raimondo Celebrates American Innovation at the 61st President’s “E” and “E Star” Award Ceremony WASHINGTON – Today, U.S. Secretary of Commerce Gina Raimondo
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THORSTEIN HOLT, PRESIDENT OF HOLTEC GAS SYSTEMS, LLC, NAMED EXPORTER OF THE YEAR

St. Louis, MO – Today the U.S. Small Business Administration (SBA) St. Louis District Office announced that Thorstein Holt, President of Holtec Gas Systems, LLC, is the 2022 Exporter of the Year for Eastern Missouri as part of the National …
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HOLTEC GAS SYSTEMS RECEIVED THE GLOBAL PIONEER AWARD

ST. CHARLES, MISSOURI – Holtec Gas Systems is proud to announce that we have recently been awarded the Global Pioneer Award for their success bringing nitrogen generation systems to the international market The award is given annually by the St. …
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HOLTEC GAS SYSTEMS & MODEC: SUPPORTING MISSOURI EXPORTERS GROW THEIR EXPORT BUSINESS

Thorstein Holt has been chosen as a Missouri District Export Council (MODEC) member with a 4 year term starting 1/1/2022 to help other companies grow their export business. Export has always been an important part of Holtec’s business since
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HOLTEC GAS SYSTEMS RECOGNIZED AS AN OUTSTANDING EXPORTER HONOREE IN 2021

A significant portion of the nitrogen generators Holtec Gas Systems is manufacturing is exported. Some years, the export has exceeded 50% and we have customers in 34 countries. In recognition of this, we received an export award in 2021
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HOLTEC TO EXHIBIT AT FABTECH 2021

North America’s largest metal forming, fabricating, welding and finishing event heads to McCormick Place September 13-16, 2021, and Holtec will be there! Make your plans now to join us at the show and come see us at booth A3297. Learn …
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Holtec are expanding through $3 million investment

Holtec are expanding through $3 million investment Holtec Gas Systems, a certified designer and manufacturer of advanced nitrogen generators, has announced an investment of around $3 million to purchase and update a 50,000-square-foot facility to expand in St. Charles. Holtec …
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HOLTEC FEATURED IN MANUFACTURING TODAY

Holtec featured in October 2020 issue of Manufacturing Today
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HOLTEC TO EXHIBIT AT FABTECH 2021

North America’s largest metal forming, fabricating, welding and finishing event heads to McCormick Place September 13-16, 2021, and Holtec will be there! Make your plans now to join us at the show and come see us at booth A3297.
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VISIT BY REPRESENTATIVE WAGNER

Holtec was happy to receive Representative Ann Wagner (2nd district, Missouri) at our offices last week. Representative Wagner was given a tour of our manufacturing facilities and a brief introduction to our current business climate. She was happy to discuss current and upcoming tax legislation and what is needed to help our business...