Future-Proof Your HVAC Installations
Flame-free press fittings designed to cut install time and improve reliability
- Install Joints in half the time
- Super Pressure Ratings
- No O-Rings
About Us
Introducing RCS: The Future of Mechanical Refrigerant Couplings.
In an industry where performance and reliability are critical, RCS is the innovation you’ve been waiting for. RCS sets a new standard in Mechanical Refrigerant Couplings, combining unparalleled quality control and advanced engineering to deliver a product that’s built to exceed expectations.
Unlike any coupling on the market today, RCS is engineered with one core focus: to provide superior durability, efficiency, and reliability. Our meticulous engineering process ensures that every coupling is crafted to perform flawlessly in even the most demanding environments.
When you choose RCS, you’re not just choosing a coupling — you’re choosing a product that delivers exceptional performance, reliability, and value.
Ready to experience the future of mechanical refrigerant couplings?
Let RCS lead the way with cutting-edge design and engineering excellence.
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Safer Flame-Free Connectors
Increased safety with flame-free connection
Lowest entry cost in the industry
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Industry Leading Pressure Rating
1500 psi rated working pressure
Compatible with all modern refrigerants
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Increased Install Productivity
Reduce labor costs and faster start ups
No nitrogen purge, No hot-work permits
★★★★★
The RCS fitting system has revolutionized the installation and servicing of refrigerant piping. Its press-on style eliminates the need for torches and brazing, making the process significantly faster—twice as fast as traditional brazing. Additionally, there is no need for nitrogen purging or displacing oxygen during installation. The fittings are sleek in design and have been proven to handle maximum working pressure, allowing for easy installation with minimal effort. With the increasing use of new A2L refrigerants, these coupling systems are likely to become even more prevalent. - Shane Q.
★★★★★
I’ve been a mechanical contractor for 30 years and have been using the RCS Engineered Piping System in my business for the past 10 years across VRF, unitary, and data room refrigerant systems.We’ve installed hundreds of systems, and I haven’t had to return for a single refrigerant leak or compressor failure.RCS has completely changed the way we install refrigerant piping. The reduced install time, faster commissioning and start-ups, ande limination of refrigeration call-backs have had a major impact on how we runour jobs.When you compare the added material cost to the labor savings, the decision is a no-brainer. We consistently see up to 30% increased margins on our jobs.I stand behind this product completely. I trust it in my own business and can’t say enough about how well the RCS system performs. – Rob J.
★★★★★
Thank you for creating this product. I have been using the RSC fittings and copper for roughly three years, and I have been very impressed with the quality of these products. There is a small learning curve, but once you get the hang of it, it works great. I have yet to experience a fitting failure that wasn’t my fault (Note: always clamp evenly and avoid using too much sealant).The ability to use bendable copper allows for a 20-foot run with multiple bends and only connectors at the ends, which saves time and reduces potential leak areas. I would highly recommend this for anyone installing VRF systems. There’s no need for purging, and there’s no risk of contaminants entering the systems due to brazing. - Steve B
★★★★★
I’ve used the RCS system now 5 years. My experience with the RCS couplings has been great. Its basic concept makes it rather easy to teach someone in little to no time. It has saved me many hours on the job. I personally if installed properly have never had a leaking coupler yet! I would recommend this product to anyone in the HVAC industry. – Jason G
Refrigerant Coupling Systems, INC.
1495 Nichols Drive, Rocklin, CA 95765
Office: (916) 644-3244 Fax: (916) 408-6606