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What is superheat in HVAC? Find out what you need to know.
If you want to work in the HVAC and refrigeration industries, you’ll want to know what superheat is. Click below to find out what superheat is and how it’s used in a refrigeration career.
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Train at RSI - without a high school diploma
You could enroll in RSI—without a high school diploma or GED. Contact RSI for more information on how you could qualify.
Programs that Prepare You for a Career
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Refrigeration Technologies
Program duration: 6 months
Learn moreThe Refrigeration Technologies program teaches students electrical and mechanical principles with hands-on diagnosing, servicing, and repairing heating, cooling and refrigeration problems to prepare them to work as service and maintenance technicians.
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Electrical Applications
Program duration: 7 months
Learn moreThe Electrical Applications program at RSI is the perfect fit for someone who wants a career where they can work with their hands and finish electrician school quickly. TWS gives students a hands-on education in a real-world environment where they are taught by industry-experienced professionals.
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Welding Specialist
Program duration: 7 months
Learn moreThe Welding Specialist program prepares a graduate for entry level positions in structural, pipe and pipeline, and thin alloy welding. This intense program is primarily lab based and focuses on developing critical welding skills.
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Electro-Mechanical Technologies
Program duration: 9 months
Learn moreThe Electro-Mechanical Technologies combines the courses of the Electrical Technologies and Refrigeration Technologies programs and includes an overview of Photovoltaic Science and an introduction to the Fundamentals of Solar.
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Mechanical Maintenance Engineering
Program duration: 15 months
Learn moreThis program builds upon skills learned in the Electro-Mechanical Technologies program and gives students more in-depth training to prepare them for careers requiring the understanding of all interrelated workings in facilities and commercial environments.
A New VR Experience
Train anywhere. Anytime.
Enhance your training with the new virtual reality (VR) experiences from RSI. Designed by expert welding, electrical and HVAC/R professionals for students, our VR technology enables students to practice anywhere at anytime without having to use physical tools or work in labs.
Visit the program pages below for more information.
CHECK OUT OUR LATEST BLOG POSTS ON THE SKILLED TRADES!
Skilled Trades
Can You Go to School while on Active Duty?
Servicemen and servicewomen dedicate their lives to protecting the liberties and safety of all Americans. Unfortunately, many members of the military family struggle to join their civilian counterparts when pursuing further education. They face obstacles that most students never have to worry about. Is school...
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Graduate Connections
Graduate Connections – Meet Zac Darling
Zac, 33, is from a town called Weedsport, 30 minutes west of Syracuse, in upstate New York. Zac graduated from the nine-month Electro-Mechanical Technologies program in the spring of 2022. A month later he started the Welding Specialist program. He graduated from the RSI welding...
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Over 50 Years of Excellence
The Refrigeration School, Inc. was founded in Phoenix, AZ in 1965 and has since been working to train skilled HVAC/R technicians.
We offer a variety of programs and class sessions in order to fit your needs.
Get Started!HVAC/R & Welding Training On Your Terms!
- Both day & evening classes available
- Hands on HVAC/R & Welding training
- Scholarships
- Help seeking available financial aid for those who qualify
- Faculty and staff who care
- Career Services for graduates
- AOS degree course credits accepted by University of Phoenix
RSI Graduates Are In-Demand
RSI can train you for a successful career in heating, ventilation, air conditioning, refrigeration (HVAC/R), solar, electrical technology and welding. This industry is vital on a global scale for climate control, refrigeration, and electrical services.
Over 10,000¹
Graduates
91%³
Overall Employment Rate
$50,070²
Annual Mean Wage
Alumni Testimonials
Jamie Mangiaracina AOS in Mechanical Maintenance Engineneering
RSI is everything they say they are
“I attended RSI MME Program. I was in class 9 months and online for 6. Although due to health reasons I have not been employed yet with the awesome team that career services has I would have right away. Now almost 2 years later, they haven't given up. I still…”
C.Welling Electro-Mechanical Technologies (HVACR)
Great experience
“After attending RSI it was not long for me to locate a job even though I was looking out of Phoenix and the career department didn't have many out of area leads. After working for a year or so and seeing other people hired right out of school (not RSI)…”
Jose delgado Refrigeration Technologies
Great school
“Rsi school was a great affordable school for me I got a fantastic job right out of school. My life has changed in so many ways since I graduated I went to school to learn a trade and become something in life and because of the teachers and the school…”
