Commercial Refrigeration Technology - Training Program
Get the edge with Commercial Refrigeration

Career training for commercial refrigeration

Offered in Colton, CA this program will prepare students to perform the duties and responsibilities required by the entry-level positions in the commercial refrigeration field. Students will learn skill sets related to safety protocols, specialized hand tools pertaining to the Commercial Refrigeration Field. Students will learn fundamental concepts, practices of walk-in freezers, ice machines, chillers and cold plate systems. Students will develop critical thinking skills to troubleshoot HVAC/R problems. Upon completion of this program, students will learn safety protocols for handling alternative refrigerants such as R290, R1234yf, R600a, and R717. Students will be prepared to take the NATE Certification exam for Commercial Refrigeration. Other optional certifications students will be prepared to
pursue include Employment Ready, and RSES exams.


What you’ll learn in the Commercial Refrigeration Technology program:

  • Orientation, Safety and Tools
  • Microprocessors, Cold Controls, and Defrost Controls
  •  Multiple Compressors/Multiple Evaporators
  • Walk-in and Reach-in Freezers
  • Ice Machines
  • Chillers, Water Towers, Cascade Systems
  • Cold Plates and Transport Refrigeration
  • Alternative Refrigerants – HFO
  • Absorption System
  • NATE Certification Preparation

FAQ about the Commercial Refrigeration training program:

Where are the classes offered?
The Commercial Refrigeration Technology course is offered in Colton, CA.
How long is the program?
The Commercial Refrigeration Technology class is designed for the working professional.  At only 360 hours, you’ll complete it in approximately 18 weeks.
What is the class schedule?
This is an evening program only.  Class meets Monday – Friday from 5:30 – 9:30 pm.
How much does the program cost?
Check out tuition costs from the student catalog's program description. This affordable program can be financed a few different ways, but is not eligible for federal aid (Title IV – Pell Grants and Student Loans).  You’ll want to meet with a financial aid advisor anyway to discuss other options which may be available to you. Students with a need for financial assistance may enter into a three-part student payment agreement.
What kind of certifications or licenses will I be prepared to take?
Students will be prepared to take the NATE Commercial Refrigeration exam.  The test is administered on site and a one-time testing fee is included in the program fee. Retakes are not included.
What types of jobs will I be qualified for after I graduate from the program and what can I expect to make?
When you’re trained in commercial refrigeration, you’re qualified for a variety of jobs.  You can learn more about jobs and pay in your area by checking out the link below to see what knowledge and skills you need and to find out about local job outlook and salary ranges::   *Job Outlook and Salary data provided by
When does the next class start and how to I apply?
CET has open enrollment, so once your enrollment is completed, you can start right away.  Learn more by visiting the Admissions page.

*Sources are listed to provide additional information on related jobs, specialties, and/or industry. Links to non-CET sites are provided for your convenience and do not constitute an endorsement.