List of Best Refrigeration & AC Repair Technician Courses

Do you want to become a refrigeration and air conditioning technician? If yes, this post will be of help to you. Here, I’ve listed down some of the best RAC (Refrigeration and Air Conditioning) training courses available in India.

RAC Repair Training Course

Refrigeration and Air Conditioning systems are used to different purposes. These devices are used both domestically and commercially. Here’s an example of domestic RAC appliances – refrigerator and air conditioner that we use at home. Here is an example of commercial use – RAC units used in cold storage and labs. Also check – D.Voc. courses in India.


If you want to become a refrigerator or air conditioner technician, the training programs listed in this post will be of help to you! In this post, you will find the names of relevant RAC training courses. Apart from the names of courses, you will also find additional details such as – eligibility, duration, fees and admission process. Also check – IGNOU diploma programs.


Before heading to the meat of the matter – list of refrigeration and air conditioning repair courses in India – let us check out some basic details about this domain (RAC). Let us start –


RAC (Refrigeration and Air Conditioning): Basic Details

RAC systems are used for various tasks. We use these systems for domestic as well as commercial use. Refrigerators, AC, cold storage, cold storage vehicles, labs, food storage units – RAC systems are being used in these types of devices and setups.


RAC stands for Refrigeration and Air Conditioning. An RAC system is complex and consists of different types of parts and components. Some of the notable components include –

  • Compressor
  • Wiring
  • Fan
  • Capacitor
  • Start relay
  • Condenser
  • Motor kit
  • Drain tube
  • Defrost thermistor
  • Diffuser
  • Control board
  • Tubes
  • And more…


Commercial RAC systems are much more complex and large. They serve different purposes such as – preserving large quantity of food products, preserving lab samples etc. Domestic RAC appliances are used for purposes such as – preserving small amount of food products and keeping the built environment temperature under control.


Like other pieces of machinery, RAC systems could also run into trouble! Compressor, tubes, fan, wiring – issues could arise in any part of an RAC system! Issue within one part can affect the functioning of the whole system! For example – faulty wiring can cut power supply and stop the device from starting!


In order to understand the working of RAC systems, one must be knowledgeable in areas such as physics, chemistry, mathematics, electricity and electronics. This is where RAC repair training programs come handy!


Refrigeration and air conditioning training programs will train you in the following areas –

  • Working of RAC Systems
  • Installation of RAC Systems
  • Operation and Maintenance of RAC Systems
  • RAC Devices
  • Work Safety
  • Performance and Quality Testing


After completing one such training program, you will be able to perform tasks such as –

  • Installing RAC system
  • Repairing RAC system
  • Operating RAC system
  • Configuring RAC system
  • Identifying and troubleshooting issues
  • RAC parts and components
  • And more…


RAC repair training course formats

In India, RAC repair training programs are available in the following main formats –

  • Certification programs
  • Informal training programs
  • Diploma programs
  • Bachelor’s Degree programs


Let us check out some of the prominent courses –


List of Refrigeration & Air Conditioning repair courses in India


1 RAC Certificate courses

Certificate in RAC systems repair, as the name suggests, is a certification program. It is a vocational training program. Course duration could be anywhere between 3-6 months. This program is being offered under skill development programs across India.


2 RAC Informal training programs

Many private institutes are known to offer informal RAC repair training programs. These are informal training programs. So the course content may vary from one institute to another. Course duration could be anywhere between 1-3 months.


3 RAC Diploma programs

Skill Diploma in RAC repair is a well known Diploma course related to RAC technology. Another popular course is D.Voc. in Refrigeration and Air Conditioning. D.Voc. stands for Diploma in Vocation. This is a vocational training course. Students who have passed 10th class are eligible to pursue this course.


4 RAC Bachelor’s Degree course

B.Voc. Refrigeration and Air Conditioning is the most popular Bachelor’s Degree course. This course is 3 years long. Students who have passed 12th class are eligible to pursue this course.


Eligibility Criteria

Eligibility criteria may vary from one course format to another. Let us check them out –

  • Certificate courses – 8th pass or 10th pass (may vary from one institute to another)
  • Informal training courses – 8th or 10th pass (may vary from one institute to another)
  • D.Voc. course – 10th pass
  • B.Voc. course – 12th pass



Duration may vary from one course format to another. Let us check them out –

  • Certificate courses – 3-6 months (may vary from one institute to another)
  • Informal training courses – 1-3 months (may vary from one institute to another)
  • D.Voc. course – 3 years
  • B.Voc. course – 3 years


Training Fees

Training fees depends upon the type of course and may also vary from one institute to another. Informal training programs will cost you less. It could cost you anywhere between 5-10K INR. D.Voc. course could cost you anywhere between 10-25K INR. B.Voc. program could cost you anywhere between 15-30K INR.


The above mentioned numbers are average figures. Actual fees depends upon factors such as – course format, type of institute and location of the institute.


Refrigeration & AC Repair scope & jobs

After completing this training program, one may find work at the following places – RAC manufacturing firms, RAC marketing firms, RAC repair and maintenance firms, Cold Storage, Food Storage Firms etc.


If you are interested in self-employment, you may start your own RAC marketing, repair or installation service. You may start your venture on a small or medium scale.

Arun Kallarackal
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