Become a Certified HVAC/R Technician
Gain the training needed to start an entry-level career in the HVAC/R industry! This self-paced, 100% online HVAC/R Technician course is designed to provide you with an understanding of key HVAC/R concepts and components, installation best practices, troubleshooting fundamentals, and much more! You will also gain hard and soft skills, ranging from real-world simulations to get "hands-on" experience to customer service simulations to sharpen your knowledge for scenarios on the job.
This HVAC/R training will equip you with the necessary skills and knowledge to take the NATE Ready to Work Certificate exams and all 17 HVAC Excellence Employment Ready Certificate Exams. Additionally, you will be prepared to take the EPA 608 Refrigerant Handling Certification Exam.
Certifications You'll Prepare For
NATE Ready to Work Certificate
Prepares you for the NATE Core and Specialty Test certification exams.
HVAC Excellence Employment Ready Certificates
Covers all 17 HVAC Excellence Employment Ready Certificate exams.
EPA 608 Certification
Prepares you for the EPA 608 Refrigerant Handling Certification exam.
Job Outlook for Certified HVAC/R Technicians
According to the Bureau of Labor Statistics (BLS), demand for HVAC/R technicians is expected to keep climbing through the next decade.
Certified HVAC/R Technician FAQs
What is an HVAC/R technician? What does an HVAC/R technician do?
Heating, air conditioning, and refrigeration (HVAC/R) technicians, also called installers or mechanics, work on the systems that control the temperature, humidity, and quality of the air in our homes, workplaces, and all other types of buildings.
Do HVAC/R technicians need certification?
Many states require that HVAC/R technicians have a license before they are able to work independently. NATE and HVAC Excellence certifications are widely recognized both in the field and by customers seeking service.
Does this course prepare me for certification?
Yes. This HVACR Technician Certification course will prepare you for the HVAC Excellence Core and Professional Technician certifications exams, the NATE Core and Specialty Test certification exams, and the EPA Section 608 certification exam.
How long does it take to complete a certified HVAC/R technician course?
This Certified HVAC/R Technician course can be completed in 12 months or less, and it will help you:
- Build a strong foundation of HVACR service, repair, and maintenance
- Prepare to sit for the NATE certification exams
- Prepare to sit for the HVAC Excellence certification exams
- Prepare to sit for the EPA 608 Refrigerant Handling exam
Course Objectives
- HVAC training online course
- Explain the concepts of heat transfer, Btu, temperature, heat content, sensible heat, latent heat, pressure, gas laws, and work, and describe how they apply to air conditioning and refrigeration systems
- Describe the four basic components that make up the vapor-compression refrigeration cycle
- Identify the four major system components and explain their functions in the refrigeration system
- Properly install an air-conditioning system and put it into operation
- Troubleshoot mechanical and electrical problems in air-conditioning and heat pump systems
Prerequisites and Certification Requirements
This course is designed for HVACR technicians with one-to-two years of industry experience. A high school diploma or equivalent is required.
Learn from an experienced HVAC/R professional
Mike Baker
Mike Baker has been an instructor since 2011. He was previously an HVAC Program Director at both Virginia College and Vista College. Baker was an HVAC technician for several decades and has experience hiring, training, and managing HVAC technicians. He holds numerous HVAC Excellence certifications, several Green Mechanical Council certifications, an EPA 608 Universal certification, and Emerson Climate Technology certifications. He has served as both an HVAC Excellence Instructor and Exam Proctor.

