Comprehensive Exam Prep Options for the PE Mechanical HVAC & Refrigeration CBT Exam

Essential Exam Set

PE Mechanical Essential Exam Set image

NEW for CBT

Starting at $300

Re-engineered and enhanced for computer-based testing success!. This print set:

  • Contains explanations and demonstrations of how to use NCEES handbook equations, which are highlighted in blue for quick access.
  • Includes hundreds of exam-like practice problems to challenge your knowledge of key concepts and provide the most efficient and effective practice available.
  • Includes MERM, the #1 reference manual in the industry.

Learning Hub Digital Bundle

PE Mechanical HVAC and Refrigeration Exam Learning Hub Bundle Image

Recommended for CBT

Starting at $59 per Week

All of our industry-leading PE exam prep materials are available in an easy-to-use eLearning platform—PPI Learning Hub. This digital bundle::

  • Includes PE Mechanical Study Plan which acts as a central hub keeping you on track for your exam date.
  • Includes over 480 exam-like problems with easy-to-follow, step-by-step solutions.
  • Two diagnostic exams test your knowledge and assess your skill level.
  • Integrates performance reports that let you track your weakness and strengths for each section.
  • Includes on-the-go access - anytime, anywhere on your computer, tablet, or phone.

Prep Course Bundle

PE Mechanical HVAC and Refrigeration Exam Courses Bundle Image

Online & OnDemand Options

Starting at $485

Not only do our Live Online and OnDemand courses thoroughly cover every topic, but they also provide you with all the NCEES-approved materials you need.

  • Attend live online lectures and office hours on scheduled dates/times for real-time interaction.
  • Receive support and feedback from your instructor through the exam day.
  • Interact with classmates and your instructor on course discussion forums.
  • Watch recordings of your live classes should you miss a class or want to review a concept again.
  • All courses include access to our state-of-the-art PPI Learning Hub.
  • Pass your exam, or repeat the OnDemand course for free*.

CBT Exam Live Online Courses

February - April

OnDemand - Pay-as-you-Go

Monthly 3 Month One Year



FAQs for the PE Mechanical HVAC and Refrigeration Exam


What topics are on the PE Mechanical HVAC and Refrigeration Exam?

The PE Mechanical HVAC and Refrigeration exam covers the following topics:

  • Thermodynamics
  • Psychometrics
  • Heat Transfer
  • Fluid Mechanics
  • Energy/Mass Balances
  • Heating/Cooling Loads
  • Equipment and Components
  • Systems and Components


For more information you can visit the ncees.org or view this PDF

Is the PE Mechanical HVAC and Refrigeration Exam open book?

Unfortunately, no. In April 2020, the exam changes to a closed book Computer-Based Test (CBT) that will be available to take year-round. The exam topics have not changed, however, you will not be able to bring any books into the exam. Your only reference will be an electronic reference supplied by NCEES.

How long is the PE Mechanical HVAC and Refrigeration Exam?

You will have 9 hours to complete the exam which contains 80 questions.

What score do you need to pass the PE Mechanical HVAC and Refrigeration Exam?

According to NCEES, there isn't a specific pass or fail score. You can view how NCEES scores the exam by visiting here.

Pass rates for the last PE Mechanical HVAC and Refrigeration Exam (open-book) were:

  • First-time test takers: 77%
  • Repeat test takers: 60%


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