Hawaii Refrigeration Contractor (C-40)

Pursuing a career in the construction field? Study at home for your Hawaii Refrigeration Contractor (C-40) License and Exam with our fully online, easy to take, and self-paced course.

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Steps to Success

1. Submit your application, licensing fee, and proof of insurance to the State
2. Purchase Exam Prep and Books
3. Schedule and pass your State Exams

Exam Review Option Includes
Practice Tests
Highlighting Guides
Test Taking Tips
Instructor Support
iOS/Android Compatible
1 Year of Access

Course Fee: $149.99

About This License

Refrigeration Contractor (C-40) license covers assemble and install devices, machinery, and units, including temperature insulation units, ducts, blowers, registers, humidity, and thermostatic controls for the control of air temperature below 50 degrees Fahrenheit in refrigerators, refrigerated rooms, and insulated refrigerated spaces and to construct walk-in refrigerator boxes.


Our training is written by Subject Matter Experts and built by Instructional Designers.

No Pass, No Pay

If you are not able to pass your exam on the SECOND attempt, we will refund your course fee. Conditions do apply.

Flexible & Self Paced

Simply login and out as needed. We track your progress.

Mobile Compatible

Our training is built on HTML5 - so you can take it with on your tablet or smartphone.

Lowest Price

We will beat ANY price by 10% for a similar program.

Requirements to Obtaining your License

  • Pre-approval is required.
  • 4 years of experience in the past 10 years.
  • Workers compensation insurance is required.
  • Surety bond for at least $5,000 depending on your individual circumstances.
  • Liability insurance for comprehensive personal injury ($100k per person; $300k per occurrence) and property damage ($50k per occurrence).
  • The Hawaii Contractor’s Business and Law Exam is also required to be passed.

Exam Review, Training, Education

We offer review for the Hawaii Refrigeration Contractor (C-40) exam in home study/tutorial format. The program takes you through each one of the reference books that the exam is based on showing you exactly what to highlight. After your highlighting is completed with each book, you have the option take an online practice test to reinforce concepts presented. The program narrated and animated. For more information, or to order, contact our office at 1-800-952-0910.

Books and References for the Exam

This exam is CLOSED BOOK. The following references are NOT permitted to be taken into the examination.

  • Uniform Mechanical Code
  • Modern Refrigeration and Air Conditioning

Exam Details

  • Closed Book.
  • 80 questions and 3 hour time limit.
  • 75% is required to pass the exam.
  • Topics on the exam include Refrigeration, Commercial Refrigeration, Controls, Sizing and Estimating, Test and Inspection, Walk-In Box Construction, Ventilation, and Troubleshooting.
  • The testing company is Prometric.

Continuing Education

Depends on your jurisdiction.

Applying to Get Your License

Obtain an Application from the Department of Commerce and Consumer Affairs.

Reciprocity Agreement


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