NATE Practice Tests

This Section Consists of Free Online NATE Practice Tests. All the tests provided are free. Please find Free NATE tests on the right hand side column

The NATE core exam tests the candidate’s general knowledge, construction knowledge, and HVACR specific knowledge in the areas of:

  • Safety
  • Tools
  • Basic Construction
  • Using Basic Science
  • Achieving Desired Conditions
  • Taking Temperature and Humidity Measurements
  • Basic Electrical

The Core exam Certification will have a lifetime validity once the NATE Core test is passed by the technician.

If you chose to earn NATE Senior Level Technician certification, you must hold two certifications by NATE :

  • Air Conditioning (AC) plus one of the following: AD, GS, OL, HG, or HO
  • Air Distribution (AD) plus one of the following: AC, GS, HP, OL, HG, or HO
  • Gas Heating (GS) plus one of the following: AC, AD, HP, LC, or RC
  • Heat Pump (HP) plus one of the following: AD, GS, OL, HG, or HO
  • Oil Heating (OL) plus one of the following: AC, AD, HP, HG, HO, LC, or RC
  • Hydronics Gas (HG) plus one of the following: AC, AD, HP, LC, or RC
  • Hydronics Oil (HO) plus one of the following: AC, AD, HP, LC, or RC

Installation Specialty

  • Air Conditioning Installation
  • Air Distribution Installation
  • Air to Air Heat Pump Installation
  • Gas Heating (Air) Installation
  • Oil Heating (Air) Installation

Service Specialty

  • Air Conditioning Service
  • Air Conditioning Service–Spanish
  • Air Distribution Service
  • Heat Pump (Air to Air) Service
  • Heat Pump (Air to Air) Service–Spanish
  • Gas Heating (Air) Service
  • Gas Heating (Air) Service–Spanish
  • Oil Heating (Air) Service
  • Hydronics Gas Service
  • Hydronics Oil Service
  • Light Commercial Refrigeration Service
  • Commercial Refrigeration Service