Tools and Resources for Electrical Test Technicians

TestGuy is a knowledge base dedicated to the fine art of power distribution testing, maintenance, and troubleshooting. We offer resources to help field technicians develop the skills needed to properly test, assess, and validate electrical equipment.
Pro Software Tools

Electronic test forms and productivity tools built for professional electrical test technicians.

ETT Exam Prep

Over 4,000 questions covering electrical safety, maintenance, performance testing, and industry standards.

Articles & Guides

In-depth technical resources and practical field notes for electrical testing and maintenance.

Community

Connect with fellow test technicians, share knowledge, and strengthen the power grid together.

Access a wealth of expertise, engage in insightful discussions, and enhance your understanding!

Post New Topic
Latest Posts
Popular on TestGuy
Upcoming Webinars

TestGuy Pro Console

Simplify your testing process with our productivity suite. From comprehensive calculators to electronic test forms, our user-friendly interface keeps you organized and productive.

Launch App
Field Service Technician

Integrated Power Services | Waco, TX

View Job →

Senior Relay Testing Technician

Quanta Services, Inc. | Phoenix, AZ

View Job →

NETA II Test Technician

ABM Industries | Virginia Beach, VA

View Job →

Electrical Test Technician NETA III or IV Preferred

ABM Industries | Morrisville, NC

View Job →

Electrical Test Technician NETA III or NICET Perferred

ABM Industries | Baltimore, MD

View Job →

Electrical Test Technician NETA III or IV Preferred

ABM Industries | Cumming, GA

View Job →

Explore Jobs

Featured Articles

Insulation Quality: The Five Key Causes of Insulation Degradation
Transformer Cooling Systems and Methods Explained
Primary vs. Secondary Injection Testing for Circuit Breakers
Beyond the Basics: Advanced Electrical Testing Methods Explained
Data Center Power Distribution Basics
6 Electrical Tests for Current Transformers Explained
Transformer Winding Resistance: Test Methods and Procedures Explained
3 Simple and Effective Tests for Battery Systems
Lockout Relay Fundamentals: Basic Maintenance & Functional Testing Explained
3 Routine Inspections and Checks for Liquid Filled Transformers
Exploring IEC 61850: Substation Communication Standards Overview
Inverse Time Overcurrent Relays and Curves Explained

Study Guides

ETT

Electrical Test Technician

NETA and NICET certified technicians are highly respected for their expertise in performing electrical testing across diverse power systems while staying current with emerging technologies.

Start Here

QEMW

Qualified Electrical Maintenance Worker

Qualified Electrical Maintenance Workers perform routine maintenance tasks that support advanced electrical testing as specified by ANSI/NETA Standards, typically conducted by certified testing technicians.

Start Here

CET

Critical Environment Technician

Critical Environment Technicians are responsible for the installation, repair, and maintenance of electrical and mechanical systems within data centers, ensuring reliable operation of interior and exterior infrastructure.

Start Here

Test Your Knowledge

Challenge yourself on a wide range of electrical testing topics. Test your skills, gain insights, and unlock new opportunities for professional growth.

Launch Tech Quiz
Looking for the archives?
Browse the classic forums here
Electrical Testing Forum Archive
Certification Forum Archive
General Discussion Archive