- Test your ANSI device number knowledge with our all new quiz!
- Megger Offers Free Testing Tactics Webinar Series
- A TestGuy account will be required to use practice exams starting 1/1/2015
- Join us on LinkedIn!
- New practice questions and circuit breaker quiz now available
- Don't miss out on these free upcoming webinars!
- Responsive Website Theme Now Available
- Power Outages Rampant In NYC Heat Wave
- NERC Moves to Protect Substations from Cyber Threats with New Regulations
- Sewage Spills into Florida River Due to Electrical Failure
- New Codes and Standards Quiz Available Now
- Tech Quiz Updates for 2017
- Join the TestGuy Live Chat on Discord
- New ETT Tech Quiz Now Available
- NICET Forum Now Open
- Protection and Control / Relay Testing Forum Now Open
- Server Upgrades
- New Tech Quiz Feature - Show hints during exam
- Community Posting Competition Spring 2019 - Enter to win cool prizes!
- Dark Mode Night Theme Now Available
- Practice Exam Upgrades Summer 2019
- Community Posting Competition Fall 2019 - Enter to win cool prizes!
- Tech Quiz Updates for Summer 2020
- TestGuy Android App Now Available!
- New Technical Documents Forum Now Open
- Community Posting Competition Summer 2021 - Enter to win free crypto!
- TestGuy is Expanding and Seeking Additional Team Members
- New Pro Software Console Now Available
- TestGuy Merch Shop Now Open
- Digitrip Ground Fault Setting Tool Added to Pro Console
- Maintenance Frequency Tool Added to Pro Console
- Better Math Formulas Now Available on TestGuy
- TestGuy Welcomes New Sponsor PowerSight
- Contact Resistance Analysis Tool Now Available
- Thermography (IR) Tools Now Available in Pro Console
- New MV Cable Testing Tools Added to Pro Console
- Important Notice of Major Service Upgrade Planned for 2023