Texas master electrician practice test & exam prep
Free diagnostic, daily drills, timed exam simulations, and a readiness prediction — built to Texas's published exam outline (PSI).
Start your free Texas practice diagnostic. 9 questions across your exam's outline, about 2 minutes, no signup required to start. Your readiness score is free too, right after you enter your email — and you can go deeper with the full 20-question diagnostic any time after.
Each section is timed and graded independently — you must clear the pass mark on every section, not just the overall total.
Exam outline (topic areas)
Content-area splits derived from the published bulletin. Where the bulletin does not publish exact percentages, these are researcher estimates of the standard prep categories.
NEC Knowledge
General requirements safety14%
Motors and controls10%
Services feeders21%
Special occupancies equipment29%
Wiring methods26%
Calculations
Motor calc20%
Branch circuit feeder calc23%
Conductor sizing voltage drop23%
Service load calc34%
How TradePass preps you for Texas
Diagnostic — a free 9-question Quick Diagnostic across Texas's outline, or the full 20-question version on a paid plan; we map your strengths and gaps per topic.
Daily drills — adaptive sets that target your weakest topics and taper difficulty as mastery grows.
Exam simulations — timed, mirroring Texas's section sizes and pass marks; no feedback until you finish, just like test day.
Readiness prediction — an honest estimate of your chance of passing every section, updated with every answer.
Ready to find out where you stand?
TradePass is not affiliated with PSI, Prometric, NFPA, any exam vendor, or any state licensing board. Practice questions are original content, written to reflect Texas's published exam outline. We do not reproduce NEC text (article citations only) and we do not guarantee exam results. Readiness is a prediction/estimate, not a promise.