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More courses — coming soon
New WireNerd courses are in the works. Tap Notify me and we'll email you the moment each one launches.
Coming soon
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Motor Control Fundamentals
Start/stop, seal-in, motor starters, and forward/reverse — the heart of industrial control.
Coming soon
📐
Reading Electrical Schematics
Read ladder logic and wiring diagrams with confidence, symbol by symbol.
Coming soon
🤖
PLC Basics
What a PLC is, how its I/O works, and how to read and follow a simple program.
Coming soon
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NEC Journeyman Exam Prep
Navigate the code book and drill the questions you'll face on exam day.