Electric Toolkit™

Wiring diagrams, pinouts, and electrical calculators — for pros and DIYers.

Electric Toolkit app icon Electrical

The Electric Toolkit™ is an easy-to-use collection of electrical wiring diagrams, cable pinouts, electrical calculators, and other useful reference material for home wiring projects.

Whether you're a do-it-yourselfer finishing a basement or a seasoned professional, it comes packed with tools to help you get the job done efficiently.

Available for iOS (iPhone & iPad) and Android.

Electric Toolkit running on a phone

Features

Wiring diagrams

  • Basic light switch and wall outlet wiring diagrams
  • Seven different 3-way switch configurations, plus 4-way switching
  • Seven different ceiling fan wiring diagrams
  • Exhaust / bathroom fan wiring diagrams
  • Multiple GFCI wiring diagrams

Calculators & references

  • Grounding conductor size calculator — NEC® 2014 through 2023, Table 250-122
  • Circuit breaker sizing calculator — NEC® 2014 through 2023, 240-6(a)
  • Ohm's law calculator
  • Voltage drop calculator
  • AWG to mm/mm² converter
  • Pinouts for component video, DisplayPort, DVI, Ethernet, FireWire, HDMI (incl. Mini and Micro), Lightning, LPT, PS/2, RCA, serial, S-video, USB 3.0 (incl. Mini, Micro, USB-C), and VGA

Get Electric Toolkit™ today

Available for iOS (iPhone & iPad) and Android. Free technical support included.