Electrical Calculator

The ElectriCalc Pro solves electrical calculations in seconds..

2011 National Electrical Code ® Compliant

The ElectriCalc Pro is the world's most complete Code based calculator. Answers conform to the 2011 NEC® Code. It is also compliant with the 2008, 2002, 1999 and 1996 National Electrical Code.

    Powerful Features

  • Calculate wire sizes per NEC 310-16 and 310-17 code.
  • Calculates Fuse and Breaker Sizes per NEC 430-52.
  • NEC Table number displays when performing wire size calculations.
  • Sizes overload protection per NEC 430-32
  • Parallel and derated wire sizing.
  • Parallel resistance.
  • Automatically finds NEMA starter sizes.
  • Integrated Voltage drop solutions. Find minimum VD wire size, maximum Length for any given wire size, drop percentage, actual number and percentage of Volts dropped.
  • Calculates service and equipment grounding conductor sizes per NEC 250-122 and 250-66.
  • Calculates grounding conductor wire size.
  • Convert from Kilowatt hours to BTU.
  • OHM's law calculations. Enter any two values to solve for the third.
  • Circular MILS wire sizes.
  • Functions as a standard math calculator.


  • Easy to follow User's Guide.
  • Pocket Reference Guide.
  • Long life battery.
  • Full One Year Limited Manufacturer's warranty.
  • Free Armadillo™ Gear protective hard case.
  • Toll-Free technical support hotline.

Buy the Electrical Calculator Here for just $89.95.
That's 10% off of the $99.95 MSRP.
  • Available only in the USA.
  • Orders ship via US Priority Mail, a 2 to 3 business day service offered by the US Postal service.
  • Tennessee residents pay 9.25% sales tax.
  • Most orders arriving before 11:00 AM Central Time are processed and shipped the same day.
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  • View our Return Policy.

The ElectriCalc Pro Model 5065 is not available in office supply stores like Home Depot or Lowes.

The EletriCalc® Pro is manufactured by Calculated Industries.
NEC and National Electrical Code are trademarks of the National Fire Protection Association.

    View Product Demo

Payroll Calculator - TimeCard Tabulator II

It comes with it's own free
electrical "Armadillo Gear®" cover.
Electrical Calculator Cover

The inside of the Armadillo Gear cover is a Calculator Quick Reference Guide.

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