Electrical Engineering Formulator

300+ Formulas for Electrical Engineering Success
Available for the iPhone, and iPad
Download on the App Store

Features

MECHANICAL ENGINEER FORMULATOR โ€“ Elevate Your Engineering with Precision

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Electrical Formulator: Your Complete Electrical Calculation Tool


Solve virtually any electrical design or engineering challenge with this powerful and intuitive electrical formulator. Packed with hundreds of conversion and calculation tools, it’s the most versatile utility in your toolkit. Save, print, or email your results. Easily access your most-used and recently used formulas. Every calculation is automatically saved for future reference.


Key Features:

  • Instant access to over 100 professional-grade electrical formulas

  • Save and organize your results for later reference

  • Share results via email or print

  • Highlights your most-used and recent formulas

  • Designed for engineers, electricians, and energy professionals


Formula Categories:


โšก Batteries

  • Starting motor amperage

  • Number of cells required

  • Estimated operating time


๐Ÿ’ฐ Cost Calculations

  • Appliance and lighting energy usage

  • Estimated usage hours for new bulbs

  • Insulation payback period


๐Ÿ” BTU Conversions

  • BTU to joules, horsepower-hr, watt-hr, calories, foot-pounds, and more


๐Ÿ”‹ Generator Calculations

  • DC generator output

  • Generator amperage and efficiency


โš™๏ธ Impedance & Reactance

  • Resistance & reactance combinations

  • Inductive and capacitive reactance

  • Total impedance and parallel circuits


๐Ÿ”„ Kilowatts & Joules

  • Convert kilowatts to BTU/hr, joules/sec, lumens, horsepower, megajoules/hr, and more


๐Ÿ”Œ Motors

  • Single- and three-phase motor calculations

  • Locked rotor current

  • Motor kVA (including multiple input scenarios)

  • Motor speed analysis


๐Ÿงฎ Ohm’s Law

  • Calculate for power, voltage, resistance, or current


๐Ÿ”ง Transformers

  • Primary and secondary amperage

  • Full-load transformer sizing (208V, 240V, 480V for single and three-phase)

  • Impedance and amperage capacity calculations


๐Ÿ“‰ Voltage Drop

  • Copper and aluminum wire voltage drop (1-phase and 3-phase)

  • US/Imperial and metric units supported


๐Ÿงต Wiring & Conduits

  • Wire size and resistance (copper and aluminum)

  • Wire length calculations

  • Conduit sizing


Whether you’re working in the field, the lab, or the classroom, this electrical formulator helps you work faster, smarter, and with confidence.


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MECHANICAL ENGINEER FORMULATOR is FREE to DOWNLOAD and view all of the formulas. Users are able to calculate five formulas for FREE. Purchase a subscription to calculate additional formulas. All subscriptions come with a 1-WEEK FREE TRIAL and SUPPORT Family Sharing.

An easy way to calculate

 

 

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Selected screens from Electrical Engineering

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