Electrical Formulator
Electrical Formulator is made and published by Historycentral.com. AppBrain is an independent app data site and isn't affiliated with Historycentral.com. The app name, icon, screenshots and description belong to Historycentral.com and are shown as published on the App Store.
AppBrain's verdict
Established- Rating on App Store
- 5.00
- 1 ratings
- Last updated
- June 9, 2025
It doesn't have enough ratings yet to judge what users think.
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Releases
Updates seen on the App Store- Version
- 6.0
- Launched
- before 2010
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 16.1 MB
- Content rating
- Everyone
Technologies used by Electrical Formulator
About the app and developer
About Electrical Formulator
Electrical Formulator is a productivity app developed by Historycentral.com.
User Ratings
Electrical Formulator is rated 5.00 out of 5 stars. The rating is based on one rating ratings.
App Information
Electrical Formulator is freely available from the App Store. The app size is 16.08 MB. The latest version available is 6.0. The last update was on June 9, 2025.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since before 2010.
Developer information for Historycentral.com
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Store listing
By Historycentral.com, from the App Store
Description by Historycentral.com Written by the developer, not by AppBrain. Click to read.
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:
Batteries
• Starting motor amperage
• Number of cells required
• Estimated operating time
Cost Calculations
• Appliance and lighting energy usage
• Estimated usage hours for new bulbs
• Insulation payback period
BTU Conversions
• BTU to joules, horsepower-hr, watt-hr, calories, foot-pounds, and more
Generator Calculations
• DC generator output
• Generator amperage and efficiency
Impedance & Reactance
• Resistance & reactance combinations
• Inductive and capacitive reactance
• Total impedance and parallel circuits
Kilowatts & Joules
• Convert kilowatts to BTU/hr, joules/sec, lumens, horsepower, megajoules/hr, and more
Motors
• Single- and three-phase motor calculations
• Locked rotor current
• Motor kVA (including multiple input scenarios)
• Motor speed analysis
Ohm’s Law
• Calculate for power, voltage, resistance, or current
Transformers
• Primary and secondary amperage
• Full-load transformer sizing (208V, 240V, 480V for single and three-phase)
• Impedance and amperage capacity calculations
Voltage Drop
• Copper and aluminum wire voltage drop (1-phase and 3-phase)
• US/Imperial and metric units supported
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.
Users are able to calculate twelve formulas for FREE. Purchase a subscription to calculate additional formulas. All subscriptions come with a 1-WEEK FREE TRIAL and SUPPORT Family Sharing.