Online electrical calculators
Online electrical calculators

This section contains basic and advanced calculations of single phase, three phase electric current, power, voltage, voltage drop as well as energy consumption… There will be more calculators added in very near future.

Electrical Calculators

No.Description of calculatorCalculate
1Voltage Divider Calculator
2Power Watts Calculator
3Electric Current Calculator
4Luminous Flux Calculator
5Jules Calculator
6Energy Consumption Calculator (house devices and apparatus) star
7Solar Panel Calculator star

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Page edited by E.C. (Google).


  1. Ajayan Pushpan
    Apr 05, 2015

    I would like to know how to do the cable size calculation for the fire pump.

  2. anas
    Nov 09, 2014

    hello ,thanks alot for these helpful calculations , i need short circuit calculations for cables and CB thanks in advance

  3. Pynhunlang Lyngdoh
    Aug 20, 2014

    Thanks alot sir ….. it is really helpfull.

    Aug 10, 2014

    Recently my senior share this site to me. Really its very helpful and thanks………..

  5. asif
    Jun 20, 2014

    sir please teach me how to calculate or fill load scheduling table with examples

  6. Mohammed Shaaban
    Jan 09, 2014

    The best site i have ever seen

  7. Mohammed Shaaban
    Jan 09, 2014

    This is the best site i have ever seen thanks for all the great efforts.

  8. P.Mohan Ganesh
    Jan 05, 2014

    I am having small doubt
    With out rotor if we give 3ph supply to the stator of squirrel induction motor what will happen please clarify

  9. apu
    Jan 05, 2014


  10. bsh
    Dec 13, 2013

    I m regular visitor of this great site i have never seen before. i realy thankfull to all writer of this site.ihave requested to him that please continue in this

  11. P.Bhasker
    Dec 03, 2012

    The calculators are very interesting and useful. However in case of Solar Panel calculator, we can introduce the MPPT voltage of the string to judge that the string voltage is coming within the MPPT voltage range of the Inverter, which is a must for string design.

  12. Akash A. Kalamkar
    Sep 25, 2012

    Thnx 4r making such fabulaus site 4r Electrical engg.

  13. yogesh parmar
    Aug 02, 2012

    i m member & regular visitor of this site, and downloaded many articles, literatures, and software. this is a great site i have never seen before. i realy thankfull to all writer of this site. Especially writer of “Basic of induction motor part 1,&2′”.i have request to him that please continue in this chapter and give more and detailed knowladge in field of INDUCTION MOTOR PROTECTION .I m curious to read about this topic ,sir.

    thanking u sir.

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