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The following calculators are provided to help you determine the size of generator required for your specific application. Other calculators on this page are for unit conversions and other power related calculations.
* LEGAL DISCLAIMER: Whenever complex electrical calculations are involved, it is always wise to seek the assistance of a certified electrician. The calculators on this page are offered to assist in generating general estimations only. In most instances, there are numerous additional factors that should be accounted for (such as altitude, site conditions, iron losses, motor efficiencies, etc.). If you are still unsure or would like assistance analyzing your current situation, feel free to contact us with your questions.
Chart with Standard Electrical Formulas
Chart of Approximate Generator Fuel Consumption
Article on How to Size a Generator
If you have questions, already know your requirements, or are interested in purchasing please contact us or browse our extensive inventory of New Surplus Generators and Used Generator Sets to find a standby or prime power genset to meet your needs.