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Off-Shore Tug and Winch

Power Calculators

The following power calculators can help you establish the correct size generator set you require. The calculators below are only intended for estimating purposes. Please consult with a certified electrician or engineer if you are unsure of your requirements, or contact us and we will do our best to assist you. Because of the unlimited variables that exist in generator power situations, MyMarineTracker accepts no liability associated with your use of the power calculators on this page and the information they provide.

Standard Units Guide

Kilo Volt Amperes kVA
KiloWatts (1000 watts = 1 kW) kW
Ampere (Volt-Amperes or Current) I
Horsepower HP

Calculate kVA from KW

Calculate kW from kVA

Calculate HP from KW

Calculate Size of Genset Needed to Start a 3 Phase Electric Motor Direct on Line (DOL) Start

Power Requirement Calculator


Power Factor


Calculate Amperes from kVA and Volts



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