KW To Amps Calculator With 3 Examples LearnMetrics· To convert kW to Amps we can use the equation for electrical power Power kW = I A V V You can use this kilowatt to amperes converter Below you will find 3 examples of a kW to Amps conversion for 4 kW central air conditioner 220 V 1 kW washing machine 220 V 36 kW tankless electric water heater 240 V Table of Contents kW To Amps Calculator Example 1 How Many Amps