Why Input KW is higher than your Motor's Nameplate Rating (HP or KW)
Try the calculator below and experiment with how efficiency affects the KW on your bill.

Electric Motor nameplate HP or KW is ALWAYS in terms of the work it will do. The efficiency percent determines how much input energy the motor uses, to produce the output HP or KW on the nameplate.

Try entering your motor's HP & efficiency below to compare the input KW energy to the nameplate rating.
                      
Input KW                           Nameplate KW (from HP rating)
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