stretch wrote:
Old wives tale. 750 watts is 750 watts. Neither faster nor more
efficient at higher voltage. Conversion is 3.413 BTUs per watt, no
matter the voltage. You can use a smaller wire size with a higher
voltage unit but at 750 watts even a #14 would be enough for either
voltage.

Stretch

Hi,
Power factor(efficiency) is better at higher voltage?
Tony