Can you hook AC unit to generator?
Can you hook AC unit to generator? Keep in mind also that air conditioning is hardwired so you can't plug it into your generator. Your electrician will need to install a manual transfer switch to connect your generator with your electrical panel. What size generator do I need to run AC? If you have a 3-ton (30-Amp, 36,000 BTUs) air conditioner, you need at least a 14 KW generator. If you have a 4-ton (40-Amp, 48,000 BTUs) air conditioner, you need at least a 17 KW generator. If you have a 5-ton (50-Amp, 60,000 BTUs) air conditioner, you need at...