Generac produces a wide variety of generators ranging from an output of 800 watts up to 2,000 kilowatts, or 2 million watts. Lower output models are generally portable units, while the majority of higher output models are backup generators for homes and commercial or industrial locations.
Generac categorizes its units as home backup generators, portable generators, business standby generators, mobile generators and 50-hertz generators.
Generac portable generators range from 800 watts to 7.5 kilowatts. Its home backup generators range from 6 kilowatts to 150 kilowatts. Mobile units are different from portable units in that they have a trailer hitch, and their output ranges from 6 kilowatts to 2,000 kilowatts. Business standby generators range from 10 kilowatts to 2,000 kilowatts.