The No. 1 brand of home backup generators in the United States, founded in 1959, was listed on the New York Stock Exchange in 2010. According to Consumer Reports, the Generac 6241 4 ranked third among large stationary generators, the Generac 6237 4 ranked second among small stationary generators, and the Generac RS7000E ranked third among portable generators. Generac's gaseous and diesel dual-fuel powered power generation equipment is its distinctive generator product, which has the widest range of diesel generator products, suitable for a variety of environments including portable, residential, commercial and industrial, and the price is also very advantageous in the same type of products, especially suitable for use as a home backup generator.