Introducing the largest air-cooled generator on the market - Generac’s 24kW is a big deal in a small package. Generac’s commitment to continuous improvement, innovation and technology is giving us the ability to bring more power to you. With Generac’s new 24kW you can save up to $8,000 in product and installation costs, when compared to competitive output products, while powering what is most important for your home or small business. The new 24kW Guardian unit packs the most power into a small package, taking up to 70% less space when compared to similar output products.