A tri-fuel generator is a highly versatile type of portable generator engineered to run on three different fuel sources: gasoline, propane (LPG), and natural gas (NG). Its core advantage is flexibility, allowing you to switch between fuels based on availability, cost, and storage needs.The Key Differentiator - The Carburetor: A special tri-fuel carburetor has multiple inlet ports and ... https://kratopower.com/collections/tri-fuel-generators