If you are looking for a silent, compact, power source, with minimum fluctuations, the Yanmar YDG Series Gneerators is waiting for you. Durability and long operation are the key features with this diesel range. Mobility approaches that of a fuel powered generator. And the direct injection air-cooled diesels, the amongst smallest in the world, offer very good fuel savings. The power is high. The cost is low. Specifications and accessories are available for most markets. Listen carefully, or you might not even notice they're at work.