They're lightweight, easy to maintain and install and have low fuel consumption. A great one is the MicroQuiet 4000 watt generator. ... At Guaranty, we aren't surprised that Cummins Onan makes the best-selling RV generators on the market. They are quiet, high quality and very powerful.

Are Onan generators reliable?

Onan is renowned for its dependability. If you purchase an RV with one of these generators in it, chances are the generator will outlast the recreational vehicle if maintained properly.

How many hours do Onan generators last?

30,000 hours of continuous operation is the typical design for an Onan generator. 750 hours is equal to one month.