2007 Cummins 100kW Generator, Model # GGHH-5858537, Serial # E070056741, 277/480V 3-Phase, 1800 RPM, Ford 6.8L Industrial, spark-ignited, V10, liquid-cooled, Dual Fuel, Sound Attenuated Weather Proof Enclosure - Just 73 dB(A) at 23-feet operating at full load. This is perfect for a back up generator for commercial and industrial use. This comes serviced, tested and ready to go. Link to video run test https://youtu.be/mIwHC12ITys