Magnum generator 33kw rated @ 3 phase 25kw @ single phase  Johndeer 4024T 4 cylinder diesel engine.   It can do 208/480 volts as well.   Unit can be stationary as the trailer peices unbolt from base.  Has been load bank tested super quite 100 gallon fuel tank     has a phase  selector switch for different voltages.  Be good for drone setups when trailer parts are removed 
94.5 inch long 52 inch tall 35 inch wide