1970 Dart Swinger FINALLY UNDERWAY

Oh O.K phases is your electricity requirements,so it uses 240 volt. Single and two stage are methods of compressing the air. Generally a 2 stage will provide a ton more air,but cost's at least $1500 for a 2 stage 60 gal compressor,as they are more of a pro/shop thing. Most of us only ever buy single stage for home use