Emglo E810-4V 4-Gallon Heavy-Duty Oil-Lube Stacked Tank Air Compressor Oil lubricated pump with cast iron cylinders provides over 1500 running life hours 4.0 SCFM delivered at 90 PSI pump, 4.0-Gallon tank and 125 max PSI enables more nails to be fired and provides quicker recovery Dual soft start valves assist in cold weather start up Universal push-to-connect coupler for ease of operation Utilizes Emglo's 50 years of expertise in air compressors