Used 3MM BTU Heatec Model HCS-250 Hot Oil boiler. 3MM BTU burner. 380 sq. ft. heating area. Rated 125 PSI @ 650F. Skid mounted system with pumps and controls. Power-Flame Model C3-G0-25B natural gas/oil burner, rated 1,923 MBH - 3,750 MBH on natural gas and 12.7 GPH to 17.8 GPH on #2 oil. Burner serial #21659668. 3 HP blower motor. Goulds 60 HP, circulation pump, Honeywell fluid power gas valve, modulating controller, temperature controller, etc. Previously run on 460 volt. Heatec serial# 06-149. Built 2006.