[F73A / F73B] The F73A and F73B fume extraction systems provide industrial electronic control of welding and metalworking fumes in work areas. The F73A and F73B clean the air of industrial smoke and oil mists. Either source capture techniques or ambient air cleaning can be used to provide healthier working conditions. -Abbreviated Specifications- For the F73A & F73B Fume Extraction Systems (download PDF at bottom for full specifications) Dimensions: 53.75" x 46.5" x 31.6" x 490lbs (A) 495lbs (B) F73A1011 - 208-240 Vac, 60 Hz, single phase, 9.2 A F73A1080 - 208-240 Vac, 60 Hz, triple phase, 6 A F73A1081 - 440-480 Vac, 60 Hz, triple phase, 3 A F73A1080 - 208-240 Vac, 60 Hz, triple phase, 9 A F73A1011 - 440-480 Vac, 60 Hz, triple phase, 5 A Power Input: Electronic Cells: Two cells with 240 sq. ft of collection area each. Efficiency: F73A 5000 CFM up to 99% F73B 6000 CFM up to 99% Power Supply: Self-regulating, dual voltage, industrial rated power supply F73A 2 hp with sealed ball bearings and thermally protected. F73B 3 hp with sealed ball bearings and thermally protected. Related Files: Motor: F73A / F73B Fume Extraction Systems Data Sheet >