Description Overview Hankinson regenerative/desiccant air dryer Model: HHS-450 Year: 2006 460 scfm air capacity Maximum air operation inlet temperature: 120 °F Specifications Single phase, 47 to 63 hertz, 120 to 2540 volts Pre and after air filters With 3 valve by-pass plumbing Overall dimensions: 60 inches L x 40 inches W x 72 inches H 1250 pounds Condition Suitable for outdoor use