TPI SUSPENSION BLOWERS 30" Direct Drive Fan Corrosion and dent proof high density polyethylene housing. 2-speed, permanently lubricated ball bearing single-phase motor ensures long life. Features include 3 aluminum fan blades and rocker power switch. Front and rear spiral wire safety guards. Includes 15'L SJT-type 3-conductor power cord. 120V. Meets OSHA standards. UL listed. 1 Year Limited Warranty. Horsepower rating based upon maximum speed/load.