Product parameter Model. SK 3244.110 ; Nominal voltage:115VAC; Frequency:50/60Hz; Power consumption:100/145W; Speed:2600/2750rpm(r/min); Current draw: 0.9/1.25/1.3A; Degree of protection:IP44; Motor bearing:Ball bearing; Diameter of impeller:250mm; Ambient temperature / C:-30+55℃ ; Package fan*1