Max-Fan™PRO SERIES Even more Efficient and Stronger than the original Max-Fan™design, the Max-Fan™PRO SERIES has a much more Robust housing due to the fiberglass Reinforced plastic compounds that meet all of the UL and CSA requirements.
Medium speed 530 CFM 127 watts Medium High Speed 726 CFM 165 watts High Speed 863 CFM 186 watts CFM 863 at 0wg RPM 3288 Max Watts 186 Amps 1.58@ 120 V Max AmbientTemp 50C / 122F Diameter Length 12 13/16" Blade Design Mixed Flow Housing plastic Weight 9.8lb