The Can-Fan® High Output series are centrifugal fans utilizing our proven German design, Swiss components, and precision manufacturing. High Output Can-Fans use a high-performance motor for use in more demanding applications. They have carried AMCA certified numbers longer than most other fans have been around and you can be sure youre getting every CFM we claim to deliver. Can-Fans can be easily installed in minutes using the included mounting bracket. They have a powder coat finish and are 100% speed controllable. Rated for continuous operation, they utilize an extremely reliable external rotor motor and reverse curve blade.