Pusher And Puller Radiator Fans

Puller style fans are recommended for applications in which the electric fan is the primary cooling source.

Pusher and puller radiator fans.

To answer this it seems like the consensus is in favor of the pull style fans. The determining factor on whether to use a puller fan or a pusher fan is the amount of room. First which is better. Pusher style fans mount on the front of the radiator and blow air through the radiator core.

A puller fan on the other hand sits right behind the radiator. Independent tests have shown that even with a pusher style fan mounted only 5 8 of an inch away from the face of the radiator there is still a vast amount of air that escapes from around the skirt between the radiator and the fan blades. Use a puller fan whenever possible. Puller style fans mount behind the radiator and draw air through the core.

We continue our guides that show differences in radiator performance depending on the speed of the fans thickness and fpi of radiators etc. With the smaller footprint radiator and no room for a fan shroud he opted to use the mechanical fan as a puller and then added an electrical pusher fan on the front of the radiator to supplement. Radiators require air movement to cool an engine. They also interfere with air flow at highway speeds.

The experts say pullers are 20 more efficient than a pusher. Pusher style fans or puller fans. Engine radiator cooling fan 10 inch curved blade ultra thin universal high performance 12v 80w motor with fan mounting kit puller and pusher design 4 6 out of 5 stars 50 20 99 20. A pusher fan does not move as much air as a puller.

It pulls air through the radiator and has less impact on airflow at high speeds than a pusher fan since it is behind the radiator. We hope to help you decide what kind of setup is right for you and to show the benefits of each. At idle or cruising speed you need the. A pusher style fan can be used as an auxiliary cooling source but you.