An AC Fan also known as a Panel Cooling Fan, Instrument cooling fan or Equipment fan. A cooling fan that works on an alternating current and expels air along the axis of the fan. The housing designis aluminum die-casted along with the plastic impellor.

A DC Fan also known as Brushless dc fans used in power supplies, computer equipment.These are extremely light weight, plastic brushless fans have been designed to provide an additional 30% increase in air flow. Brushless fans have a low power consumption, low noise and a vast life span.