Sunon mighty mini blower ub miniature fans sunon ub5u3 700 p these miniature fans from sunon can be used even in the most confined of spaces by using magnetic levitation force maglev these fans feature zero friction with no contact between shaft and bearing with excellent rotational stability maglev fans eliminate the vibration wobble and shaking typically experienced in fan motors maglev also provides excellent high temperature endurance resulting in long life for the product these