The light limiter or no bypass module used on a ceiling fan controls the wattage to the light kit.
Ceiling fan light power limiter.
Obviously this is so they can comply with the energy conservation act by limiting the wattage of light bulbs and the types of bulbs that are used.
1 most ceiling fan manufacturers are installing a wattage limiter in the ceiling fan for the light kit portion.
Some of the model numbers can be 98480x 98480 01 98480 02 98480 03 99245x pl 190a pl 190b pl 190c etc etc.
As per the energy policy act of 2005 all ceiling fans manufactured or imported into the united states must utilize a light bulb wattage limiter as of januar.