It s called a roto ray these were popular on pre ww ii apparatus but have made a come back in the last several years.
Spinning light on front of firetruck.
These are still manufacture.
For those of us who grew up in or around east coast fire companies as children they are something we cherish dearly a unique spinning tornado of light on the front of a shiny engine or truck.
Roto ray warning lights roto rays warning lights have been used on fire and rescue apparatus for over 65 years.
Fire truck light bars these fire truck lights are important to capture the attention of other drivers when you are rushing to an emergency situation.
They were made at the time that there really weren t any flashing lights so instead of the single rotating light on top of the truck they put this piece of crap on.
The are old and out of date piece of emergency lighting.
One would be a mechanical siren encased in a circular chrome plated encased and mounted on the front of a truck.
Here at speedtech lights we offer a variety of led lights for you to choose from making it easy for you to customize your truck in a way that will be perfect for your individual needs.
I can only think of two things that could be described as spinning apparatus on the front of a fire truck.