T8 Bulb T12 Fixture

Feit electric 6 in.

T8 bulb t12 fixture.

A t12 ballast is a reference that essentially refers to the size of the tube of the florescent bulb that is being used. T12 tubes are 1 5 in diameter while t8s are just one inch. The other common lamps are the larger t8 eight eighths inch 1 and t12 twelve eights inch 1 tubes. When posing the question can a t8 light work on a t12 ballast the short answer is no.

T8 fluorescent bulbs are just as bright as the t12 and much more economical. As we describe in our how to article t8 and t12 feature the same g13 bi pin connector. 15 watt t8 32w t12 40w equivalen cool white 4100k g13 u bend linear led tube light bulb 12 pack model t848840 ab u6 led 12 view the upgrade to led tubes light and save. The t12 runs on a magnetic ballast and a t8 operates on an electronic ballast.

The t8 models cost almost half of the t12. Brillihood 2 pack 8ft led shop light 80w 190w equiv 8000lm led garage light 6000k cool white t8 t12 fluorescent light fixture for warehouse supermarket workshop office 3 9 out of 5 stars 128. Any t8 led tube will also fit a t12 fluorescent fixture. T8 tubes are simply 1 inch in diameter versus the 1 5 inch diameter of t12 tubes.

T12 tubes pull 40 watts and are frequently being replaced with lower wattage t8 tubes which operate on 32 watts. The t12 fixtures tended to use magnetic ballasts. The main difference between t8 and t12 tubes is the tube s diameter. T8 and t12 both feature the same g13 bi pin connector.

The t12 is an older generation fluorescent bulb that generates light through electromagnetic induction which is considered less efficient method of creating light compared to that of newer electronic based circuits. We have both a quick answer and a long one. These are the basic different characteristics of each different fluorescent lamp type that is most commonly used in offices and commercial industrial lighting all across the world. The t12 is 1 5 inches in diameter and the t8 is 1 inch in diameter.

In an effort to make led tube lights compatible with the internal dimensions of most fixtures you will find that most led tube lights feature a t8 or 1 inch diameter. The t8 tubes are slightly smaller at 1 inch in diameter compared to the 1 5 inch diameter of t12 tubes. Converting a t12 fixture into a t8 fixture can be easily done with a retrofit conversion kit.