What is the F number on fluorescent bulbs?

What is the F number on fluorescent bulbs?

As an example, you might see the code F32T8. The F in this instance will indicate the fluorescence. The 32 corresponds to the number of watts or length in inches.

What is the difference between a T8 and a T12 fluorescent bulb?

The main difference between T8 and T12 tubes is the tube’s diameter. T12 tubes are 1.5″ in diameter while T8s are just one inch. All other things—socket sizes, lengths, distance between pins—are the same. T8 LED tubes won’t fall out if you try to install them in a T12 fixture—they’ll fit just fine.

How do I know what size fluorescent bulb I need?

In order to identify which size you need, the easiest way to tell is to read the label near the base of the tube. If this information is no longer legible, you can measure the bulb’s diameter. Fluorescent tubes are measured in eighths of an inch.

How do you make fluorescent lights brighter?

With these points in mind, there are a few more adjustments you may perform to increase your T8 fluorescent lights within your home or place of business.

1. Step 1 – Make Sure the Lights Fit the Ballast.
2. Step 2 – Maximize Your Ballasts with 3 or More Bulbs.
3. Step 3 – Clean Your Covers.

What does T8 stand for?

What does “T8” mean? The “T” designation in fluorescent lamp nomenclature stands for tubular — the shape of the lamp. The number immediately follow- ing the T gives the diameter of the lamp in eighths of an inch.

Can I use T8 instead of T12?

T8 tubes are simply 1 inch in diameter versus the 1.5 inch diameter of T12 tubes. 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. They can indeed be used in T12 fixtures.

How do I choose a fluorescent light bulb?

First, you will need the diameter or how wide it is around. This is expressed as a number such as T8 or T12. The “T” stands for tubular, and the number is a measurement of the diameter in 1/8″ increments. So a bulb with a 1″ diameter would be a T8—eight 1/8″ increments.