The light fixture was installed in 1987. The 'T' in T5 indicates the bulb is tubular shaped, while the '5' denotes that it is five eighths of an inch in diameter. I thought T12 was outdated, so I am totally confused. As far as safety is concerned, you can exchange them.

Are there T12 led fluorescent? The previous bulb was 20 watt and I think it was 2 ft. long, but I can measure that.

Most tube lighting will have its size mentioned on an end of the tube. Are the LED T8 Tube and T5 Tube Interchangeable?

We need you to answer this question! Low prices and fast shipping on all your lighting needs and more! are t8 and t12 fluorescent bulbs interchangeable - GE 2D fluorescent light bulbsGE 2D fluorescent light bulbsFull Size Fluorescent Lamp, Fluorescent Lamp F If you place T12 tubes in a fixture with a T8 ballast, you will wear out the ballast and have to replace it. Here are some simple answers to help you determine which one you have and the difference between the two. T12 Fluorescent Light Bulbs 2011 Here are all of my T12 fluorescent bulbs that I have. The T12 runs on a magnetic ballast and a T8 operates on an electronic ballast. I do have more but any of the others are the same of what you have seen in this video. I thought T12 was outdated, so I am totally confused. What is the difference between T12 and T8 fluorescent bulbs? There are 4 different fluorescent light options; T4, T5, T8, and T12. These are the basic different characteristics of each different fluorescent lamp type that is …

The light fixture was installed in 1987. Fluorescent lamps, or fluorescent linear tubes as they are also known, are categorized according to their wattage, shape and diameter. The previous bulb was 20 watt and I think it was 2 ft. long, but I can measure that. The T12 is 1.5 inches in diameter and the T8 is 1 inch in diameter. A universal ballast can usually be used for one or two bulbs and can work with 120volts to 277volts. Here are some simple answers to help you determine which one you have and the difference between the two. What is the difference between T12 and T8 fluorescent bulbs? Home Depot's web site only shows T12 bulbs for 2 ft., 20 watt bulbs. A universal ballast can usually be used for one or two bulbs and can work with 120volts to 277volts. If you place T8 tubes in a fixture with a T12 ballast, then the tubes will have a shorter life due to a higher current through the tube.

Shop 1000Bulbs.com for T8 bulbs and fluorescent tubes. But they are not universal for T12 and T8. What is the difference between T5, T8 and T12 lamps? I've heard different contradicting things about whether T8 and T12 are truly interchangeable. Home Depot's web site only shows T12 bulbs for 2 ft., 20 watt bulbs. I've heard different contradicting things about whether T8 and T12 are truly interchangeable. JUNON T5 tube and T8 tube have different diameters so they are not usually interchangeable. The T12 is 1.5 inches in diameter and the T8 is 1 inch in diameter. But they are not universal for T12 and T8. We weighted 4 ft. T8 / T12 LED Tube Light Bulb Fluorescent Replacement Conversion 12-Pack offers, best reviews, and coupons over the past 2 years for you at led-bulb.