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.
A T8 lamp (on the right in the figure below) is eight-eighths of an inch, or one inch (2.54 cm), in diameter. Both T12 and T8 lamps use the medium bi-pin base, which allows T8 lamps to fit into the same luminaires as T12 lamps of the same length.
Thereof, Are t8 and t10 bulbs interchangeable?
Do you think they will fit? The bulbs will fit. T12, T10, T8 and T6 all come in the same standard lengths.
Also to know is, How do I know if I have a t8 or t12 ballast? If no markings are available, the size in diameter of the tube is the easiest way to determine the type you have installed. T8 tubes are 1-inch in diameter and T12 tubes are 1 1/2 -inch.
Subsequently, question is, Are t8 and t12 LED bulbs interchangeable? 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.
Also, Can t8 bulbs be used in place 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 you change a fluorescent light bulb to a LED?
Are t12 tombstones shunted?
Non-Shunted Rapid Start Tombstones like this are needed. T8 fixtures must have the input side sockets changed to T12 sockets of the “Non-Shunted Rapid Start” type, as T8 sockets have a circular conductor that will not allow them to properly separate the line and the neutral sides of the circuit.
How do you convert a t12 to t8?
Are t9 and t10 bulbs interchangeable?
So a T9 would be a 1 1/8″ diameter tube and a T10 would be a 1 1/4″ diameter tube. If you are wanting a T10 the bracket that holds it may be too large of a diameter to safely hold the 33890. So a T9 would be a 1 1/8″ diameter tube and a T10 would be a 1 1/4″ diameter tube. …
Can you replace a t10 with a t8?
Now the LED Tubes T8 are available for all those base and 8ft, and also 2ft, 3ft, 4ft, 5ft, 8ft too. So it’s quite convenient to use a T8 LED Tube to replace the old T10 and T12 tubes. … You can purchase the ballast-compatible LED Tubes if do not want to make any change in your old tube fixtures.
What is the difference between t8 t10 and t12 fluorescent tubes?
The T8, T10 and T12 tubes are mainly difference in the diameter of the tube. The main difference is in size…the T8 is one inch in diameter and everything else is divisible by that number: T5 = 5/8 inch, T6 = 6/8 inch, T8 = 1 inch, T10 = 1.25 inches (10/8), T12 = 1.5 inches in diameter (12/8).
How do I change an 8 foot fluorescent bulb to a LED?
Do I need to remove the ballast to use an LED bulb?
LED technology does not require a ballast to regulate the amount of energy flowing to the lights. … Additionally, removing the ballast will reduce energy usage and result in even great cost-savings as ballasts continue to draw more power than necessary.
Will a t8 work in a t12 ballast?
As far as safety is concerned, you can exchange them. If you place T12 tubes in a fixture with a T8 ballast, you will wear out the ballast and have to replace it. 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.
How do I convert a 4 foot fluorescent bulb to LED?
Are t8 and t12 fluorescent tubes interchangeable?
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.
Is a t10 bulb the same as a 194?
Some people think there’s a big difference between T10, T15, 194, 168, and etc… but the reality is they all fit the same. All you need to watch out for is the overall shape and size of the bulb!
Don’t forget to share this post 
References and Further Readings :
