Keyword Analysis & Research: t8

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What does T8 stand for?

“T” stands for “ Tube ”, the figure behind the “T” represents the diameter of tube. T8 means 8*T, the length for single T is 1/8 inch, 1 inch equals to 25.4mm, so the length for single T is 3.175mm The diameter for a T12 is: (12/8)*25.4=38.1mm The diameter for a T8 is: (8/8)*25.4=25.4mm (1inch).

What does the "8" in T8 mean?

What does the "8" in T8 mean? The number 8 indicates that the tube diameter is 8 one-eight inches, meaning that this tube has a 1 inch diameter. A T12 tube has a diameter of 12/8, that is, 1.5 inch and a T5 tube is a very narrow tube with a diameter of just 5/8 inch. Examples of T12, T8 and T5 lighting:

What does T8 and T12 mean?

on Oct 29, 2020. The T8 light has replaced the T12 as the new standard in fluorescent lighting, which in turn is the cheaper alternative to incandescent lamps. The number that comes with the T is used to denote the diameter of the fluorescent tube. Since the measurements come in eights of an inch, the T8 has an inch of diameter while a T12 comes in 1.5 inches.

What does T8 mean in lighting?

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. A T8 lamp (on the right in the figure below) is eight-eighths of an inch, or one inch (2.54 cm), in diameter.