Fluorescent tube size guide

The T stands for tubular and the numbers are an index for the. In this guide we take a look at the different types of fluorescent tubes , identify the best use for each and highlight the benefits they offer to the user. The most common form of fluorescent lamp is a straight tube.

The diameter of the tube is described in eighths of an inch, as it is for incandescent lamps, so a fluorescent lamp inch in diameter (eight eighths) is a T8. Sizes range from Tto T17. With fluorescent tubes , the length and width of the tubes differ and the dimensions you need will depend on the size and wattage of the fitting. Learn the difference between a Tand a Ttube with our guide to choosing fluorescent tubes.

For length it is imperative to measure your tube to the end of the tube including the pins. For some tube sizes , the nominal length (in feet) is the required spacing between centers of the lighting fixtures to create a continuous run, so the tubes are a little shorter than the nominal length. Thousands of customer product reviews. Securely Checkout In Seconds. Shop today at TLC Electrical!

Free UK Delivery on Eligible Orders! T8s are 1-inch diameter fluorescent tubes , and they are the most prevalent of all fluorescent tubes. Four-foot T8s, in particular, are used everywhere –– in hospitals, commercial office spaces, schools, retail spaces, warehouses.

Typically we supply tubes made by Philips, Osram, GE (General Electric) and Sylvania. Some older fluorescent fixtures and those under watts often require starters, which are the small aluminum or plastic cans in a socket near one end of the lamp. Knowing the pin spacing and wattage of a fluorescent tube is enough to identify the lamp type.

Quick guide on how to pick the correct fluorescent tube lamp - what does the label mean? The sizes refer to the diameter of the bulb. Each standard size is available in different wattages, colours and lengths to suit every application. Fluorescent tubes are available in a variety of lengths, colours and types.

I currently just have a single fluorescent fitting containing two 58w tubes. Choosing the right LED fluorescent replacement tubes can be confusing due to the myriad of product types and installation options. The fitting is ceiling mounted. The consumer demand for quality LED. Tbulbs are eighths of an inch, or one inch in diameter.

Since the lighted fluorescent tube has a low resistance, the ballast now serves as a current limiter. When you turn on a fluorescent tube , the starter is a closed switch. To find out the length of your fluorescent tube , simply measure the tube to the end of the tube including the pins.

Use that info combined with the information printed on the side of the bulb to find the exact replacement. This guide will be of use when you need to replace the tubes. Please note that different T numbers are not interchangeable, for example if you have a Tfitting you.

Instead of a tungsten filament, CFLs consist of a glass tube filled with mercury vapour and gas, with an electrode at either end of the tube. A range of fluorescent tubes in a variety of sizes , colours, cap fittings and lumen outputs, with dimmable options available. Along with the various styles of fluorescent tubes which are measured by their T category which come in different lengths and energy efficiency levels: T Tand Tbeing among the most commonly bought fluorescent tubes. We carry two types of fluorescent tube lamp bases such as the Gand the G5. Find the lightbulbs shape you’re looking for with this visual chart - detailed illustrations of bulb shapes include A1 MR1 PAR, and linear fluorescent tubes.

A fluorescent tube is a long, thin type of light that is attached to fittings on walls and ceilings. The tube lights up by exiting mercury atoms with electricity to produce visible light. If the light starts to flicker, or if only one end of the tube works, the starter will need to be replaced.