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T5 / G5 Fluorescent Tubes

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T5 G5 Fluorescent Tubes

Energy-efficient lighting for the home - and workplace

T5 G5 fluorescent tube lights are the lights we work, live and play by, whether we’re hard at work, reading an advertising board in the street, getting fit at the gym or soaking in the bath at home.

And with LED alternatives available too, their energy efficiency helps to reduce emissions - making the planet's future look a light brighter too.

T5 G5 fluorescent tube

What is a T5 G5 fluorescent tube?

The T5 G5 fluorescent tube light is a low-pressure gas-discharge light with exceptional light and energy efficiency. Standard wattages are 14W, 21W, 28W, 35W, 49W, 54W and 80W.

The T5 G5 fluorescent tube is 5/8 inch (16 mm), in diameter with a pin spacing of 5 mm at the base.

Please note: To install fluorescent tube lights, you will also need an electronic ballast.

Where are T5 G5 fluorescent tubes used?

T5 G5 fluorescent tubes are used, mainly, to light up advertising hoardings. Not only because they do the job perfectly, but because they’re also easy to replace, which dramatically reduces maintenance time.

It’s why you’ll find them in most warehouses, supermarkets and gyms.

But they’re not just for industrial use, they’re common in homes too, especially in designer bathrooms, picture lights and pendant lamps.

Please note: T5 G5 fluorescent tube lights are available in many different lengths, and we’ll always specify the differences on our shop page.

If you’re looking for a replacement tube, make sure you know the right length, brightness in lumens and the colour temperature in Kelvin before you pop your replacement in your basket.

louvre light
bathroom mirror light
designer hanging light fifi

Are there LED alternatives to T5 G5 fluorescent tube lights?


And the best part?

The LED alternatives for the T5 G5 fluorescent tube lights have higher energy efficiency and longer service life.

Please note: If you need to replace a T5 G5 fluorescent tube light due to its mercury content it must be handed in at a hazardous waste collection point and not chucked out with the household waste.

What is the difference between a T5 and a T8 fluorescent tube?

The difference between a T5 and a T8 is the diameter of the base.

A T5 fluorescent tube has a diameter of 16 mm, whereas a T8 is 26 mm.

The length, electrical output, light colour and brightness of the tubes also vary, regardless of base size.

T5 G5 fluorescent tube
T5 G5 fluorescent tube

Would you like to learn more about T5 G5 fluorescent tube lights, their ballasts or lengths? Or any other topic related to fluorescent tube lights? If so, our friendly team of experts would love to answer any questions you may have. Call today on +353 1 699 2138 or contact us via email.

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