Electrical Wholesalers est. 1890

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Edwardes special offers Hurry while stocks last!

Fluorescent Tubes

Edwardes Bros Ltd stock a range of popular fluorescent tubes in various sizes from 12mm up to 25mm, standard tubes to circular tubes in a wide range of colour variations and multiple wattage choices.

Great trade price fluorescent tubes & lamps

High efficiency tubes and high output triphosphor tubes also stocked in 16mm diameter with LED Retrofit fluorescent tubes a popular option for high quality at an affordable price.

Our selection includes T4, T5, T8, T9 and coloured fluorescent tubes.

What does “T” stand for?

What does the “T” stand for

The T in fluorescent tube classification represents the shape of the lamp - T = Tubular. The number that follows the "T" represents the diameter of the tube in eight's of an inch (1 inch = 25mm's).

Here is our fluorescent tube classification table.

Tube Classification Tube Diameter
T4 ½ in 12.7 mm
T5 ⅝ in 15.9 mm
T8 1 in 25.4 mm
T9 1 ⅛ in 28.6 mm