849mm Fluorescent T5 21 Watt White
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849mm Fluorescent T5 21 Watt Whitefrom Leading Brand (Model: FL21T5W)
|Cap/Base Type||2 Pins Each End|
|Colour Temp||3500 K|
|GE Colour||Colour 835|
|Manufacturers Average Lamp Life||10000 Hours|
|Osram Colour||Colour 835|
|Philips Colour||Colour 835|
|Shape||T5 Linear (15mm Dia)|
|Style||T5 15mm Dia|
|Sylvania Colour||Colour 835|
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Product Data Sheet
Fluorescent T5 21w White
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When it comes to fluorescent tubes, most people think of places like schools, factories, hospitals and offices; large buildings with plenty of people and open spaces to illuminate.Read More »
T2 is a term describing a tube that is 2 eighths of an inch in diameter, or 7mm.
A T2 Tube is a type of slimline fluorescent tube commonly used for Cabinet and Display lighting. Available in 6, 8, 11 or 13 watts the T2 tube has a distinguishable W4.3 Plug In base at each end.
T2 can also be used to describe certain types of energy saving lamps, such as Energy Saving Spirals.
A T4 Tube is a type of fluorescent tube commonly found in pelmet or under cabinet lighting due to their slimline design. The T4 tube is named so as it measures 4 eighths of an inch, or 14mm in diameter and is available in wattages ranging from 6 to 30 watts.
A T5, sometimes called the T16 is a common type of fluorescent tube predominantly found in recessed and suspended ceiling applications. The T5 tube gets its' name from being 5 eighths of an inch in diameter, or 15-16mm.
Although commonly referring to linear tubes, T5 tube could refer to a type of circular fluorescent tube. The T5 circular tube has a 2GX13 base with 2 pins either side of the tube.
T5 can also be used to describe 2D Compact Fluorescent Lamps. This is due to the diameter of the actual tube itself being 15mm, the same as the T5 Linear Tube.
A T8 Tube is a type of popular type of fluorescent tube favoured for its' versatility in application. The T8 tube is named so as it measures 8 eights of an inch in diameter, or 25mm.
T8 Fluorescent Tubes can now be replaced with LED alternatives, offering a longer life span and reduced power consumption.
A T12 Tube is a type of fluorescent tube commonly found lighting larger areas such as offices and retail spaces. The T12 Tube was one of the first fluorescent tubes to be manufactured, however is now being phased out in favour of the more efficient T8 Tube which has the same G13 base. T12 Tubes measure 38mm, or 12 eighths of an inch, in diameter and are available in wattages ranging from 20-125 watts.
830 can be used to describe the colour of light produced by a light bulb or fluorescent tube. Colour 830 is primarily found in halogen light bulbs and appears slightly whiter than incandescent light bulbs.
Colour 840 is also referred to as "cool white", emitting a 4000k colour temperature. Lamps & tubes that produce this colour enhance blues, flatten reds and give a bluish tint to whites & greens.
Colour 845 is also referred to as "cool white". Lamps & tubes that produce this colour enhance blues, flatten reds and give a bluish tint to whites & greens.
865 is more commonly known by the term "daylight". Daylight light bulbs reproduce the colour of the sun on a sunny day. These light bulbs have a colour temperature of 6500 Kelvin.
Frequently Asked Questions
We make every effort in answering your questions. Below is a list of those questions we are frequently asked. Please consult these before contacting us. Click on a question below to reveal its answer.
Selecting the right colour temperature for you is a process which requires a degree of careful consideration. The colour temperature of a Light Bulb is a way of describing the colour of the light given off by the Light Bulb, and is measured in Kelvin…Read More »
When measuring fluorescent tubes and compact fluorescent light bulbs try to include the pins because this will give you the most accurate result. Generally we will include measurements with and without pins in the product description for fluorescent …Read More »
T2 The main difference is the diameter of each tube. T2 tubes have a diameter of 7mm and comes in a range of lengths and colour temperatures. Although small in size they pack a punch, they're ideal for lighting areas with limited spa…Read More »
That code is directly affiliated with that tube, we can work out what type of bulb we have by breaking down the code. Firstly we can tell it's a a Fluorescent tube because of the 'FL'. We can also see it's 58 watt because of the '58w', generally if…Read More »
Switch Start Switch start is the control gear that has been used by the industry for many years. The current is limited by a wire wound magnetic choke or ballast. The choke, which is a coil of wire makes the circuit inductive. The advantage of switc…Read More »
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