Numbers and Letters For Light Bulbs

If you buy a bulb, you may see a different number and letters in the bulb. These numbers and letters have some significance. Codes such as A19, B5, and So on tells specific number codes to understand the types and size of the bulb. Let’s follow some of the common letters in the next sections.

Letters and Numbers Code For Light Bulbs

We start with the letter representation of bulbs

01. A

The alphabet A stands for the eardrop shape of bulbs. The most popular bulbs of this category are A19.

Typically A letter stands for flower type bulbs. There are some numbers, such as A19, which represents the diameter of the base.

There are some other numbers such as A19 which mean the diameter is 2.4 inch. In some cases, they represent A60, which means A represents arbitrary, whereas 60 stands for 60 millimeters.

Usually, lettered bulbs emit lights from 360 degrees. That is why this bulb will emit light in every direction — another significant number 3000K, which represents the color tone.

This is a standard color tone for better use. Some of the quality lighting representation can suggest the shape of the lights and base types or socket configurations.

02. B

The bulb containing B letter stands for bullet types. This type of light represents different kinds of bulbs. B type lights are of two kinds blunt type and bulged type.

Blunt types of lights usually are lighting, which has two back to back reflectors. These two reflectors are very important in producing quality lights.

These alphabet letters are quite extraordinary but can make confusion.

That is why manufacture represents blunt type and blend types. There are some critical alphabets which will identify different kinds of bulbs.

03. C

C represents the candle shape bulbs. The candle-shaped bulbs are quite extraordinary with a gorgeous lighting solution.

The bent with pointed tips will allow different lights to improve the performance to a new level.

Typically fluorescent bulbs are quite extraordinary and beautiful. The light intensity of this type of light is quite fascinating. These lights are often used as decorating lighting.

Until recently, this type of lighting is used in recess lighting and track lighting.

Most of the track light increases the efficiency of the lighting to a great deal.

Some of the quality lighting arrangement will increase the performance to a certain degree. The quality lighting with proper socket will be necessary for optimum results.

04. G

G stands for globular shaped lights. This light is quite extraordinary. This lighting is right for decorations. There are some quality lighting arrangements suitable for globular fashioned lights.

The lights are quite extraordinary suitable for track lights and recessed lights. The light has different base plates. The number system determines different base plates.

All the great manufacturer like Philips and Sylvania produces G- coded bulbs. This decorating bulb is quite efficient.

There are different numbers related to different bulbs. G bulbs usually are fluorescent light bulbs. These lights are quite extraordinary with excellent lighting intensity.

05. S

This is an essential lighting used for signing. This lighting is used for commercial use.

That is why it is not suitable for residential use. The sign lighting is quite fascinating available in different colors with different shades for quality designs.

06. T

These lights are quite charming. This T stands for tube lights. The tubular lights are very adaptable and quite handy. There are different kinds of tube lights available.

Halogen tube lights are the most common tube lights. Some quality manufacturers are producing this quality tube light for a more extended period.

It is quite common in every household. The price of light is quite useful.

The different manufacturer maintains a different socket system . T8, T12, and some other lights are quite popular. All the prominent manufacturers were producing tube light to significant aspects.

There are some quality lights which improve the performance with a quality environment. The lighting arrangement is quite popular.

Recent developments and quality lights with coded T are dominating the lighting industry. The technical literature tube lights are referred to as tube lamps.

07. R

R signifies for a reflector. These lighting arrangements are suitable for recess lights and track lights.

This reflector determines the fact related to reflecting parameter.

Based on the different reflectors and size, the lighting arrangement will increase the performance.

For quality arrangements and similar lighting arrangements, R type of lights is prime examples.

For quality lighting and professional settings, we can trust different quality arrangements.

For a certain amount of quality, lighting reflector will provide quality lighting intensity.

For individual manufacturers, there are other kinds of numbering, and letter symbols are used.

Let’s start with Philips

Sample code for a particular bulb is as follows-

F32 T8/ TL 741/ALTO

Here F represents Fluorescent, whereas 32 means 32 watts. T8 means Tubelights with a socket of a specific diameter.

TL stands for tube light, whereas 741 signifies two things CRI 75 and color tone 4100. The last part Alto stands for product line indicator.

These lighting letters and numbers are quite important before purchasing.

You need to understand the type of lights explicitly, whereas the quality lighting will increase the performance to a great deal.

The lighting quality and different aspects can be thought out after the quality outcome.

The recent quality output will increase the performance to a certain degree. Until recently, the quality lighting with superior numbers and letters is quite evident in the packages.

The type of lights and base light size is crucial to use different kinds of lights to a certain degree.

There is some quality difference between A19 and A21 bulbs where A19 bulbs produce 100 watts, and A21 also provides LED lights.

For the same 100 watts, incandescent and 100 Watt LED will have a sharp contrast between the lights.

A19 typically stands for incandescent, whereas A21 is used for LED lights.

But some manufacturer makes LED lights with A19 settings. So endless numbers and letters do not guarantee the actual conditions.

Manufacturer information is quite essential to determine the different lighting.