What Kind Of Base Does A Regular Light Bulb Have

Let s talk about light bulb groups their bulb codes and what applications those bulbs are typically used for.

What kind of base does a regular light bulb have. Decoding these is often no easy task for consumers and professionals. The most common types of light bulbs are incandescent bulbs halogen bulbs cfl bulbs and led bulbs. They are commonly used for general lighting in standard light fixtures such as ceiling lights lamps can lights outdoor spotlight and flood light fixtures and. Click on any of the base illustrations above to see a list of light bulbs that have that base.

Find the light bulb base type you re looking for with this visual chart detailed illustrations of general bases fluorescent bases and specialty halogen base types. Many specialty incandescent bulbs such as chandelier bulbs will remain available. Or use our universal bulb finder to shop by bulb type or screw base. The first letter designates the shape or form of the base and the number represents the width of the base normally in millimeters.

Bulbs with these bases are the most popular of all screw base bulbs. Incandescent light bulbs consist of an air tight glass enclosure the envelope or bulb with a filament of tungsten wire inside the bulb through which an electric current is passed. Bulbs with these base types can be used interchangeably as there is only a 1 millimeter difference in base size. If you understand bulb codes it s easy to look at a light fixture and know right away what kind of bulb you ll need.

1 888 455 2800 fax 1 508 363 2900. Light bulbs can also be distinguished by shape and base design. For each of these types the bulb light is produced by a different process. Led light bulbs we offer energy efficient money saving led bulbs in a wide range of base types for many different applications.

A15 a19 a21 and a25. A further explanation of the light bulb base sizes you can look at the letter number references e12 e17 and e26 to help understand a bulbs base style and size. Incandescent bulbs used to be the industry standard but laws now require new energy efficient standards for basic light bulbs. All standard 100 75 60 and 40 watt incandescent bulbs have been phased out and will no longer be produced.

There are dozens of base types for light bulbs most of them made up of a series of letters and numbers.