Standard Light Bulb Base Type

The a series light bulb is the classic glass light bulb shape that has been the most commonly used type for general lighting service gls applications since the early 20th century.

Standard light bulb base type.

Look at your fixture to determine its base type. Most common light bulb uses including lamps recessed flush mount flood lights are going to have one of the first three base types shown above. 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 vanity lights. 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.

3 illustrated charts showcase the 56 different types of light bulbs based on shape base and size. Bulbs with these bases are the most popular of all screw base bulbs. This is an epic light bulb buying guide that you need when putting in light fixtures or you need to buy a bulb. It has a pear like shape and is typically fitted to either an edison screw or a bayonet cap base.

The number that follows the a designation indicates the nominal major diameter of the bulb either in one eighth. Look at your fixture to determine its base type. Common bulbs with e26. This base was developed by thomas edison for the first light bulbs and is still in use today.

Screw in bulbs use a base called an edison screw or es base. Medium standard base code.