What Is A Type B Bulb Base

Whether you choose clear or frosted bulbs depends on the intensity of light that you want from your fixture.

What is a type b bulb base.

Light bulbs come in different wattages shapes colors transparencies and tones. These bullet or flamed shaped bulbs are decorative and used as a secondary lighting source in the home. It has a pear like shape and is typically fitted to either an edison screw or a bayonet cap base. The e26 screw threads are right hand threads and in addition to providing the mechanical support also act as the neutral electrical path assuming the fixture is wired properly.

Screw base bulbs often called edison bulbs are named after their inventor thomas edison. 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. The number that follows the a designation indicates the nominal major diameter of the bulb either in one eighth. The variety of sizes in the bases of the bulb are designed to fit the various socket sizes in the candelabra.

Light bulb shapes similar to identifying a base size light bulbs use a letter number reference to reflect the shape and size of a light bulb. For example our 11s14 bulb has an e26 base the e refers to the style which is an edison screw in and the 26 means it has a 26 mm base width. 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. Incandescent light bulbs shaped like torpedoes and that fit into candelabras include the type b variety of bulb.

Once the lamp s screw is aligned with the fixture socket rotate the the lamp clockwise until fully secure. 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. A 15 watt type b bulb is smaller and narrower than a standard incandescent bulb and emits less light and energy. Each base type has a descriptive term such as medium intermediate candelabra etc and they re defined by the letter e edison followed by numbers.

In north america and europe these light bulb base types are the most common and widely used. Look at your fixture to determine its base type. Since light bulbs have different base types if you know the base of the bulb you are looking for we can omit the bulbs that do not have that base type. Bulbs by base type is a catalog of light bulbs whereby a bulb can be found by the type of base that the light bulb has.

E26 bulbs work like any type of edison screw base. Medium standard base code.