Most Common Light Bulb Base Type

Bulbs with these bases are the most popular of all screw base bulbs.

Most common light bulb base type.

The common terms are medium intermediate candelabra and mogul. Look at your fixture to determine its base type. 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. The most common types of light bulbs are incandescent bulbs halogen bulbs cfl bulbs and led bulbs.

For each of these types the bulb light is produced by a different process. There are tens of unique bases for light bulbs. It is found on smaller light bulb shapes such as s11 r12 and t6 light bulbs. The most common bases everyone is familiar with start with an e signifying edison type screw bases.

Click on any of the base illustrations above to see a list of light bulbs that have that base. Medium standard base code. It is used in most incandescent halogen cfl ccfl and hid light bulbs. Bulbs with these base types are available in many different styles.

This is the most common light bulb base that you can buy and is used in hid cfl ccfl halogen and incandescent light bulbs. Light bulbs for automobiles are made in several standardized series. Pin type bases are normally used for track lighting landscape bulbs. However because the light industry likes mysterious codes you may also see e26 e12 e39 etc.

Bulbs used for headlamps turn signals and brake lamps may be required to comply with international and national regulations governing the types of lamps used other automotive lighting applications such as auxiliary lamps or interior lighting may not be regulated but common types are used by many automotive manufacturers. The number after the e represents the diameter of the base in millimeters. 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. Look at your fixture to determine its base type.

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 medium e26 base is the most common light bulb base. A little larger than the common e26 medium base this bulb base can still be used in most applications. Common bulbs with e26.

Light bulbs can also be distinguished by shape and base design. Most of the light bulbs that you buy in stores or online are going to have this kind of base.