What Base Is A Regular Light Bulb

The intermediate e17 base is not very common.

What base is a regular light bulb.

1 888 455 2800 fax 1 508 363 2900. It is found on smaller light bulb. Candelabra a smaller screw in base denoted most often with an e12. Light bulb base chart.

Standard medium a regular sized screw in base usually denoted with an e26 or e27. Bulbs with these bases are the most popular of all screw base bulbs. 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. The e in the light bulb size refers to edison the inventor of the screw base light bulb and screw base light bulbs are sometimes called edison light bulbs candelabra bases are mostly used in smaller decorative incandescent cfl and ccfl light bulbs.

Screw bases 10mm miniature screw e10 11mm miniature candelabra e11 12mm candelabra e12 14mm european e14 17mm intermediate e17 26mm medium e26 27mm european medium e27 39mm mogul e39. Many specialty incandescent bulbs such as chandelier bulbs will remain available. B10 led bulbs in wall sconce ca10 led bulbs in chandelier c9 led bulbs in christmas light strings c7 led bulb in night light. Incandescent bulbs used to be the industry standard but laws now require new energy efficient standards for basic light bulbs.

Conical c bulbs are shaped like a cone. It has a pear like shape and is typically fitted to either an edison screw or a bayonet cap base. Gu10 a twist. All standard 100 75 60 and 40 watt incandescent bulbs have been phased out and will no longer be produced.

The number that follows the a designation indicates the nominal major diameter of the bulb either in one eighth. All of the bulbs in these groups resemble the shape of a candle flame and are often referred to as candle bulbs. 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. Cfl bulbs last much longer than incandescent light bulbs and they also use a lot less energy than traditional incandescent light bulbs.

What are the different light bulb bases. Today light bulb manufacturers have managed to make cfl bulbs with a wider range of light quality and many of them are indistinguishable from traditional incandescent light bulbs. From top left to bottom right. 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 first letter designates the shape or form of the base and the number represents the width of the base normally in millimeters. Click or tap on a base to view matching bulbs from our catalog.