Standard Light Bulb Base Types

Light bulbs for automobiles are made in several standardized series.

Standard light bulb base types. This is an epic light bulb buying guide that you need when putting in light fixtures or you need to buy a bulb. Look at your fixture to determine its base type. Unlike the light bulb shapes the number in the light bulb base measures the light bulb base diameter in millimeters. The candelabra e12 has a diameter of 12 millimeters.

Medium standard base code. 1 888 455 2800 fax 1 508 363 2900. Bulbs with these base types are available in many different styles. Langree a19 led light bulb 6w equivalent 60 watt 2700k soft white e26 medium base led bulb non dimmable standard replacement pack of 6 4 7 out of 5 stars 192 13 99 13.

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. 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 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.

3 illustrated charts showcase the 56 different types of light bulbs based on shape base and size. 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. 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. Pin type bases are normally used for track lighting landscape bulbs.

Use this handy guide to identify different types of light bulb bases that apply to incandescent halogen high intensity discharge fluorescent and led light bulbs.