Bulb Base Types Chart

Light bulbs for automobiles are made in several standardized series.

Bulb base types chart.

This is an epic light bulb buying guide that you need when putting in light fixtures or you need to buy a bulb. Medium standard base code. 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. 1 888 455 2800 fax 1 508 363 2900.

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 most familiar is the edison screw base found on most. There are dozens of base types for light bulbs most of them made up of a series of letters and numbers.

The candelabra e12 base is the second most common bulb base which is used for smaller decorative incandescent nostalgic bulbs. It is used in most incandescent nostalgic led cfl and halogen light bulbs. Common bulbs with e26. 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. There are tens of unique bases for light bulbs. The intermediate e17 base is not very common. The bulb is a type and the diameter would be 2 3 8 a 120br40 is a 120 watt reflector 5 in diameter.

3 illustrated charts showcase the 56 different types of light bulbs based on shape base and size. Click on any of the base illustrations above to see a list of light bulbs that have that base. Bulbs with these bases are the most popular of all screw base bulbs. The letter indicates the shape of the bulb and the number relates to the diameter of the bulb in eighths of an inch.

Bulb base reference chart. Types of light bulb bases find the light bulb you need using this visual light bulb base chart and detailed illustrations of general light bulb bases fluorescent bases and specialty halogen base types. Click here to save and print what is the difference between light bulb bases. The most commonly used household bulb is the a 19.

Pin type bases are normally used for track lighting landscape bulbs. Bulbs with these base types are available in many different styles. Decoding these is often no easy task for consumers and professionals.