It is essential to know the cap type to identify the lamp.
Bulb fitting types uk.
Your lamp or fixture s socket will dictate which cap or base a light bulb needs in order to fit but there are a number of different base types and sizes to choose from and it s not always easy to determine which type is right for your fixture.
These light bulbs are commonly available with both bayonet b22 and screw e27 e14 base types and have a wide variety of applications.
Bulb types that start with e are screw fittings and those that start with gu are click fittings.
Shop now e14 small edison screw cap.
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A series light bulbs are the classic shape most people think of when they imagine a light bulb.
Below we have listed the most popular fittings.
Shop now e27 edison screw cap.
Different light bulb fittings at a glance.
This base of this lamp is technically named gu5 3 however the whole spotlight is more commonly referred to as an mr16.
There are more than 100 different bulb fittings for lamps.
The cap or base of a light bulb joins the bulb to the lamp socket in order to provide an electrical connection.
The cap or base provides an electrical connection to the lamp and ensures the lamp is held in the correct position.
The instructions on your lamp or light fitting will tell you the style of cap fitting to choose.
A series bulbs are also known as arbitrary general lamp service gls or standard bulbs.
Distance pin centre to pin centre.
Types of lamp fittings.
Apart from the difference in cap types the e27 is identical to the b22.
Edison screw caps are also known as es they are more common in america and europe but are becoming more popular in the uk with outdoor lights and european brands of light fittings.
Known as e27 as they have a screw in cap with a 27mm diameter.
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.
All light bulbs have a code to identify their type of fitting.
Shop now b15 small bayonet cap.
Featuring two round pins that push into the fitting this is the 2nd most popular type of spotlight.
Make sure you check this carefully as the wrong cap fitting will not work in your light.
For example an e27 is an edison screw bulb with a diameter of 27 millimeters.