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Standard light bulb base size canada.
Screw in light bulbs have different base sizes.
Screw bases come in several sizes and they are referred to by both a descriptive name and size.
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Bulbs with these base types can be used interchangeably as there is only a 1 millimeter difference in base size.
Here is the light bulb socket size chart to help you determine what size do you need your light bulb to be.
For example an e10 base would be 10 millimeters in diameter.
Light bulb socket sizes chart.
Fluorescent pin bases miniature bipin medium bipin single pin recessed double contact 4 pin single ended 4 pin 2gx 13 axial twist lock bases 10mm gu10 10mm gx10 24mm gu24 bi pin bases 4mm g4 4mm gu4 4mm gz4 5 3mm g5 3 5mm g5 5 3mm gu5 3 5 3mm gx5 3 5 3mm gy5 3 6 35mm g6 35 6 35mm gy6 35 6 35mm gz6 35 8mm gy8 8 5mm g8 5 9mm g9 9mm g9 pin.
Light bulb bases light bulb bases come in many sizes and it is important to make sure you get the proper base for your light fixture.
Take the number and divide by 8 and that is the diameter of the bulb at its widest point.
You don t want to buy a bulb only to find that it doesn t fit in the socket.
Bulb base the final important piece to selecting the right bulb for your application is the bulb base.
From top left to bottom right.
Unlike the light bulb shapes the number in the light bulb base measures the light bulb base diameter in millimeters.
Standard arbitrary a bulbs are the most widely used and thought of when it comes to household lighting.
Bulbs with these bases are the most popular of all screw base 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.
Pin base light bulbs have two pins on the base that connects the bulb to the voltage.
They are differentiated by the e size which is a reference to their size in millimeters.
You can compare most common e size designations with a thread diameter see the specific light bulb name for that size see what are the most common applications and even see the official standard for light bulbs.
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.
A medium bulb base is the most common type of base and is found on most standard household bulb.
