What Is A Standard Size Light Bulb

Other sizes with a data sheet in iec 60064 are a50 a55 a67 a68 a71 a75 and a80.

What is a standard size light bulb.

An industry confusion for sure so for accurate sizing of our decorative string light bulbs be sure to refer to each item s product specs. Alternatively a purchased brand e g ge or sylvania of a non decorative lighting standard household bulb may have a g40 bulb that is 40 8 in size or 5. 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. The most commonly used a series light bulb type is the a19 bulb which is 2 3 8 inches 60 mm wide at its widest point and approximately 4 3 8 inches 110 mm in length.

You can use this handy image below to identify the size of your a shaped bulb. 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. Light bulb socket sizes chart. 1 888 455 2800 fax 1 508 363 2900.

Here is the light bulb socket size chart to help you determine what size do you need your light bulb to be. 1 888 455 2800 fax 1 508 363 2900. A19 led filament bulbs in ceiling fan fixture a21 led bulbs in bedroom lamps a19 gold tint led filament bulb in porch light fixture a19 led fireworks bulbs in string lights. This is the classic shape that most people are used to when shopping for a light bulb.

Standard arbitrary a bulbs are the most widely used and thought of when it comes to household lighting. Incandescent bulbs used to be the industry standard but laws now require new energy efficient standards for basic light bulbs. All standard 100 75 60 and 40 watt incandescent bulbs have been phased out and will no longer be produced. Comparison between a15 a17 a19 a21 a23 light bulbs by their dimension.

To help you understand what shapes and sizes you will need we have created the following guide on light bulb sizes. Bulbs with these base types can be used interchangeably as there is only a 1 millimeter difference in base size. 60 mm wide at its widest point and approximately 4 3 8 inches 110 mm in length. Bulbs with these bases are the most popular of all screw base bulbs.