Standard Us Light Bulb Base Size

Unlike the light bulb shapes the number in the light bulb base measures the light bulb base diameter in millimeters.

Standard us light bulb base size.

1 888 455 2800 fax 1 508 363 2900. Screw bases come in several sizes and they are referred to by both a descriptive name and size. Comzler frosted a15 led bulbs 6 watts soft white light 2700k 60 watts globe light bulb equivalent e26 standard screw base a15 g45 shape led appliance bulb refrigerator 6 pack check latest price on amazon. 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 an a19 bulb or its metric iec equivalent the a60 bulb which is 19 8 in 2 3 8 in. Other sizes with a data sheet in iec 60064 are a50 a55 a67 a68 a71 a75 and a80. Common bulbs with e26 e27 bases. E26 is the size of most light bulbs used in the u s.

E12 is the smaller candelabra base. Here is the light bulb socket size chart to help you determine what size do you need your light bulb to be. 60 mm wide at its widest point and approximately 4 3 8 inches 110 mm in length. It s referred to as having a medium or standard base.

Bulbs with these base types are available in many different styles. It s used for nightlight bulbs and sometimes for decorative light bulbs used in chandeliers and over bathroom mirrors. 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. The candelabra e12 has a diameter of 12 millimeters.

The first letter designates the shape or form of the base and the number represents the width of the base normally in millimeters. Light bulb socket sizes chart.