Standard Us Light Bulb Base Size

The candelabra e12 has a diameter of 12 millimeters.

Standard us light bulb base size.

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. It s referred to as having a medium or standard base. 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. 60 mm wide at its widest point and approximately 4 3 8 inches 110 mm in length.

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. Screw bases come in several sizes and they are referred to by both a descriptive name and size. Other sizes with a data sheet in iec 60064 are a50 a55 a67 a68 a71 a75 and a80. Light bulb socket sizes chart.

E12 is the smaller candelabra base. E17 intermediate base is in between these two sizes. Unlike the light bulb shapes the number in the light bulb base measures the light bulb base diameter in millimeters. The first letter designates the shape or form of the base and the number represents the width of the base normally in millimeters.

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. Bulbs with these base types are available in many different styles. Common bulbs with e26 e27 bases. 1 888 455 2800 fax 1 508 363 2900.

E26 is the size of most light bulbs used in the u s. Here is the light bulb socket size chart to help you determine what size do you need your light bulb to be.