E26 Light Bulb Base Sizes

Most common base types.

E26 light bulb base sizes.

Bulbs with these base types can be used interchangeably as there is only a 1 millimeter difference in base size. Christmas lights use various base sizes e17 for c9 bulbs e12 for c7 bulbs e10 for decades old series wired c6 bulb sets in the u s and an entirely different wedge base for t1 mini lights. 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. This base was developed by thomas edison for the first light bulbs and is still in use today.

If you see a metallic base with screw threads approximately 1 inch in diameter you most likely have an e26 bulb. 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. E17 26mm medium e26 26mm medium skirted 27mm european medium e27 39mm mogul e39 fluorescent pin bases miniature bipin medium bipin single pin recessed double contact 4 pin single ended 4 pin 2gx 13 axial twist lock bases. Shoppers of led light bulbs often confuse the specifications for base type e26 or e27 and bulb shape a19.

E26 bulbs are primarily used in north america while e27 bulbs are most popular in europe. E12 is the smaller candelabra base. Light bulb base chart. The b and c groups.

Shop by screw base with our universal bulb finder. E26 is the size of most light bulbs used in the u s. An e26 bulb therefore is any bulb or lamp that utilizes the e26 cap or base for mounting and electrical contact. B10 led bulbs in wall sconce ca10 led bulbs in chandelier c9 led bulbs in christmas light strings c7 led bulb in night light.

The first letter designates the shape or form of the base and the number represents the width of the base normally in millimeters. Click or tap on a base to view matching bulbs from our catalog. B10 c7 c9 c15 ca10 from top left to bottom right. E26 e27 medium screw base e12 candelabra.

It s used for nightlight bulbs and sometimes for decorative light bulbs used in chandeliers and over bathroom mirrors. For a short time early on these mini lights were manufactured using e5 screw bases. E17 intermediate base is in between these two sizes. You can most instantly recognize an e26 bulb by looking at the bottom or non light emitting side of the bulb.

It s referred to as having a medium or standard base.