Most common base types.
E26 e27 light bulb bases interchangeable.
Both types are interchangeable and some light fixtures refer to these sockets as e26 e27.
The e26 is 26 mm and the e27 is 27 mm diameter.
Screw in bulbs use a base called an edison screw or es base.
This means that physically you can fit an e26 bulb into an e27 socket and vice versa.
E26 is 26 mm and the e27 is 27 mm diameter.
The e27 is the european variant and is rated at 220 volts.
However e27 sockets are rated for 220v.
Even if the difference between the screw dimensions is just 1 mm they have virtually the same screw dimension requirement.
G11 g14 g16 g50 g60 g25 g80 g30 from top left to bottom right.
While these technically will work in e26 bases this is usually a sure indication that the bulb was not strictly designed for the us market and this bulb may lack a proper north american ul or etl safety certification and therefore should be avoided.
E26 bulbs are primarily used in north america while e27 bulbs are most popular in europe.
Bulbs with these bases are the most popular of all screw base bulbs.
The small difference in size doesn t seem to be important as some use the e26 e27 designation.
The motivation for this difference is due to the different line voltage levels the e26 and e27 standards are designed to 120v ac and 240v ac respectively.
G14 led bulbs in ceiling light fixture g30 led bulbs in bathroom vanity g30 led filament bulb in porch light fixture g16 gold tint led filament bulbs in ceiling light fixture.
Bulbs with these base types can be used interchangeably as there is only a 1 millimeter difference in base size.
E26 sockets can be used with european standard e27 base bulbs.
E26 is 26 mm and the e27 is 27 mm diameter.
Therefore the voltage compatibility of bulb and light fixture must be checked.
The e26 is the standard 120 volt american base.
Everything i have found suggests that they should be interchangeable except for the voltage rating.
You will indeed almost always find that e26 and e27 lamp bases are mechanically interchangeable i e.
You may see low cost led bulbs using an e27 base on ebay and amazon from foreign suppliers.
E26 e27 medium screw base.
Mechanically these two types of bulb bases are interchangeable.
However an e26 bulb can fit in e27 base and an e27 bulb can fit in e26 base without problem.
You will be able to physically fit an e26 bulb into an e27 socket and vice versa.
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However an e26 bulb can fit in e27 base and an e27 bulb can fit in e26 base without problem.
