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Is E12 a medium base bulb?

Yes, E12 is a medium base bulb. The E12 bulb base, also known as the candelabra base, is a common light bulb socket size used in many household lighting fixtures, lamps, and appliances.


What is an E12 Bulb?


The E12 bulb base is a small, screw-type socket that is typically used for lower-wattage light bulbs, such as those found in chandeliers, wall sconces, and some table lamps. The "E12" designation refers to the diameter of the base, which is 12 millimeters (approximately 0.47 inches).


Characteristics of E12 Bulbs



  • Base Size: The E12 base is a medium-sized socket, smaller than the more common E26 (standard) and E27 (intermediate) base sizes.

  • Wattage Range: E12 bulbs are typically available in wattages ranging from 3 watts to 60 watts, making them suitable for a variety of low-power lighting applications.

  • Bulb Types: E12 sockets can accommodate a range of bulb types, including incandescent, halogen, compact fluorescent (CFL), and LED bulbs.

  • Voltage: E12 bulbs are designed to operate on standard household voltages, typically 120V in North America and 230V in Europe and other regions.


The E12 medium base is a common and widely used socket size, making it easy to find replacement bulbs for a variety of lighting fixtures. When shopping for E12 bulbs, it's important to match the wattage and bulb type to the specific requirements of your lighting application.

What is an E12 bulb equivalent to?


E12 bulbs, also known as Miniature Edison Screws (MES), have a 12mm diameter screw base. Many bulbs with these bases are designed to mimic the look of a candle flame.



What is a medium base light bulb?


The most common light bulb base type is an E26, also called a medium base. This is the standard base used in lamps and fixtures for traditional 60-watt incandescent bulbs.



Are E12 and A19 the same?


Most wall sconces use a standard light bulb (A19 shape) or a torpedo shaped light bulb (B10 or B11 shape) with a standard screw-in base (E26, or "Edison" base). If you have a torpedo bulb, be sure to check the base. If it's smaller than a standard light bulb, you probably have a candelabra (E12) base.



What is the difference between E12 and E17 base?


E17 - Intermediate base measures 17 mm (0.669 in). E12 - Candelabra base measures 12 mm (0.472 in). E11 - Mini Candelabra base measures 11 mm (0.433 in).


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Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.