The A15 refers to the glass diameter of a US kitchen appliance or ceiling fan light bulb. The A15 bulb has a glass diameter of 15*1/8inch. C7 with a E12 base. The C7 refers to the glass diameter of a US small night light bulb.
Full Answer
Is E12 same as B10?
The only difference is that the package may be labeled E12 or B10. Usually, E12 lightbulbs are sold in packages labeled B10. There is no difference between the two. Instead, E12 refers to the bulb’s base diameter while B10 describes its glass diameter.
What is the difference between E12 and E14 bulbs?
The bulb is called E14 because it refers to the socket: 14 millimeter diameter. What is an e12 bulb? E12 is the smaller “candelabra” base. It's used for nightlight bulbs, and sometimes for decorative light bulbs used in chandeliers and over bathroom mirrors. E17, “intermediate” base, is in between these two sizes.
Is E14 the same as e12?
When a ruler is not available, the most common fittings, the E26/E27, and E12/E14, is roughly the same length of an adult's thumb (the E26/E27) and little finger (the E14, the E12 is 2mm shorter.) Click to see full answer.
Are E12 and B11 bulbs the same?
The codes E12 and B11 refer to two different specifications. E12 is the type of the bulb’s base, while B11 refers to the bulb type and describes its shape. Both of these are usually found in the same bulb, leading to the mixup. There is widespread confusion when choosing candelabra bulbs for chandeliers, string lights, signage, or marquees.
Does A15 bulb fit E12?
Ceiling fan light bulbs Most ceiling fans use a light bulb that looks like a small version of the "standard" size. this is an A15 size and either uses a medium (E26) or candelabra (E12) size socket.
What is E12 equivalent to?
E26E12 is a designation used for a type of lamp base used on a light bulb. You are likely familiar with E26 lamp bases - the standard screw-in lamp base, approximately 1-inch in diameter, commonly used in standard A19 lamps. E12 uses the same naming system as E26, whereby the letter "E" signifies an Edison screw base.
What bulbs are equivalent to E12?
Like candelabra bulbs with E12 bases, bulbs with E17 bases are used for decorative applications, such as chandeliers, wall sconces, Christmas lights, restaurant pendant lights, ornamental lights, and sign or marquee lights.
What is E12 base called?
Chandelier: E12 (12 mm in diameter), also known as the “Miniature Edison Screw MES” base, is used for nightlight bulbs as well as ornamental light bulbs that are used in chandeliers and bathroom mirrors.
What are A15 bulbs?
A15 bulbs are slightly smaller than A19 bulbs and typically come in outputs ranging from 10 watts to 40 watts. These smaller wattages are frequently used in applications such as appliances, signage and decorative lighting.
What is E12 base bulb?
The Candelabra base is also called an E12 base. You usually find that light bulbs with a Candelabra or E12 base are found in chandeliers, small nightlights, and small decorative bulbs. This type of light bulb base is less than half the size of a Medium/E26 light bulb base.
What size bulb is E12?
12 mm(For example, E12 has a diameter of 12 mm) There are 4 common sizes of screw-in sockets used for line-voltage lamps: Candelabra: E12 (diameter of 12 mm) Intermediate: E17 (diameter of 17 mm) Medium or Standard: E26 (diameter of 26 mm)
What does a E12 bulb look like?
Small Base Light Bulb The 12 in E12 stands the diameter of the screw base in millimeters, so an E12 light bulb has an Edison Screw base that's 12 millimeters in diameter. This is a really simple name for a simple base that is easy to remember.
What is an E12 socket?
Candelabra sockets are also known as E12 base bulb sockets. They are smaller than the E26 medium sockets and they are commonly used for decorative fixtures.
Is A15 a standard base bulb?
The A Group: A15, A19, A21, and A25 | Shop Now Standard/arbitrary (A) bulbs are the most widely used and thought of when it comes to household lighting.
What size is E12?
12 millimetersTherefore, an e12 bulb refers to the bulb with a base diameter of 12 millimeters while an e26 bulb is 26 mm in diameter.
Are all candelabra bases the same?
Even though candelabra or chandelier bulbs may look similar in their packages, the base size is not always the same, hence the specific size distinction.
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Browse our collection of articles, how-to's and guides on various lighting applications as well as in-depth color science articles.
A-Series LED Bulbs
Our A19 and A21 lamps fit in standard lamp fixtures and are perfect for floor and desk lamp fixtures.
Candelabra LED Bulbs
Our candelabra LED bulbs offer soft and warm light output in a decorative bulb style that fits E12 lamp fixtures.
BR30 LED Lamps
BR30 lamps are ceiling lamps that fit in residential and commercial fixtures with 4-inch or wider openings.
What is an E12 bulb?
Bulbs with E12 bases are commonly used for decorative applications, such as chandeliers, wall sconces, Christmas lights, restaurant pendant lights, ornamental lights, residential or commercial string lights, and night lights. Many bulbs with these bases are designed to mimic the look of a candle flame.
What are E17 bulbs used for?
Like candelabra bulbs with E12 bases, bulbs with E17 bases are used for decorative applications, such as chandeliers, wall sconces, Christmas lights, restaurant pendant lights, ornamental lights, and sign or marquee lights. Bulbs with these bases are commonly used for appliance lights, such as microwave lights, refrigerator lights, and range hood lights. They’re also found in ceiling fan light fixtures.
What is the difference between E39 and E40 bulbs?
Bulbs with these bases can be used interchangeably as there is only a 1-millimeter difference in base size. These powerful bulbs have high light output and are used to replace HID bulbs in industrial fixtures, such as high-bay warehouse lights, parking lot lights, canopy lights, and wall packs. LED bulbs with these bases typically have a cylindrical shape like ED and BT HID bulbs. Because they resemble an ear of corn, they are called corn bulbs.
What does the letter E mean in screw bases?
Each base type has a descriptive term, such as medium, intermediate, candelabra, etc., and they’re defined by the letter E (Edison ) followed by numbers. The numbers refer to base width in millimeters. There are several types of screw bases.
Light Bulb Socket Sizes Chart
Use this visual light bulb base chart that includes pictures of conventional light bulb bases, fluorescent bases, and specialty halogen base types to find the light bulb you need.
Socket Sizes Explained
Socket sizes are determined by a simpler rule known as Type-Size. The most common type of socket is the E type. The E stands for Edison and indicates that the socket is a screw type. The size is a simple millimeter measurement of the width. An E26 socket (the most common type) is 26 millimeters wide and features an Edison thread interior.
Why do fittings have different bases?
Light bulbs have to fit snugly into light fixtures, so they are designed with different bases. The light bulb base has to match the socket in the light fixture. If light bulb bases were standardized, light bulbs could be interchangeable across many fixtures. However, light bulb bases are not standardized.
Understanding Light Bulb Base Types
There are dozens of different light bulb bases. The most common is the Edison screw base, which may be found on most incandescent bulbs as well as many halogen, compact fluorescent, HID, and now LED lights.
