How do I know what size base my light bulb is?

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. The first letter designates the shape or form of the base, and the number represents the width of the base (normally in millimeters).

What are the different bulb base sizes?

Shop by screw base with our Universal Bulb Finder
  • E26/E27 Medium – Edison 26-mm or 27-mm Diameter.
  • E12 Candelabra – Edison 12-mm Diameter.
  • E14 European – Edison 14-mm Diameter.
  • E17 Intermediate – Edison 17-mm Diameter.
  • E39/E40 Mogul – Edison 39-mm or 40-mm Diameter.

What do the letters mean on light bulbs?

shape
The letter indicates the shape of the bulb and the number relates to the diameter of the bulb in eighths of an inch. The most commonly used household bulb is the A-19. The bulb is “A” type and the diameter would be 2 3/8″ A 120BR40 is a 120-watt reflector 5″ in diameter. Color Temperature (Kelvins) Reference Guide.

What does A15 mean on a light bulb?

Numbers in each code refer to the bulb’s diameter in one-eighths of an inch. A15 bulb: 15/8 = 1-7/8″ diameter. A19 bulb: 19/8 = 2-3/8″ diameter. A21 bulb: 21/8 = 2-5/8″ diameter.

What size base is a standard light bulb?

The standard light bulb base type is the screw type and has a diameter of 26 millimeters to 27 millimeters. These size connectors are given the name E26 and E27 respectively because they are edison screw connections with a diameter of 26 and 27 millimeters.

What is a standard light bulb base called?

screw medium E26 base
The most common bulb base in the US is the screw medium E26 base. It is used in most incandescent, nostalgic, LED, CFL and halogen light bulbs. The Candelabra E12 base is the second most common bulb base which is used for smaller decorative incandescent/nostalgic bulbs. The intermediate E17 base is not very common.

Are E26 and A15 the same?

There’s a “bulb size” and a “base size.” The bulb size is self explanatory. The A15’s are smaller bulbs, while the A19’s are larger. They both fit in a standard household medium base (E26 base.) … An A15 is a medium size for appliances and the bulb part is aprox 2.25 inches from the metal base.

What is the difference between A19 and A15?

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 an E 26 light bulb?

The term E26 refers to a light bulb’s cap or base – the bulb component that allows for both electrical and mechanical contact. The letter “E” in E26 refers to Edison Screw, the most standard of lamp bases, while the numerical “26” refers to its diameter in millimeters (approximately 1 inch).

Is G25 the same as E26?

The G25 shape is usually pared with a E26 (medium) base, similar to that of a standard A19 and come in outputs ranging from 25 watts to 60 watts. G25 LED Bulb Replacements G25 shaped LED bulbs now exist and are a great replacement for decorative and vanity applications.

Is E26 the same as E27?

E26 stands for 26 mm and the E27 for 27 mm in diameter. These two standards are interchangeable, meaning a US E26 will fit in a European E27 base, and E27 will fit in a E26 base. The only difference is the voltage (for light bulbs).

Is E26 the same as A19?

All A19 lamps have an E26 base, but not the other way around

The standards that govern the dimensions and design of A19 light bulbs also dictate that it must use an E26 screw base. In other words, all A19 light bulbs also have an E26 base.

How big is a G25 bulb?

3.125 inches
Available in a variety of wattages, Lumen outputs, and brands, you’re sure to find the decorative globe bulb to suit your needs. These G25 incandescents are 3.125 inches in diameter and have several base type options.

What is the LED equivalent of a 25w bulb?

Compare wattage
Traditional bulb1 Halogen2 LED
25 watts 15 watts 2 watts
40 watts 25 watts 5 watts
60 watts 40 watts 7 watts
75 watts 45 watts 9 watts

What are G40 light bulbs?

G40 globe lights are 40mm in diameter, exactly the size of a ping pong ball. This mid-size patio bulb bridges the gap between small G30 bulbs and large G50 bulbs, providing the ideal amount of brightness for most patios, backyard lighting and outdoor dining areas at restaurants.

What is G19 bulb?

The code for the shape of these bulbs is made up of two variables, the letter “G” which represents the term “Globe,” followed by a number which refers to the diameter of the bulb.
…
Globe Light Bulb Shapes.
Shape Diameter in Inches
G11 1.375″
G12 1.5″
G16 2″
G19 2.375″
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Jul 10, 2016

What is a globe bulb?

Not to be confused with GLS or golfball light bulbs, globes are large, round light bulbs usually used in decorative fittings and in hospitality industries like bars and restaurants. Their size means that they are inappropriate for smaller lamps and fittings, but can be striking when paired with larger ceiling lights.

What is A19 bulb size?

approximately 2.4 inches
By definition, an A19 bulb has a diameter of approximately 2.4 inches. In countries that use the metric system, A19 bulbs can also be called A60, where 60 refers to the diameter in millimeters. The length of an A19 bulb is typically 3.9 – 4.3 inches (100-110 mm) in length.

What is G9 light bulb?

G9 halogen bulbs are light bulbs that have looped metal prongs instead of screw-in bases. … A G9 halogen bulb uses a two-looped prong base rather than an Edison screw socket.

What is the largest globe bulb?

This oversized light bulb is 7.87 inches in diameter and gives off 300 lumens of light using only 5.5 watts of energy.
…
Technical data for our Giant Light Bulbs – G63 Globe.
Fitting E26
Color temperature 2000°K
Adjustment Dimmable
Light bulb type Led
Shape Globe

What is the difference between G40 and G25 bulb?

The G25 light bulb size is a commonly referred to as a vanity bulb. G40/G125 bulbs are much larger globes and serve as showpieces. They can be used together and in combination with other bulb sizes for dramatic hanging light displays.

What is a G8 light bulb?

G8 and GY8 light bulbs are bi-pin bulbs with a gap of 8mm (millimeters) between the pin. The difference between G8 and GY8 bulbs is the pin length. G8 Bulbs – pin length is 8 mm, where the GY8 pin is 8.5mm. … For most applications, the pin length will not make a difference and you can use either G8 or GY8 bulb.

What is a T4 bulb?

T4 tubes have a diameter of 13mm. They’re compact and easy to install making them perfect for illuminating kitchen counters and worktops as well as under cabinet lighting. These tubes will generally use between six and eight times less energy. This will save you money and help save the environment.

Can I replace G9 halogen with LED?

Can you replace G9 halogen bulbs with LED bulbs? So here is the simple answer. Yes, the G9 LED is a direct replacement for the G9 halogen bulb. You don’t need a transformer or LED driver (see section 6).