What Is The Standard Light Bulb Size

Bulbs are now extensively utilized in a diverseness of applications, including Christmas lights, outdoor string ornamental lights, night lamps, indication lights, and a variety of other common uses. However, the screw bases vary in size and thread, non the seedling forms, which might be pear-shaped or spherical globe-shaped.

Our tutorial volition teach you all you need to know about the typical light bulb socket size for your home'south pendant lights and full general lighting. You'll realize at the finish how useful a light bulb socket chart is for deciding seedling holder sizes.

What are the Differences Between Lite Seedling Bases

There are lots of different light seedling bases. The almost common is the Edison screw base of operations, which may be found on nearly incandescent bulbs, too as many halogen, meaty fluorescent, HID, and now LED bulbs.

Medium, intermediate, candelabrum, and mogul are all frequent words. However, since the lighting business organisation similar cryptic codes, you may also see E26, E12, E39, and then on. The letter East stands for Edison. The number subsequently the East represents the diameter of the base in millimeters (mm).

The following are the most often used Edison base names, codes, and applications:

Chandelier: E12 (12 mm in diameter), likewise known as the "Miniature Edison Screw MES" base, is used for nightlight bulbs also as ornamental light bulbs that are used in chandeliers and bath mirrors.
Intermediate: E17 (17 mm in diameter) is in between two sizes. Information technology is oftentimes used in desk lights and appliance bulbs, albeit it is not widely bachelor.
Medium or Standard: E26 (26 mm in diameter) is the size of the bulk of light bulbs used in the United States.
Mogul: E39 (39 mm in diameter) is utilized for street lights and loftier-wattage lamps.

Most Edison base bulbs are called "unmarried contact" because there is one contact push at the center of the base.

What is the Standard Size of a Light Seedling?

In the United States, the screw medium E26 seedling base has the well-nigh mutual medium base socket measurements of whatsoever bulb base. It is present in about incandescent, vintage LED, CFL, and halogen lite bulbs. The second well-nigh pop bulb base of operations is the Candelabra E12 base, which is used for smaller decorative incandescent/nostalgic lights.

LED bulbs are altering bulb choices; however they still use the same medium base socket size, despite the fact that the bulb performs differently.

It is disquisitional to consider the calorie-free output while selecting an LED bulb. Information technology's measured in lumens (low-cal output), while in the past, everything was measured in watts.

How to Observe out the Socket Size and Shape of Your Bulb

This section contains the measurements of a bulb socket, which is useful if you're attempting to match the socket size of a bulb that already exists.

For a more detailed explanation of light bulb base sizes, you may refer to the letter-number references (E12, E17, and E26) to assist you in determining the style and size of the bulb base.

The start letter identifies the shape or class of the base of operations, while the number defines the width of the base; An E26 base, for example, refers to an Edison screw-in base of operations, with the "East" denoting an Edison screw-in and the "26" denoting a 26 mm base of operations width.

When it comes to lite bulb shapes, they are similar to identifying the base size, and lite bulbs employ a letter-number reference for the form and size of the low-cal bulb to make this determination. Letters stand for course, while numbers represent sizes.

A (Arbitrary): similar to the normal firm bulb.
C (Conic): also known equally a typical Christmas tree bulb, the C (Conic) is the most common.
M (Globe): a sphere that is round or round
S (Sign): direct-sided and is typically used in signs.
ST (Straight Tapered): more often than not seen in antiquarian, Edison-style fixtures.
T (Tubular): ordinarily seen in vintage, Edison-style bulbs, tall and narrow.

Edison Light Socket Sizes Chart

Size	Name	Base major bore (thread external)	Usage Scenario	Notes
E5	Lilliput Edison Screw (LES)	v mm	Decorative, Indicators	Another proper noun is "Midget"
E10	Miniature Edison Screw (MES)	10 mm	Wheel Lights, Flashlights	Also called "Miniature Screw"
E11	Mini-Candelabra Edison Screw (mini-can)	eleven mm	20v Element of group vii Mini Candelabra
E12	Candelabra Edison Spiral (CES)	12 mm	120v Candelabra, Night Lamp	It can be called "Candelabra", C7 Mutual The states Socket
E14	Small Edison Screw (SES)	fourteen mm	230v Candelabra, Chandelier, Night Lamp, Pendant Light
E17	Intermediate Edison Screw (IES)	17 mm	120v Appliances	Another proper noun is "Intermediate", C9
E26	Edison Screw (ES or MES)	26 mm	Standard 120v Lights	AKA "Medium", Most Common US Socket
E27	Edison Screw (ES)	27 mm		AKA "European Intermediate"
E29	Admedium Edison Screw (ES)	39 mm	Specific Applications such as UV Spotlight Lamps
E39	Sing-contact Goliath Edison Spiral (GES)	40 mm	120v 250+ West Industrial	Known equally "Mogul", Common United states Socket
E40	Goliath Edison Screw (GES)