The first letter designates the shape or form of the base and the number represents the width of the base normally in millimeters.
What does a t10 bulb look like.
If you understand bulb codes it s easy to look at a light fixture and know right away what kind of bulb you ll need.
Typical sizes include a15 a19 a21 and a23.
If you see a metallic base with screw threads approximately 1 inch in diameter you most likely have an e26 bulb.
An e26 bulb therefore is any bulb or lamp that utilizes the e26 cap or base for mounting and electrical contact.
This means that bulbs with e26 bases can have different shaped bulb heads.
The disadvantage is that you use more energy.
Or use our universal bulb finder to shop by bulb type or screw base.
Typical sizes include ps30 and ps40.
Ps pear shape light bulbs.
Let s talk about light bulb groups their bulb codes and what applications those bulbs are typically used for.
So if a light bulb is 100 watts you are using 100 watts of energy per hour.
Pear shape light bulbs are similar to a light bulbs except they have a larger diameter which causes the bulb to look like a pear.
Appliance light bulbs have the shape that most consumers think of when they picture a light bulb.
Many bulbs with these bases are designed to mimic the look of a candle flame.
E12 candelabra edison 12 mm diameter.
Find the lightbulbs shape you re looking for with this visual chart detailed illustrations of bulb shapes include a19 mr16 par and linear fluorescent tubes.
You ll often see this shortened and will see the abbreviation look like this.
Sylvania 168 t10 w5w led white mini bulb bright led bulb ideal for interior lighting map dome cargo and license plate contains 2 bulbs 4 7 out of 5 stars 238 14 75.
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.
So just to summarize everything here s the gist.
A19 bulb heads always use e26 bases but not all e26 bases have a19 bulb heads.
While a19 bulbs are required to use e26 bulb bases not all e26 bases are required to use a19 bulb heads.
The t8 bulb s lifetime can exceed that of the t12 while using less energy.
With the t8 ballast using solid state circuitry to operate it does not make a loud humming sound or cause light flickering that s commonly found with the t12.
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.