These a shape bulbs have a standard medium base that you can screw into ordinary residential light sockets and table lamps.
Bulb shape a19 a21.
Other sizes with a data sheet in iec 60064 are a50 a55 a67 a68 a71 a75 and a80.
Most common base types.
Get free shipping on qualified a21 a15 a19 led light bulbs or buy online pick up in store today in the lighting department.
25 8 3 1 8 diameter.
The a19 a21 bulb dimensions are as follows.
A19 led lamps a19 led is a standard cone shaped lamp which many of us are familiar with.
Usually a19 led lamps are used in a variety of luminaires in homes and offices.
On the other hand the a21 bulb has larger dimensions of 2 6225 inches in diameter and 5 inches in height.
15 8 1 7 8 diameter.
21 8 2 5 8 diameter.
Get free shipping on qualified a21 b11 b10 a15 a19 light bulbs or buy online pick up in store today in the lighting department.
60 mm wide at its widest point and approximately 4 3 8 inches 110 mm in length.
A19 a15 b10 b11 a21 light bulbs lighting the home depot store finder.
The a19 has a diameter of 2 375 inches and a height of 4 13 inches.
The letter a means arbitrary and 19 indicates the diameter of the lamp itself which is measured in centimeters.
E26 e27 medium screw base.
19 8 2 3 8 diameter.
A typical a19 is 2 375 inches in diameter 19 8 2 375 and 4 13 inches in height while an a21 is 2 625 inches in diameter 21 8 2 625 and about 5 inches in height.
G11 g14 g16 g50 g60 g25 g80 g30.
Normally a standard a21 is slightly larger than a19.
Although the size difference is negligible in most applications many buyers have been wanting to know why higher wattage household led bulbs are made in a larger size.
This is because the name of a bulb like a19 and a21 is actually describing shape as well as diameter of a bulb.
Physical outline the most commonly used a series light bulb type is an a19 bulb or its metric iec equivalent the a60 bulb which is 19 8 in 2 3 8 in.
The a21 looks much like the a19 and both can be attached to many of the same fixtures.
The a19 and a21 are pear shaped led bulbs that offer a popular alternative to incandescent bulbs.
While size may be the main and most obvious difference between the two bulbs they also have a difference in power.