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A21 led bulbs.
A21 led light bulbs 150 watt equivalent led bulbs daylight white 5000k 2600 lumens e26 standard base non dimmable 19w light bulbs for bedroom bathroom living room commercial lighting pack of 6.
Since the a21 is available in higher wattage compared to a19 you can get better illumination with an a21 if the area is large.
There are a lot of similarities between a19 and a21 led bulbs.
Comparing the two types of bulbs means that you need to compare the a19 vs a21 bulb shape.
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The standard a19 shape is often replaced with a slightly larger a21 shape this is because bulb names like a19 and a21 are actually describing their shape through a letter code a and their diameters in eighths of an inch.
However the degree of distribution is the same for both.
The a21 led bulb delivers up to 1 600 lumens of 2700k 3000k and 5000k light while consuming up to 90 less energy than the incandescent bulbs they replace.
Not all e26 bulbs will be of a21.
A21 and e26 refer to different things but in this case you will find that all a21 bulbs use e26 lamp bases.
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A21 bulbs always use e26 but not vice versa according to ansi standards a21 bulbs must always use an e26 base for mounting into a light fixture.
From a distance there may not seem to be any differences between the a19 vs a21 bulb.
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The a21 is instant on compatible with most standard incandescent dimmers and is energy star certified.
They have a standard base and light distribution.
However further examination of the bulbs will show you that there is a slight difference in the size of the bulb head.
A21 led light bulbs 150 watt equivalent led bulbs daylight white 5000k 2600 lumens e26 standard base non dimmable 19w light bulbs for bedroom bathroom living room commercial lighting pack of 6.
Be aware however that the opposite does not hold true.