LEARN MORE AT
energystar.gov

Bulb Purchasing Guide
" 1
My Fixture Has A ...
Dimmer
Look for an ENERGY STAR® qualified
bulb that is marked "Dimmable".
Learn more
Three-way
socket
Look for an ENERGY STAR qualified
bulb that is marked "3-Way".
Learn more
Electronic
contro!
Check with the manufacturer of your
photocell, motion sensor, or timer for
compatibility with energy efficient lighting.
Learn more
What Color Would Work Best For My Use?
With ENERGY STAR light bulbs you have options for
your white light. Light color is measured on the Kelvin
scale (K). As you see below, lower numbers mean the
light appears yellowish and higher numbers mean the
light is whiter or bluer.
Learn more
Warm White,
Soft White
Standard color of
incandescent bulbs.
Cool White,
Neutral White
Good for kitchens
and work spaces.
Natural
or Daylight
(think blue sky
at noon)
Good for reading.



2700K 3000K
3500K 4100K
5000K 6500K
How Much Light Do I Want?
To determine which ENERGY STAR qualified light
bulbs will provide the same amount of light as your
current incandescent iight bulbs, consult the following
chart but focus on lumens to make sure you get the
right amount of light:
Learn more
Incandescent
Bulbs
(watts)
Minimum
Light Output
(lumens)
ENERGY STAR
Qualified
Bulbs
(watts)
40
450
9 to 13
60
800
13 to 15
75
1,100
18 to 25
100
1,600
23 to 30
150
2,600
30 to 52
Notes:
How to Choose
the right ENERGY STAR® Qualified Bulbs
Table/ Floor
Lamps
Pendant
Fixtures
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