GoodBulb 18W CFL Plug-In Light Bulb – 4100K Cool White for Crisp, Functional Lighting
Specs
A BRIGHTER FUTURE
Couldn't load pickup availability
If you have any questions, chat with a Lumen Master, we are lighting specialists who enjoy talking about light bulbs, long walks in the park, early-morning yoga, and late-night guitar hero jam sessions.
*** Returns are expensive & time consuming, chat with a Lumen Master to confirm you made the right choice.
Specs
About
The GoodBulb 18 Watt CFL Plug-In Light Bulb provides clear, reliable illumination with a 4100K cool white tone—perfect for functional spaces that require sharp visibility and a clean, neutral atmosphere. Designed with a compact double twin-tube (DT) construction and a G24Q-2 4-pin base, this lamp produces 1200 lumens of bright, efficient light while consuming only 18 watts of power, making it a dependable choice for commercial and facility lighting applications.
With an extended 12,000-hour rated life, this CFL reduces replacement intervals and maintenance labor. Its 80 Color Rendering Index (CRI) ensures accurate and natural color appearance, while the 4100K color temperature strikes a precise balance between warm and daylight hues—ideal for professional settings where visibility and cleanliness matter most.
Why Choose 4100K Cool White?
The 4100 Kelvin color temperature delivers clean, clear light with minimal...








Talk to a Lumen Masters
A Lumen Master at GoodBulb is a trained lighting specialist who cares more about helping others than just making sales.
They understand that purchasing light bulbs is not easy and there are more bulbs than you can imagine. Start shopping for light and if you have questions we are here to help.