GoodBulb 18W CFL Plug-In Light Bulb – 3500K Neutral White for Balanced, Professional Lighting

Specs

SKU
CF18W/835/DT/4P
Bulb Shape
DT (Double Twin Tube)
Wattage
18W
Color Rendering
80
Power Voltage
120–277V
Dimmability
Non-dimmable
Color Temperature
3500K
Base Code
G24Q-2
Base Type
4-Pin Plug-In
Life Hours
12,000 Hours
Lumens
1200
Length
5.7 inches (145 mm)
Width
1.38 inches (35 mm)
Height
5.7 inches (145 mm)

A BRIGHTER FUTURE

Regular price $48.23
Regular price Sale price 48.23
($4.82 per bulb)
Sale Sold out
QTY
Qty:
ASK AN EXPERT ? ?

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.

Free Shipping
Bulb Recycling Program

Specs

SKU
CF18W/835/DT/4P
Bulb Shape
DT (Double Twin Tube)
Wattage
18W
Color Rendering
80
Power Voltage
120–277V
Dimmability
Non-dimmable
Color Temperature
3500K
Base Code
G24Q-2
Base Type
4-Pin Plug-In
Life Hours
12,000 Hours
Lumens
1200
Length
5.7 inches (145 mm)
Width
1.38 inches (35 mm)
Height
5.7 inches (145 mm)

About

The GoodBulb 18 Watt CFL Plug-In Light Bulb delivers efficient and consistent lighting with a balanced 3500K neutral white tone—perfect for professional settings where clarity and comfort are both essential. Engineered with a double twin-tube design and a G24Q-2 4-pin base, this lamp emits 1200 lumens of clean, uniform light while consuming only 18 watts of power, making it a reliable solution for high-traffic, energy-conscious environments.

Designed for up to 12,000 hours of use, this CFL reduces relamping frequency and maintenance effort. With an 80 CRI (Color Rendering Index), it maintains true, natural-looking colors ideal for reading, working, and displaying merchandise. The 3500K color temperature provides a crisp, neutral hue that sits comfortably between warm and cool—enhancing visual performance without adding glare or harshness.

Why Choose 3500K Neutral White?

The 3500 Kelvin color temperature offers...

READ MORE
View full details
image_02

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.