Philips 40-Watt 16 in. Circline T9 Fluorescent Tube Light Bulb, Cool White 4100K (1-Bulb)Philips 40W 16" T9 Circline Cool White Fluorescent Bulb This Philips 40W, 16 inch T9 circline fluorescent tube delivers bright 4100K cool white light for garages, workshops, kitchens, and offices. With 2,500 lumens and a long 12,000 hour life, it fits fixtures using a 4 pin G10q base for reliable, efficient lighting. Key Features: Bright Output: 2,500 lumens of cool white (4100K) light for clear visibility in workspaces Long Life: Up to 12,000 hours

Philips 40W 16" T9 Circline Cool White Fluorescent Bulb

This Philips 40W, 16-inch T9 circline fluorescent tube delivers bright 4100K cool white light for garages, workshops, kitchens, and offices. With 2,500 lumens and a long 12,000-hour life, it fits fixtures using a 4-pin G10q base for reliable, efficient lighting.

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Key Features:

• Bright Output: 2,500 lumens of cool white (4100K) light for clear visibility in workspaces
• Long Life: Up to 12,000 hours (about 11 years at 3 hours/day) to reduce replacements
• T9 Circline Design: 16-inch circular tube with frosted glass for even, diffused illumination
• Compatible Base: 4-pin G10Q base for use with compatible fluorescent fixtures
• Reliable Performance: Non-dimmable fluorescent technology; suitable for indoor, damp-rated locations

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Specifications Table:

Specification	Details
Wattage	40 W
Bulb Shape	Circline
Bulb Shape Code	T9
Diameter	1.125 in
Length / Outer Diameter	16 in
Base	4-Pin G10Q
Lighting Technology	Fluorescent
Color Temperature	Cool White 4100K (listed as 4000K on spec sheet)
Brightness	2500 Lumens
CRI	85
Average Life	12,000 hours
Dimmable	No
Indoor/Outdoor	Indoor; Damp Rated
Max Operating Temperature	113°F
Number of Bulbs Included	1
Lumens per Watt	62.5
Ballast Compatibility	Type A
Control Type	Switch
Bulb Finish	Frosted
Bulb Material	Glass
Contains Mercury	Yes
Voltage	120 V
Wattage Equivalence	40 W
Model Identifier	FC16T9/Cool White Plus

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Frequently Asked Questions (FAQ):

Q: What fixtures will this bulb fit?
A: It fits fixtures that accept a 16-inch T9 circline fluorescent tube with a 4‑pin G10Q base.

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Q: Is this bulb dimmable?
A: No, it is non-dimmable.

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Q: How bright is the bulb?
A: It produces 2,500 lumens at a cool white 4100K color temperature.

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Q: How long does it last?
A: Rated life is up to 12,000 hours, or about 11 years at 3 hours of use per day.

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Q: Where can I use it?
A: For indoor residential or commercial use; damp rated for areas like garages, workshops, basements, and kitchens.

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Crisp, Circular Clarity for Everyday Spaces

This sleek T9 ring casts a cool white glow that sharpens detail and brightens utility zones with effortless polish. The circular silhouette delivers smooth, even light—perfect for a tidy garage wall or streamlined laundry nook. Pair it with minimal fixtures and clean surfaces to keep the look airy and functional. A simple essential that elevates daily tasks into a more refined, luminous routine.

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Choose this Philips 40W T9 circline bulb for bright, even 4100K light that lasts—upgrade your fixture today.

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