Made the Right Way the Good Way

Reimagined Incandescent Glow

The GoodBulb FC9T9/830 T9 Circline Lamp delivers a soft, inviting 3000 Kelvin Warm White glow designed to bring comfort, clarity, and balance to every environment. Engineered with high-performance phosphors and an 82 CRI for natural-looking color, this 30-watt fluorescent elevates your lighting with smooth, even illumination while maintaining the timeless aesthetic of warm incandescent ambiance. Its uniform circular design ensures shadow-free light ideal for kitchens, offices, bathrooms, and commercial overhead fixtures.

Power and Versatility

With efficient 30-watt operation and long-life 12,000-hour performance, this T9 circline enhances brightness while reducing energy use and long-term replacement expenses. Built for rapid start and instant start systems, it integrates seamlessly into a wide range of 120-volt and ballast-compatible fixtures. The G10Q 4-pin base ensures secure, consistent electrical contact, while its 8.85-inch diameter provides broad, uniform luminance perfect for residential and commercial applications.

For the Love of Color

High 82 CRI Warm White fluorescent light enhances color accuracy while maintaining a relaxing, welcoming glow. At 3000 Kelvin, the FC9T9/830 creates an inviting atmosphere ideal for detail work, living spaces, and high-traffic rooms where comfort and clarity matter. It’s the ideal blend of practical brightness and beautiful tone, designed to reveal the true character of your space.

Rough Service Reliability

Crafted with superior phosphor coatings and durable tube construction, this circline lamp is engineered to withstand frequent on/off cycles, vibration from ceiling fans, and everyday environmental stressors. The precision-aligned G10Q base ensures consistent lamp performance, while quality-focused materials elevate longevity far beyond standard fluorescent rings.

Effortless Compatibility

Built to operate on both rapid start and instant start systems, the FC9T9/830 delivers smooth, flicker-free illumination from the moment you switch it on. Its Warm White glow remains stable and reliable throughout its life, providing consistent lighting that complements any décor.

Built to Last

Where many fluorescent lamps are designed with intentional fail-points to guarantee repeat sales, GoodBulb takes a different path. Every component—from the glass envelope to the phosphor blend to the precision-engineered 4-pin base—is selected for durability, stability, and extended performance. The result is a circline lamp made with 100% premium components for maximum longevity.

Guardian of Prosperity

Energy efficiency is more than a feature—it’s a long-term investment. Replacing circline lamps with long-life, high-performance fluorescents can significantly reduce labor, maintenance, and energy costs over the years. Businesses and homeowners alike benefit from reliable operation, fewer replacements, and improved light quality. For a detailed energy savings audit on your home or business, reach out to a GoodBulb Lumen Master.

Xtreme Life Guarantee

With a 12,000-hour life rating, this circline lamp outperforms many standard fluorescent rings on the market. Supported by GoodBulb’s quality-first philosophy and recycling initiatives, every lamp you purchase supports a more sustainable and dependable lighting solution.

Impactful Lighting

A GoodBulb is more than just a light bulb. Your purchase helps reduce energy waste, protect natural resources, and shrink long-term replacement demands. As a social enterprise, GoodBulb supports global initiatives that deliver clean solar light to families living without electricity. Choosing GoodBulb means choosing lighting that makes a difference—locally and globally.