Reimagined Incandescent Glow

The GoodBulb 42W CFM42W/GX24Q-4/865/ECO Triple Twin Tube CFL delivers a powerful, clean, and efficient beam of daylight illumination engineered for commercial, industrial, and architectural spaces. Offering a crisp 6500K color temperature, this lamp elevates visibility and supports accuracy wherever high-performance lighting is essential. Built with an advanced 4-pin GX24Q-4 base and eco-friendly construction, this lamp provides long-lasting value and reliability.

Power and Versatility

This 42-watt compact fluorescent lamp replaces outdated incandescent and early-generation CFL systems while delivering exceptional lumen performance and stable output. The triple twin-tube design generates strong, even light distribution while optimizing energy use, making it ideal for recessed downlights, task fixtures, sconces, office troffers, and multi-lamp commercial housings. Its universal commercial compatibility makes it a dependable choice for upgrades, replacements, and large-scale maintenance programs.

For the Love of Color

Rated at a high 82 CRI, this lamp produces natural, accurate color rendering—critical for environments where clarity and detail matter. The strong 6500K daylight white tone enhances focus, improves task precision, and creates an invigorating modern atmosphere in retail spaces, workshops, healthcare environments, and office settings.

Better Light, Better Life

A long 12,000-hour lifespan reduces maintenance cycles, labor costs, and fixture downtime. This lamp maintains brightness consistently throughout its life, offering dependable performance in high-demand environments. From early morning operations to extended business hours, this CFL ensures you always have a clean, stable daylight beam.

Built to Shine Longer

The CFM42W is crafted with high-grade phosphors, robust thermal protection, and precision-engineered triple-tube geometry for cooler operation and extended lamp integrity. Its 4-pin GX24Q-4 base ensures secure electrical connectivity and compatibility with a wide range of electronic ballasts found in commercial buildings.

Brilliance in Every Room

This lamp is an excellent fit for:
• Offices & conference rooms
• Retail stores & display lighting
• Educational facilities
• Hospitality & hotel lighting
• Healthcare and clinical environments
• Workshops and task lighting
• Architectural and commercial recessed fixtures
Wherever bright, natural daylight is needed, this 42W CFL delivers.

Light the Right Way

GoodBulb’s eco-friendly CFM lamps reflect sustainable lighting principles. The 42W lamp provides exceptional brightness while consuming far less energy than equivalent incandescent or halogen solutions. It’s an ideal replacement option when LED retrofits are not yet feasible due to ballast or fixture compatibility requirements.

Made the Right Way

Every GoodBulb lamp is crafted for performance, consistency, and longevity. Designed to support building managers, electricians, and commercial users, this CFL offers cost-effective, high-output brightness backed by reliable engineering. When the time comes to modernize, this lamp can be upgraded to a high-efficiency LED solution—but until then, it delivers the dependable daylight illumination your facility needs.