PLL55/850 - 55 Watt - 21.2 Inch Twin Tube CFL - 4-pin 2G11 Base - 5000K Pure White 3,900 Lumen - 36,000 Life Hours

GoodBulb PLL55/850 55W Compact Fluorescent Light Bulb: Daylight Precision for Commercial Lighting

21.2-inch Twin Tube Compact Fluorescent Light Bulb (CFL) with a 4-pin 2G11 base. Delivering 3,900 lumens at 5000 Kelvin Pure White, this high-output CFL provides crisp, daylight-quality illumination ideal for workspaces, hospitals, retail, and industrial applications. Designed for longevity, it boasts a rated life of 36,000 hours—perfect for high-demand environments.

Why 5000K Pure White?

The 5000K daylight tone enhances clarity, contrast, and color accuracy—making it an ideal choice for task-oriented lighting where precision matters.

✔ Commercial & Retail Settings – Showcases products in vibrant, natural light.
✔ Medical & Laboratory Use – Provides bright, sterile-looking light that supports precision work.
✔ Warehouses & Workshops – Reduces eye strain and boosts productivity in demanding environments.

Built to Outperform in High-Use Environments

✔ High Lumen Output – 3,900 lumens of pure, reliable brightness.
✔ Extended 36,000-Hour Life – Fewer replacements and reduced maintenance costs.
✔ Slim Twin Tube Design – Efficient light distribution in compact spaces.
✔ 4-Pin 2G11 Base – Widely compatible with CFL fixtures and electronic ballasts.

CFLs Paved the Way—LEDs Take It Further

CFLs helped usher in energy-saving lighting—but LEDs deliver superior performance in every category.

Why Upgrade to LED?

✔ Up to 86% Less Energy Use – Lower utility bills and carbon footprint.
✔ Lasts 5–10 Times Longer – Minimize downtime and relamping labor.
✔ Instant-On Light – No buzzing, flickering, or warm-up time.
✔ Mercury-Free – Safer to handle and dispose of.
✔ No Ballasts Needed – Avoid costly ballast replacements with direct-wire LED solutions.

LED Retrofit Options for 2G11 Base Fixtures

Upgrading your lighting system is simple with modern LED retrofit options:

🔹 Plug & Play LED (Type A) – Compatible with existing ballasts.
🔹 Ballast Bypass LED (Type B) – Direct to line voltage—no ballast required.
🔹 Hybrid LED (Type A+B) – Works with or without a ballast for future-proof flexibility.

Recycle CFLs Responsibly with GoodBulb

CFLs contain mercury and should never go in the trash. GoodBulb makes recycling easy:

✅ Pre-Paid Recycling Boxes – Fill and return for hassle-free recycling.
✅ Safe & Compliant – Protect the environment and meet disposal regulations.
✅ Recycling Certificate – Documentation for responsible disposal.

Upgrade Today. Light Smarter. Save More.

Fluorescent lighting has done its job. Now it’s time for an upgrade. Make the move to LED and enjoy cleaner light, lower costs, and greater peace of mind.

Browse LED retrofit options now or reach out to our team for personalized guidance.