OSRAM DULUX® L | 40W 4000K | 2G11 4-Pin Compact Fluorescent Lamp

The OSRAM Dulux L 40W/840 is a high-performance linear compact fluorescent lamp (CFL) designed for efficient illumination in commercial, office, and institutional environments. Delivering a crisp 4000K Cool White output, this twin-tube lamp provides approximately 2900 lumens of neutral white light with a high color rendering index (CRI 80-89). Engineered for versatility, it features a 2G11 4-pin base and is fully compatible with magnetic, electronic, and dimming ballasts. With a long 20,000-hour rated life and a slim T5 design, it serves as a reliable and energy-efficient solution for architectural fixtures and retail lighting systems.

Professional Linear CFL Technology

The Dulux L Lumilux series by OSRAM offers the light quality of a full-size linear fluorescent tube in a space-saving compact form. Its single-ended design is ideal for modern luminaires, allowing for shallower fixture profiles without compromising on light distribution. This 40W model is optimized for professional settings where natural, neutral illumination is essential for productivity and aesthetic appeal.

• High Efficacy: Delivers superior light output compared to traditional high-wattage incandescent lamps.
• Excellent Color Rendering: CRI 80-89 ensures vibrant and accurate color representation in retail and office spaces.
• Ballast Versatility: Designed to work seamlessly with a wide range of electronic, magnetic, and dimmable control gear.
• Sustainable Performance: Long service life reduces the frequency of replacements and overall maintenance costs.

Technical Specifications

• Brand: OSRAM
• Series: DULUX® L Lumilux
• Model: 40W/840 2G11
• Wattage: 40W
• Color Temperature: 4000K (Cool White)
• Luminous Flux: 2900 lm
• Base Type: 2G11 (4-Pin)
• Color Rendering Index (CRI): 80..89 Ra
• Overall Length: 22.4 in (570 mm)
• Diameter: 0.63 in (16 mm)
• ANSI Standard: C78.901-2001

Common Applications

• Commercial Offices: Ideal for general overhead lighting and recessed modular fixtures.
• Retail Displays: Enhances product visibility with crisp, professional light quality.
• Architectural Lighting: Used in cove lighting and decorative wall-mounted luminaires.
• Hospitality: Reliable illumination for corridors, lobbies, and common areas.

Cross Reference & Compatibility

• GE: F40/30BX/SPX41
• Philips: PL-L 40W/841/4P
• Sylvania: FT40DL/841/RS/ECO
• Ushio: CF-L40SE/835
• Ballasts: Advance ICN-2TTP40-SC, Sylvania QHE2X40DL-UNV-ISN-SC, Universal Triad C240PUNVHP-B

Note: Sold 10 lamps per case.