Osram 010724 Dulux L 18W 4-Pin 4000K Cool White Twin Tube Compact Fluorescent Lamp | 2G11 Base | 1,200 Lumens | 20,000 hr Life

1,200 lumens at 4000K cool white with 80-89 CRI – an 18W twin tube compact fluorescent lamp with 2G11 4-pin base, offering long 20,000-hour life and high efficacy for commercial and industrial lighting.

Quick Specs

• Brand: Osram
• Item / Order Code: 010724
• Family: Dulux L Lumilux
• Lamp Type: Twin Tube Compact Fluorescent – T5 (Long Tube)
• Wattage: 18 W
• Base Type: 2G11 (4-Pin)
• Color Temperature: 4000K (840) – Cool White
• Color Rendering Index (CRI): 80-89
• Initial Lumens: 1,200 lm
• Rated Lamp Efficacy: 67 lm/W
• Rated Average Life: 20,000 hours
• Maximum Overall Length (MOL): 217 mm (8.54 in)
• Bulb Diameter: 0.630 in (17.5 mm)
• Industry Standards: ANSI C78.901 - 2001
• EAN Code: 4050300010724
• Country of Origin: Italy

Product Overview

The Osram 2G11 4pin Dulux L Lumilux 18W is a high‑performance twin tube compact fluorescent lamp delivering 1,200 lumens at 4000K cool white with a CRI of 80-89. It features a 2G11 4-pin base and a long T5 twin tube design, making it ideal for commercial, industrial, and hospitality applications where energy efficiency, long life, and excellent color rendering are required.

With a 20,000-hour rated life and 67 lumens per watt efficacy, this lamp significantly reduces maintenance and energy costs compared to incandescent or older fluorescent technologies. It can be operated with magnetic, electronic, or dimming ballasts (ballast dependent). The 4000K cool white color temperature provides a bright, neutral light suitable for workspaces, retail, and institutional settings.

Why Choose This Product

• 20,000-hour long life – low maintenance: Reduces relamping frequency in hard‑to‑reach fixtures.
• 67 lm/W high efficacy: Energy‑efficient replacement for incandescent (divide incandescent wattage by 4 for equivalent CFL).
• 4000K cool white color temperature: Provides a bright, neutral light – ideal for offices, retail, and healthcare.
• CRI 80-89 – good color rendering: Enhances visual clarity and color distinction.
• 2G11 4-pin base: Secure, twist‑lock connection compatible with many commercial fixtures.
• Versatile ballast compatibility: Works with magnetic, electronic, or dimming ballasts – consult ballast specifications.
• Osram Dulux L quality: Trusted European engineering and manufacturing.

Technical Specifications

Dimensions

Applications

• Commercial lighting – offices, retail stores, supermarkets
• Industrial lighting – warehouses, manufacturing facilities
• Hospitality – hotels, restaurants, lobbies
• Healthcare – hospitals, clinics, examination rooms
• Institutional – schools, universities, government buildings

Compatibility & Replacement

Fixture type: Designed for 2G11 4-pin compact fluorescent fixtures. Compatible with magnetic, electronic, or dimming ballasts (verify ballast compatibility before ordering).

Base: 2G11 – 4-pin twist‑lock base common in commercial linear CFL fixtures.

Ballast: Requires a ballast rated for 18W 2G11 lamps. Recommended ballasts: Sylvania 51833 QTP2x26CF/UNV DM, Universal Triad CT218UNVME.

Cross reference replacements: GE F18BXSPX41, Philips PL-L 18W/841/4P, Sylvania FT18DL/841, Ushio CF-L18SE/841.

Before ordering, confirm:

• Fixture accepts 2G11 4-pin base
• Ballast is compatible with 18W twin tube lamps
• Physical dimensions fit your fixture (217 mm MOL)
• Desired color temperature (4000K cool white)

Ordering Information

• Brand: Osram
• Item / Order Code: 010724
• Order Info: OSRAM DULUX L LUMILUX 18 W/840 2G11 10/CS
• EAN Code: 4050300010724
• Lamp Type: 18W 2G11 4-Pin Twin Tube CFL – 4000K, 1,200 lm, 20,000 hr life
• Case quantities and bulk pricing available – contact ADL Supply for volume orders.

Compliance & Certifications

• ANSI C78.901 - 2001 compliant
• Manufactured in ISO certified facility (Italy)
• RoHS compliant (mercury content within limits)
• Meets applicable federal efficiency standards

ADL Supply recommends confirming all applicable compliance data with the Osram official product data sheet prior to specification or installation.

Safety & Installation Notes

• Disconnect power before installing or servicing.
• Do not touch glass envelope with bare hands – use gloves or cloth. Oils can create hot spots and reduce lamp life.
• End-of-life phenomenon: Use only with ballasts that have end-of-life shutdown circuitry per NEMA recommendations to prevent overheating or cracking.
• Minimum starting temperature is ballast dependent – consult ballast manufacturer specifications.
• Life ratings based on 3-hour burning cycles – longer cycles will increase average life.
• Dispose of properly in accordance with local regulations for fluorescent lamps (contains mercury).
• Follow fixture manufacturer's instructions and local electrical codes for installation.