Osram Dulux-L 55W 2G11 4-Pin CFL Lamp

An Osram Dulux L compact fluorescent lamp, 55W, 2G11 base, 4-pin — the highest-output lamp in the Dulux L range, for large commercial downlights and high-ceiling fittings, compatible with both electronic and conventional control gear.

Will this fit my fixture?

Replacing an identical existing 55W 2G11 Dulux L lamp is straightforward once power is off. Confirm your fitting's gear type matches before ordering, and use an electrician for new installations.

Key Features

• 2G11 4-pin base, works on electronic and conventional control gear
• Highest-output lamp in the Dulux L range
• 4000K Cool White colour temperature

Technical Specifications

Applications

• Large commercial downlights and high-output fittings
• Warehouse and high-ceiling installations

FAQ

• Will this fit my fixture?
  If your existing lamp is a 55W 2G11 Dulux L, this is a direct swap.
• How is this different from the 40W version?
  Same base and body length as the 40W, but higher wattage and light output — both share the 538mm body, so check your fitting accepts the higher wattage.
• Does this need a starter?
  Only if run on conventional (magnetic) control gear; not needed on electronic gear.
• Is 4000K suitable for a warehouse?
  Yes, 4000K Cool White is a common, practical choice for warehouse and industrial spaces where a neutral, task-friendly light is preferred.