Osram Dulux fluorescent bulb 26 W GX24q-3 Cool white 1800 lm

The Osram Dulux fluorescent bulb 26 W GX24q-3 Cool white 1800 lm delivers a stable cool white light with a luminous flux of 1800 lm and a colour temperature of 4000 K. Designed for fittings that accept the GX24q-3 cap type, this compact fluorescent tube offers long operational life and consistent light quality suitable for commercial and institutional environments where energy-efficient, neutral white illumination is required. The lamp's colour rendering index of 89 ensures colours are reproduced accurately under its light.

Advantages

This 26 W compact fluorescent lamp provides prolonged service life of up to 20,000 hours, reducing maintenance and replacement frequency. Its 4000 K cool white output produces a neutral, clear light that supports task visibility without strong warm or blue bias. With a luminous flux of 1800 lm and a high colour rendering index (CRI 89), the bulb balances efficiency and visual performance, making it a practical choice for continuous-use installations.

Suitable for

• Office and administrative lighting
• Retail display and shop floor illumination
• Educational institutions and classrooms
• Corridors, stairwells and common areas
• Workstations and general task lighting

Key specifications

• Fitting/cap type: GX24q-3
• Bulb power: 26 W
• Luminous flux: 1800 lm
• Colour temperature: 4000 K (cool white)
• Colour Rendering Index: 89
• Rated lifetime: 20,000 hours

How to use

Install the bulb into fixtures designed for the GX24q-3 cap, ensuring the power is switched off before replacement. After seating the lamp securely, restore power and allow a short warm-up period for the lamp to reach stable luminous output. Use compatible ballasts or electronic control gear where specified by the luminaire manufacturer; consult fixture documentation if uncertain. Handle the bulb by the base to avoid damaging the glass envelope.

Recommendations

For optimal performance and longevity, operate the bulb within recommended ambient temperature ranges and avoid frequent on/off cycling. Employ the lamp in fixtures with appropriate ballast compatibility and consider grouping with similar colour temperature lamps to maintain consistent lighting appearance across installations.