Caterham 5.5W Dimmable GU10 LED Lamp 4000K
The ALL LED Caterham 5.5W Dimmable GU10 LED Lamp 4000K (AGU550D/40) produces 663 lumens of total light output and 580 useful lumens from just 5.5W. Its cool white light provides clear, neutral-looking illumination for task-focused spaces, making it suitable for kitchens, offices, corridors and work areas.
OptiDim Dimming and GU10 Retrofit Design
The Caterham 550 features ALL LED OptiDim technology, supporting both leading-edge and trailing-edge dimming when used with compatible controls. The standard GU10 fitting, 50mm diameter and 54mm height make it a practical replacement for suitable mains-voltage GU10 lamps. Manufacturer guidance also confirms suitability for use in enclosed fittings.
Key Features – Caterham 5.5W Dimmable GU10 LED Lamp 4000K
- 5.5W high-output GU10 LED lamp, 4000K cool white
- 663 lm total luminous flux; 580 lm useful luminous flux
- 45° beam angle for directional lighting
- Advanced OptiDim leading-edge and trailing-edge dimming
- CRI ≥80 for colour rendering
- Standard Ø50mm x 54mm retrofit dimensions
- Suitable for enclosed fittings
- 15,000-hour rated lifetime (L70 B50) and 100,000 switching cycles
- Two-year manufacturer’s guarantee
Technical Specifications
| Brand / Range | ALL LED / Caterham 550 |
|---|---|
| Product Code | AGU550D/40 |
| Lamp Cap | GU10 |
| Power | 5.5W |
| Colour Temperature | 4000K – Cool White |
| Total Luminous Flux | 663 lm |
| Useful Luminous Flux | 580 lm |
| Peak Intensity | 904 cd |
| Beam Angle | 45° |
| Colour Rendering Index | ≥80 |
| Voltage | 220–240V AC, 50/60Hz |
| Dimming | Leading & Trailing Edge |
| Dimensions | Ø50 x 54mm |
| Ingress Protection | IP20 |
| Material | Polymer |
| Rated Lifetime | 15,000 hours (L70 B50) |
| Guarantee | 2 years |
Where to Use 4000K GU10 Lighting
The cooler light appearance works well in contemporary interiors and areas where visibility is a priority. The Caterham 5.5W Dimmable GU10 LED Lamp 4000K combines a focused 45° beam with adjustable brightness for flexible use in compatible GU10 downlights and light fittings. Check dimmer and fitting compatibility before installation.
Explore Related ALL LED Products
Explore the complete Caterham GU10 lamps range, browse our ALL LED lighting collection, or discover ALL LED GU10 downlights for suitable lighting installations.
