Greattop Commercial Lighting Series
Trailing Edge Triac Dimmable
Recessed Light 5W
Smooth Dimming · Ra80 High Color Rendering
Designed specifically for display cabinets and accent lighting. Compatible with standard TRIAC dimmers to achieve 0% to 100% smooth, stepless dimming. Features an Ra80 color rendering index to restore true-to-life colors, while the small aperture design ensures a clean and minimalist ceiling aesthetic.

Core Product Features
Precision Lighting Control, Creating the Perfect Ambience
TRIAC Stepless Dimming
Supports mainstream TRIAC dimming systems, enabling 0%~100% smooth brightness adjustment. The natural light transition effectively eliminates flickering issues at low brightness levels.
Ra80 High Color Rendering
The best value choice for commercial lighting (CRI>80). It balances brightness with color fidelity, providing a stable and cost-effective high-quality light source for commercial spaces.
30° Precise Beam
5W paired with a 30-degree spotlight design, requiring a cut-out of only 55mm. Ideal for wall washing and cabinet accent lighting, creating rich layers of light and shadow.
Applications
Flexible control of light intensity to create versatile atmospheres
Gallery & Boutique Displays
Utilizes Ra80 high color rendering light sources to accurately restore the true colors of artworks and jewelry. Paired with TRIAC dimming, brightness can be adjusted to the optimal level based on the material of the exhibits, effectively preventing overexposure.
- True-to-life color restoration
- 30° spotlight to highlight focal points

Hotel Lobbies & Bistros
Reduce brightness to create a warm and relaxing atmosphere. During dinner or late-night hours, subtle lighting significantly elevates the sense of luxury and privacy.
- Smooth dimming sets the mood
- Flicker-free lighting enhances guest experience
- Multiple color temperature options available
Living Rooms & Study Rooms
Perfect for wall washing in living rooms or task lighting in study areas. Using these 5W downlights not only provides sufficient illumination but the 55mm small aperture design also maintains a clean, minimalist ceiling aesthetic.
- Sleek and unobtrusive small aperture design
- Freely switch between Reading and Movie modes
- Energy-efficient with a long lifespan
Professional TRIAC Dimming System
Equipped with a professional TRIAC dimming driver, this product is designed for use with wall-mounted rotary or slider dimmers. Unlike standard toggle switches, it provides precise and fluid brightness control.
- Operation:Simply rotate or slide the dimmer to adjust brightness levels (Continuous dimming; not step-dimming via on/off switch).
- Dimming Range:Full-range stepless adjustment from 0% to 100%.
- Installation Advantage:Ideal for upgrading existing dimming systems or for new renovation projects where creating the perfect lighting ambiance is a priority.
Specifications
| Product Specifications | |
|---|---|
| Model | L-D66005UT001 |
| Power | 5W |
| Input Voltage Range | AC 110~220V |
| Light Source | Japanese NICHIA Light Source |
| Luminous Flux (lm) | 300 lm |
| Luminous Efficiency | 58 lm/W |
| Color Rendering Index (CRI) | ≧ 80 Ra |
| Beam Angle | 30° |
| Housing Material | Aluminum Alloy, Acrylic Lens |
| Cut-Out Size | 55 mm |
| Dimensions (mm) | W60 × H22 mm |





