Description
WELLMAX Sunlight Series 2.0 Surface Downlight 2-in-1 Dual Mount High-Efficiency Ultra-Slim Excellent for Ceiling Fixture
The WELLMAX Sunlight Series 2.0 Surface Downlight brings versatile performance and clean aesthetics to modern architectural lighting.
Featuring a patented 2-in-1 dual-mount design, this series merges surface-mounted and recessed installation features into a single fixture.
This flexibility allows contractors and interior designers to adapt seamlessly to varying ceiling structures while maintaining visual consistency throughout residential and commercial projects.
Engineered to deliver high luminous efficiency of 100 lm/W, the Sunlight 2.0 provides bright, energy-conscious illumination.
Its slim boundary construction and wide light-emitting face cast uniform light distribution across the diffuser, avoiding edge shadows and dark spots.
Available in both Round (Item UDS/SL/0/2/0/RD) and Square (Item UDS/SL/0/2/0/SQ) profiles, the fixture maintains a slim 37mm height profile across all wattage outputs.
The series includes four wattage levels to match different space requirements:
- 9W (900 lm),
- 18W (1800lm),
- 30W (3000lm), and
- 36W (3600lm).
Operating on a standard 220–240V input (50/60Hz) with Power Factors ranging up to 0.9, these downlights include non-flicker technology and high color rendering (CRI > 80).
Users can choose from 3000K (Warm White), 4000K (Neutral White), and 6500K (Cool White) color temperatures.
Designed with an IP20 rating for operating temperatures from -20°C to +40°C, the series supports up to 25,000 operating hours and 15,000 switching cycles.
Full compliance with CE, LVD, RoHS, ErP, and EMC international quality standards ensures long-term safety and performance
Product Details
| Shape / Profile | Model / Item Number | Wattage (W) | Input Voltage (V) | Luminous Flux (lm) | Efficacy | Power Factor (PF) | Dimensions (W×L×H or Φ×H) | CRI | Lifetime (Hrs) | Switching Cycles | Operating Temp |
| Round | UDS/SL/0/2/0/RD | 9W | 220–240V | 900 lm | 100 lm/W | 0.5 | Ø 122mm x 37mm | >80 | 25,000h | 15,000 | -20°C to +40°C |
| Round | UDS/SL/0/2/0/RD | 18W | 220–240V | 1800 lm | 100 lm/W | 0.5 | Ø 173mm x 37mm | >80 | 25,000h | 15,000 | -20°C to +40°C |
| Round | UDS/SL/0/2/0/RD | 30W | 220–240V | 3000 lm | 100 lm/W | 0.9 | Ø 227mm x 37mm | >80 | 25,000h | 15,000 | -20°C to +40°C |
| Round | UDS/SL/0/2/0/RD | 36W | 220–240V | 3600 lm | 100 lm/W | 0.9 | Ø 303mm x 37mm | >80 | 25,000h | 15,000 | -20°C to +40°C |
| Square | UDS/SL/0/2/0/SQ | 9W | 220–240V | 900 lm | 100 lm/W | 0.5 | 122mm x 122mm x 37mm | >80 | 25,000h | 15,000 | -20°C to +40°C |
| Square | UDS/SL/0/2/0/SQ | 18W | 220–240V | 1800 lm | 100 lm/W | 0.5 | 173mm x 173mm x 37mm | >80 | 25,000h | 15,000 | -20°C to +40°C |
| Square | UDS/SL/0/2/0/SQ | 30W | 220–240V | 3000 lm | 100 lm/W | 0.9 | 227 mm x 227 mm x 37 mm | >80 | 25,000h | 15,000 | -20°C to +40°C |
| Square | UDS/SL/0/2/0/SQ | 36W | 220–240V | 3600 lm | 100 lm/W | 0.9 | 303 mm x 303 mm x 37 mm | >80 | 25,000h | 15,000 | -20°C to +40°C |
Frequently Asked Questions (FAQ)
Q : What does the 2-IN-1 dual mount feature mean?
A : The 2-IN-1 dual mount design combines surface and recessed mounting capabilities into one fixture, enabling flexible installation on solid surfaces or ceiling cutouts.
Q : What are the profile dimensions of the Sunlight Series 2.0 Surface Downlight?
A : Across all wattage levels (9W to 36W) and shapes (Round and Square), the fixture features a uniform depth of 37mm.
Q : Does this surface downlight prevent dark spots across the lens?
A : Yes, the slim boundary bezel and wide light-emitting area distribute light evenly without creating dark corners or uneven shadows.
Q : What options are available for wattage and brightness?
A : The product offers four wattage options: 9W (900 lm), 18W (1800 lm), 30W (3000 lm), and 36W (3600 lm).
Q : Is this downlight safe for visual health and eye comfort?
A : Yes, it includes non-flicker technology and a high Color Rendering Index (CRI > 80) to provide stable, eye-friendly light.
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