Collingwood THL3T Thea Lite Commercial Downlight – 20W, CCT Switchable, IP54
The Collingwood THL3T Thea Lite is a high-output commercial LED downlight designed for larger ceiling cut-outs and versatile lighting installations. Featuring switchable colour temperature (3000K / 4000K / 6500K) and a 20W LED output, this efficient downlight delivers up to 2400 lumens with efficacy up to 120lm/W, making it ideal for offices, schools, gyms, hospitality spaces and large circulation areas.
With IP54 protection from below, the THL3T is suitable for environments requiring protection against water splashes such as bathrooms, cloakrooms, corridors and communal areas. Its slim 33mm depth allows installation in ceilings with limited void space, making it particularly useful for retrofit projects.
Switchable Colour Temperature For Flexible Installations
The Thea Lite THL3T features CCT switchable LED technology, allowing installers to select between three colour temperatures during installation:
3000K Warm White – comfortable ambient lighting
4000K Cool White – neutral commercial lighting
6500K Daylight – bright, crisp task lighting
This flexibility allows the same downlight to be used across different areas of a building while maintaining a consistent product specification.
Wide Beam For Large Area Illumination
The THL3T produces light through a wide 90° beam angle, providing broad and even illumination suitable for larger commercial spaces and open circulation areas.
With UGR<25 glare performance, the fitting provides comfortable general lighting in everyday commercial environments such as corridors, washrooms and shared workspaces.
Quick Installation With Plug & Play Connectors
Designed for fast installation, the THL3T fits 200mm ceiling cut-outs and includes push-fit loop-in / loop-out connectors, allowing quick wiring and straightforward installation.
Its plug-and-play connection system helps reduce installation time on site, making it ideal for commercial projects where speed and efficiency are important.
Durable Construction And Emergency Compatibility
The THL3T is manufactured using ADC12 aluminium housing, polycarbonate diffuser and TP(a) thermoplastic materials, meeting 850°C glow wire test requirements for enhanced safety in commercial building installations.
The downlight is mains dimmable and compatible with emergency converter packs, enabling integration into emergency lighting systems when required.
With a 50,000-hour LED lifetime and a 5-year manufacturer warranty, the THL3T offers a durable and energy-efficient lighting solution for commercial environments.
Key Features of Collingwood Thea Lite Downlight Include:
- 20W Commercial LED Downlight Delivering Up To 2400 Lumens
- Colour Temperature Switchable Between 3000K, 4000K And 6500K
- Wide 90° Beam Angle For Large Area Illumination
- High Efficiency LED With Up To 120lm/W Performance
- UGR<25 Glare Rating For Comfortable Lighting
- Low 33mm Profile Ideal For Shallow Ceiling Voids
- 200mm Cut-Out Suitable For New And Retrofit Installations
- Mains Dimmable Driver For Flexible Lighting Control
- Push-Fit Loop-In / Loop-Out Terminals For Quick Installation
- Compatible With Emergency Converters For Emergency Lighting
- 50,000 Hour LED Lifetime
- IP Rating: IP54
- 5 Year Manufacturer Warranty
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