 
Sustainable lighting
September 5, 2025
The Uni-Fit 21 Series LED linear luminaire is specifically designed for educational applications, making it ideal for school lighting projects and classroom installations.
This versatile 1200mm and 1500mm LED fitting delivers exceptional performance with outputs up to 6600 lumens, whilst providing the reliability and safety standards essential for school environments.
The Uni-Fit 21 features education-specific design with optimal light distribution for classrooms and corridors, whilst IP44 dust-free protection and wipe-clean diffuser reduce maintenance costs. With >72,000 hours LED life and up to 130 llm/tcW energy efficiency, it minimises operational disruption and electricity costs for schools.
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The Uni-Fit 21 Series represents a cutting-edge LED linear luminaire specifically engineered for demanding education and healthcare environments.
This robust lighting solution combines exceptional performance with hygienic design principles, featuring a smooth, curved IP44 dust-free diffuser that ensures easy maintenance and superior light distribution. Manufactured in the UK with premium Tridonic drivers, the Uni-Fit 21 delivers outstanding reliability whilst meeting stringent environmental standards for professional applications.
| Specification | Details |
|---|---|
| Length Options | 1200mm / 1500mm |
| Lumen Output | 2350-6600 llm (depending on model and output option) |
| Luminaire Efficacy | Up to 130 llm/tcW |
| LED Life Rating | >72,000 hours L80/B10 |
| Colour Rendering | Ra80 |
| IP Rating | IP44 dust-free protection |
| Driver Type | Integral Tridonic driver |
| Body Material | Powder-coated steel with injection-moulded end caps |
| Colour Temperature | 830 (3000K) / 840 (4000K) |
| Warranty Period | 5 years comprehensive coverage |
| Version | Code Suffix | Description |
|---|---|---|
| Standard Output | – | Standard lumen output configuration |
| Low Output | /LO | Reduced lumen output for energy saving |
| High Output | /HO | Maximum lumen output for high-demand areas |
| SwitchDIM Control | /ECO | SwitchDIM, DALI or DSI control gear |
| Casambi Wireless | /BTC | Casambi wireless network including dimming |
| Emergency Integral | /EMI | Emergency with integral indicator |
| DALI Emergency Pro | /EMP | DALI EM PRO emergency with integral indicator |
| Motion Sensor On/Off | /SO | Integral motion sensor with on/off switching |
| Motion Sensor Dimming | /SD | Integral motion sensor with on/10% dimming |
| Model Code | Length | Colour Temp | Standard Output | Low Output | High Output |
|---|---|---|---|---|---|
| 21.001 | 1200mm | 830 (3000K) | 3675 llm | 2350 llm | 4550 llm |
| 21.002 | 1200mm | 840 (4000K) | 3800 llm | 2400 llm | 4700 llm |
| 21.003 | 1500mm | 830 (3000K) | 5250 llm | 4300 llm | 6425 llm |
| 21.004 | 1500mm | 840 (4000K) | 5275 llm | 4300 llm | 6600 llm |
Yes, all of our luminaires are available with dimmable LED drivers.
Mains Dimming (/MDIM): This allows dimming through standard phase-cut dimmers.
SwitchDIM, DALI, or DSI (/ECO): These options provide compatibility with SwitchDIM, Digital Addressable Lighting Interface (DALI), or Digital Serial Interface (DSI) systems for more advanced lighting control.
Casambi Wireless Network (/BTC): This enables wireless dimming and control via the Casambi platform, offering flexibility and ease of use.
Yes, we offer a comprehensive range of emergency lighting solutions to ensure safety and compliance with UK regulations. Our offerings include:
Our lighting solutions utilise the latest LED technology to maximise energy efficiency, helping to reduce energy consumption and lower operational costs.
Yes, all Lumenloop luminaires are supplied with compatible drivers to ensure optimal functionality and straightforward installation. We use premium driver brands like Tridonic and Philips to ensure they have long life expectancies.
All our products are proudly designed and manufactured in the UK, ensuring the highest quality standards.
Yes, we work closely with clients to develop bespoke lighting solutions tailored to their specific needs and design requirements.
Just reach out to us at info@lumenloop.co.uk
Our products are designed for various environments, with IP ratings from IP20 for indoor applications to IP65 for harsher conditions such as outdoor or industrial spaces.
Yes, as a WEEE-certified member of Recolight, we offer free recycling services for old lighting fixtures to support sustainable waste management.
Yes, many of our luminaires incorporate recycled components, supporting our commitment to sustainable manufacturing. Look out for the ‘98% recycled‘ product icon for those luminaires that are mostly made from recycled materials.
Yes, our luminaires are designed to integrate seamlessly into retrofit projects, making it easy to upgrade existing lighting systems with minimal disruption.
Lumenloop’s emergency lighting solutions are designed to fit a wide variety of installations, making them ideal for retrofit projects of all types.
Yes, Lumenloop luminaires are available in a wide range of colours and finishes to suit diverse design needs.
Most of our luminaires are customizable with a variety of RAL colour options, allowing you to match your lighting seamlessly with your interior decor or branding requirements.
This includes (but is not limited to) popular finishes such as RAL9010 (Pure White), RAL9003 (Signal White), RAL9005 (Jet Black), and RAL9016 (Traffic White), among many others.
We offer options that cater to both standard and bespoke requirements, ensuring that no matter the space, you can achieve the perfect lighting aesthetic while maintaining functionality. This flexibility in colour and finish makes our luminaires ideal for a variety of applications, from commercial spaces to more design-sensitive environments.
Yes, Lumenloop luminaires can be easily integrated with smart systems for enhanced control and flexibility.
Our products support a variety of popular smart lighting technologies, including Casambi, which allows for wireless control via Bluetooth. This means you can adjust light levels, set scenes, and even schedule lighting events directly from your mobile device or through a central system.
Additionally, our luminaires are compatible with other smart control systems such as DALI (Digital Addressable Lighting Interface), DSI (Digital Serial Interface), and SwitchDIM. These options provide versatile, scalable control for a range of environments, ensuring that Lumenloop luminaires can fit into your existing smart building infrastructure seamlessly.
Yes, Lumenloop products are fully compliant with both UK and EU safety standards, ensuring reliable and safe lighting solutions for a wide range of applications.
Lumenloop luminaires comply to regulations, including the BS EN 60598-1 standard for general requirements for luminaires, as well as specific standards for emergency lighting.
We ensure that our emergency lighting systems undergo rigorous testing to meet the requirements of the latest emergency lighting regulations, including the necessary duration for emergency operation and testing protocols, providing peace of mind for both users and regulatory bodies.
Yes, Lumenloop offers refurbishment services for older light fittings, helping to extend their lifespan and improve energy efficiency.
Our ‘UK Renew & Reuse’ workshop can upgrade your existing luminaires with the latest technology, such as LED retrofitting, modern dimming controls, and energy-efficient drivers, to ensure compliance with current standards and enhance performance.
We understand the value of your existing installations and offer bespoke solutions to suit your specific requirements.
Yes, Lumenloop’s industrial range of luminaires are built to withstand demanding environments, including high-moisture and high-heat settings.
Many of our products are designed with robust construction and high-quality materials that ensure reliability and durability in challenging conditions.
Office Address:
Lumenloop Ltd,
4th Floor, Silverstream House,
45 Fitzroy Street, Fitzrovia,
London, W1T 6EB
Trading Address:
Unit 7 Wheatcroft Business Park,
Landmere Lane, Edwalton,
Nottingham NG12 4DG
WEEE number: WEE/MM7667AA
Company Reg: 15919840
VAT Number: 476833842
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