Uni-Fit 21

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.

 

📄 Download Datasheet

📄 Photometric Data

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.

 

Key Features & Benefits

  • Uni-Fitting Design: Purpose-built for education and healthcare sectors with optimised light distribution and mounting flexibility
  • IP44 Dust-Free Protection: Sealed against dust ingress with wipe-clean diffuser for superior hygiene maintenance
  • Smooth Curved Diffuser: Eliminates dirt traps whilst providing uniform light distribution and easy cleaning access
  • Extended Lifespan: Exceptional >72,000 hours L80/B10 rating reduces maintenance costs and lamp replacement frequency
  • High Efficacy Performance: Delivers up to 130 llm/tcW with outputs reaching 6600 lumens for energy-efficient operation
  • Robust Construction: Powder-coated steel body with injection-moulded end caps ensures long-term durability
  • Premium Colour Rendering: Ra80 colour rendering index provides accurate colour representation for critical applications
  • Comprehensive Control Options: DALI, emergency, sensor and wireless variants available for flexible installation requirements
  • UK Manufacturing Quality: Built to exacting standards with integral Tridonic drivers and comprehensive 5-year warranty coverage

 

Technical Specifications

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

 

System & Testing Options

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

 

Ordering Information

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

 

Ideal Applications

  • Educational facilities including classrooms, corridors and common areas
  • Healthcare environments such as hospitals, clinics and care homes
  • Commercial offices requiring hygienic lighting solutions
  • Retail spaces with high cleanliness standards
  • Public buildings including libraries and community centres
  • Food preparation and processing areas
  • Pharmaceutical and laboratory facilities
  • Veterinary practices and animal care facilities

 

Additional Benefits

  • Energy Efficient Operation: High efficacy LED technology reduces operational costs whilst maintaining superior light quality
  • Minimal Maintenance Requirements: Extended lamp life and robust construction minimise ongoing maintenance interventions
  • Flexible Installation Options: Suspension kit available (SUS/4/2M) for varied mounting configurations
  • Smart Control Integration: Compatible with modern building management systems through DALI and wireless options
  • Hygienic Design Compliance: Smooth surfaces and IP44 rating meet stringent hygiene requirements for healthcare applications

 

📄 Download Datasheet

📄 Photometric Data

Product FAQs

Product & Compatibility

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, 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.

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, our luminaires are designed to integrate seamlessly into retrofit projects, making it easy to upgrade existing lighting systems with minimal disruption.

Yes — Lumenloop luminaires are designed to integrate seamlessly with modern lighting control systems, giving you full flexibility over how your space is managed and optimised.

We support a wide range of control protocols, including Casambi (Bluetooth wireless), DALI, DSI and SwitchDIM.

This allows you to adjust light levels, create scenes, automate schedules, and manage lighting across individual zones or entire buildings.

 
 

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.

Yes. We offer 600×600 LED panels suitable for standard grid ceilings as well as selected specialist ceiling systems.

We also offer frames for SAS or Armstrong metal ceilings.

Emergency Lighting

Yes. Most of our luminaires can be supplied with integrated emergency functionality, typically with a 3-hour duration.

Yes, we offer luminaires which can be supplied with DALI emergency self-test options where required.

This can help simplify emergency testing and monitoring as part of a wider lighting control or building management strategy. 

 

We offer both maintained and non-maintained emergency options, depending on how the space is used.

While most standard products are available with a 3 hour non-maintained emergency pack, we also have standalone emergency lighting products with the choice of maintained and non-maintained.

Yes. Emergency functionality can be integrated into a wide range of luminaires, including downlights and panels.

This depends on layout, escape routes, and risk areas rather than just floor area. We can advise based on your drawings or requirements.

For a more detailed recommendation, please refer to our emergency lighting tool.

Yes. Selected luminaires can be supplied with self-test or DALI emergency options for automated testing and reporting.

 

Specification & Design

Lead times vary depending on the product and the level of customisation required, but because most Lumenloop luminaires are made to order, we can usually give a clear lead time once the specification is confirmed.

Standard product: Typically 10 working days

Custom (e.g. bespoke RAL colour): Typically 20-30 working days

Special (bespoke): Typically between 6 – 8 weeks 

Yes, we work closely with clients to develop bespoke lighting solutions tailored to their specific needs and design requirements.

Please reach out to us at info@lumenloop.co.uk

Yes, we can provide photometric LDT files to support lighting calculations, these are available to download on every product page.

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.

In many cases, yes. Because products are made to order, we can often match key parameters such as size, output, or appearance.

You can either use our AI lighting product finder (just click on the ‘specify with AI‘ button in bottom-right corner or simply email us at info@lumenloop.co.uk

Our luminaires are designed to align with relevant UK standards, including BS EN 12464-1 for workplace lighting and BS 5266 for emergency lighting.

Sustainability & Circularity

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, 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 products are designed to be upgraded or refurbished, extending their usable life and reducing replacement costs.

 

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.

Yes. Our luminaires are designed using circular principles, including modular construction and long-life components to reduce waste over time.

We openly publish product TM66 data for full transparency.

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, 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.

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, our luminaires are designed to integrate seamlessly into retrofit projects, making it easy to upgrade existing lighting systems with minimal disruption.

Yes — Lumenloop luminaires are designed to integrate seamlessly with modern lighting control systems, giving you full flexibility over how your space is managed and optimised.

We support a wide range of control protocols, including Casambi (Bluetooth wireless), DALI, DSI and SwitchDIM.

This allows you to adjust light levels, create scenes, automate schedules, and manage lighting across individual zones or entire buildings.

 
 

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.

Yes. We offer 600×600 LED panels suitable for standard grid ceilings as well as selected specialist ceiling systems.

We also offer frames for SAS or Armstrong metal ceilings.

Yes. Most of our luminaires can be supplied with integrated emergency functionality, typically with a 3-hour duration.

Yes, we offer luminaires which can be supplied with DALI emergency self-test options where required.

This can help simplify emergency testing and monitoring as part of a wider lighting control or building management strategy. 

We offer both maintained and non-maintained emergency options, depending on how the space is used.

While most standard products are available with a 3 hour non-maintained emergency pack, we also have standalone emergency lighting products with the choice of maintained and non-maintained.

Yes. Emergency functionality can be integrated into a wide range of luminaires, including downlights and panels.

This depends on layout, escape routes, and risk areas rather than just floor area. We can advise based on your drawings or requirements.

For a more detailed recommendation, please refer to our emergency lighting tool.

Yes. Selected luminaires can be supplied with self-test or DALI emergency options for automated testing and reporting.

Lead times vary depending on the product and the level of customisation required, but because most Lumenloop luminaires are made to order, we can usually give a clear lead time once the specification is confirmed.

Standard product: Typically 10 working days

Custom (e.g. bespoke RAL colour): Typically 20-30 working days

Special (bespoke): Typically between 6 – 8 weeks 

Yes, we work closely with clients to develop bespoke lighting solutions tailored to their specific needs and design requirements.

Please reach out to us at info@lumenloop.co.uk

Yes, we can provide photometric LDT files to support lighting calculations, these are available to download on every product page.

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.

In many cases, yes. Because products are made to order, we can often match key parameters such as size, output, or appearance.

You can either use our AI lighting product finder (just click on the ‘specify with AI‘ button in bottom-right corner or simply email us at info@lumenloop.co.uk

Our luminaires are designed to align with relevant UK standards, including BS EN 12464-1 for workplace lighting and BS 5266 for emergency lighting.

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, 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 products are designed to be upgraded or refurbished, extending their usable life and reducing replacement costs.

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.

Yes. Our luminaires are designed using circular principles, including modular construction and long-life components to reduce waste over time.

We openly publish product TM66 data for full transparency.

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