Commercial Linear


Boswell Series

LED Trunking System Lighting


LED Linear Trunking
  • Technical BrochureBoswell 2 Series Data Sheets
  • Photometric FilesBoswell 2 Series Photometric Files
  • Packaging & DeliveryBoswell 2 Series Weights and Packaging

The Boswell Series are a versatile and complete LED trunking system. Featuring an easy to fit trunking system, a range of power outputs, and options for integrated LED track lights, sensor or emergency sections, a wide variety of applications can be catered for from a single linear lighting system.

Suitable for a wide range of sectors including big-box retail, factories, warehouses and indoor sports venues.

With a large selection of LED light fittings, our team is here to help you find the best product for your project. You can enquire about this specific product via the link on this page. Alternatively feel free to speak to one of our team on +44 (0)1387 255816.

A summary of the light's specifications is shown below. Please refer to the product data sheets (available in the Downloads tab) for further details.

Light Source and Photometric Parameters

Chip Brand, & ModelEverlight 67-21S 3528
Light EmissionDirect
CCT3000K, 4000K, 5000K, 6000K
CRI>80, >95
Lens OpacityClear, Diffused
Ingress RatingIP20, IP54
Ambient Usage Tolerance-10° to 40°C
Ambient Humidity Tolerance10% to 80% RH
Ambient Storage Tolerance-40° to 85°C
Input Voltage220-240VAC
Driver Brand(s)Own Brand
Input Frequency (VAC)50-60Hz
Power Factor≥0.95
Electrical ConnectionTerminal Block
Fixture Primary MaterialsMild Steel
Fixture FinishPainted
Lens(es) MaterialUV Stabilised PMMA
Dimming Options1-10V, DALI
Mounting StylesSurface Mount, Suspended
Miscellaneous AccessoriesIP54 Variant, Intergrated Emergency(Remote Test)
Duration3 Hours
Testing TypeRemote-Test, DALI Self-Test
Output Wattage2.8W
Battery TypeNiMH (2.8W)
Temperature Tolerance25°C (unless otherwise agreed)
Warranty3 Years
  • 6 x optic variations offers product flexibility, regardless of installation height - low glare options (19-26 UGR) available.
  • Pre-Wired Trunking: Modular easy-install design - reduce time on site and minimise disruption of day-to-day operations. Wired in 25mm 5, 8 and 12 core options to accommodate main power, dimming controls and permanent emergency supply.
  • Infinity Lighting: Seamless product to product transitions - architectural project solutions alongside industrial performance.
  • Junctions / Connectors: Site-specific solutions - “T”, “L” and “X” nodes offer simple solutions for complex project geometries.
  • Snap-In-Place "Toolless" Components: Quick to install and easily replaceable luminaires and modules.
  • Emergency, DALI and Sensor options
  • Multiple accessories, including track light modules, suspension or surface mount brackets, and IP54 locking covers.


  • LVD (Directive 2014/35/EU)
  • EMC (Directive 2014/30/EU)
  • RoHS (Directive 2011/65/EU)
  • ErP (Directive 2009/125/EC)






Please refer to the Declaration of Conformity (DoC) and/or product data sheets for individual standards, or contact our Technical Team for further clarification on certification and compliance.

Performance Summary
Series CodeBOS2
Nominal Power (Range)35W to 75W (1.5m lights)
Luminaire Efficacy @ CRI>80 4000K CCT156 to 159 lm/W
Lumen Output @ CRI>80 4000K CCTup to 7,280 lumens per metre
Lumen Maintenance (TM21)L70B50 >50,000 hours
Primary ConformitiesCE (EMC, LVD, RoHS, ErP)
Warranty5 Years (3 Years Emergency)
Optic DistributionDesign FeaturesTypical ApplicationsGallery & Case StudiesRelated Products


25º Optic 25º Optic
60º Optic 60º Optic
90º Optic 90º Optic
120º Optic 120º Optic
D30 Optic D30 Optic
LA1/RA1 Optic LA1/RA1 Optic

Please note - images shown are intended to be illustrative only.
For exact data, please refer to specific product photometry, available in the above download section.

Linear lights designed for


With efficacies of up to >150 lm/W, the Boswell Series can offer an impressive reduction in energy from existing linear systems. This is further enhanced by a variety of application focussed lenses which ensure the optimum spread of light is directed where required. A variety of colour temperatures and high standard CRI >80 provide added capability, making the Boswell Series an exceptional solution to almost any commercial or industrial linear lighting system requirement.

  1. Infinity Lighting - Seamless product to product transition - architectural project solutions alongside industrial performance.
  2. Pre-Wired Trunking - Modular easy-install design - reduce time on site and minimise disruption of day-to-day operations. Wired in 25mm 2, 5, 8 and 12 core options to accommodate main power, dimming controls and permanent emergency supply.
  3. Mounting/Junctions/Connectors - “T”, “L” and “X” nodes offer simple site specific solution.

  4. Optics - There is 7 optics available from 25° to 120° circular, double 30° and left or right asymmetric. All of these are supplied with reduce glare frosted diffuser

Trunking System Lighting



  • Production Halls
  • Retail
  • Supermarkets
  • Indoor Sports Facilities
  • Warehouses

Blog Posts

Our lights are used by

BookerBrewdogSantanderDupontGlenfiddichSparLogoplasteLogainairNHSLothian BusesWabtecWalkers
Customer Reviews Bg
  • I am delighted to have used Kellwood...

    - P. Nisbet, Wabtec Corporation

  • a project that was well planned and promptly accomplished

    - E. McHugh, Loganair

  • Where others let us down, Kellwood did not

    W. Coley, Barking Abbey School

  • client is over the moon with the end results

    A. Fraser, MacLean Electrical

  • I'd certainly recommend them

    V. Richardson, Stolle Europe

  • I'm more than pleased with the guys. I'd recommend them to anyone

    G. Gray, Logoplaste

RecolightScottish Engineering