• Design Service
    Free design service A dedicated, fully qualified, in-house design team is at your service completely free of charge. Providing comprehensive lighting designs bringing designs to life for road, urban, tunnel, high-mast, sports and area lighting schemes. We also have a specialised PFI design and support service.
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  • Cost Calculator
    Cost Calculator The pressures on reducing energy, maintenance costs and operating costs will continue to increase so that climate change objectives can be met. Understanding the total cost of an installation over its whole life is becoming increasingly important as budgets become tighter and long term planning is required. The Total Cost of Ownership Tool from WRTL allows you to compare the complete cost of alternate lighting solutions alongside Stela so that you are able to make informed decisions on long term sustainability.
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Obtrusive Light or Light Spill

A popular complaint from home owners is related to light spill into bedrooms, which resulted in disturbed sleep. Stela is designed so that light is directed only where it is needed - on footpaths and roads.

Stela LED street lights use clusters of light sources that illuminate the target zone on the ground. This provides a layered lighting effect to ensure high levels of uniformity and no dark spots.

The lens system that controls the light distribution also provides a precise “cut off” to the front and the rear of the lighting column. This minimises the risk of light spilling into windows as this could be deemed a nuisance and hence reduces the likelihood of complaints from members of the public.

Stela product information