Meegoda. 10KW Ongrid solar system installed at Mr. Senanayaka's house. Used JA Solar 550W 20 panels and Solis S5 10KW. 25 year warranty for the pan...
Avoid Sky-Rocketing Monthly Electricity Bills, Invest In Green Energy.
- 500 + Dealers Islandwide
- 4 Decades in the energy Industry in Sri Lanka
- World leading brand in solar energy
Slash Your Rising Electricity Bills, Zero Your Electricity Bill With DSL Solar Energy.
- 500 + Dealers Islandwide
- 4 Decades in the energy Industry in Sri Lanka
- World leading brand in solar energy
Complete Residential, Commercial Solar Systems
The Pioneers World Of Solar And Renewable Energy!
Founded in July 1986, Douglas & Sons (Pvt) Ltd is dedicated to being the leading automotive spare parts importer in Sri Lanka and one of the most valuable spare parts sellers for over three decades.
Since the inauguration of the company, Douglas & Sons (Pvt) Ltd or DSL, as widely known among trade partners and customers and was working with prestigious brands, earning the trust and loyalty of the customers.
We lead the way...!
Projects
Our Latest Project
ගනේමුල්ලේ, ප්රසාද් මහතා සිය නිවසේ අවශ්යතාවය සදහා ස්ත...
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On Grid 3kW powered solar power system added to the national electricity system by a customer from Moratuwa as a solution to the existing electrici...
News & Articles
recent articles
Many industrial, commercial, and residential owners use more energy than they actually require through inefficiencies and energy waste. Energ...
Making the switch to solar power can be advantageous in many ways, considering the benefits of solar energy that it gives to both the environment a...
With the skyrocketing electricity bills and daily power outages in Sri Lanka, it is no surprise that more residential and industrial owners are obl...