Distribution of Electrical Products. We have a vast number of vendors/product lines. Mississauga Electrical Supply distributes many well known product lines as well as assisting our customers with all aspects of thier electrical needs. Anything from specifying fixtures and ontario hydro rebates, to using capacitor banks to clean your electrical lines and save you thousands in hydro penalties. If it has electricity running to it, we can help solve any issue as well as supply your everyday needs.