In a recent purchase at local shops for my work I have purchased the following items:
Each adapter cost $ 7,00, R $ 28,00.
As the building is old, the outlets are in the old standard (from the U.S.), and because of that use the Standard SMS Old socket adapters to connect UPS and filters. But I have some imported equipment, like Diskstation DS918+ using the jack on the American standard, and there need to Default SMS New Outlet adapters links them to the Brazilian UPS.
Check out the photos of the adapters:
The SMS is a brand that tends to manufacture quality products. It belongs to the French group Legrand, who also owns the brand Daneva. I have shown several adapters Daneva here in Skooter Blog.