I have no experience of using this type of LED, but when I Googled "12v MR16 4W LED", a lot of the results said that that particular one was non-dimmable.
So I guess it is like septillion said, it all depends on the model of MR16.
I have no experience of using this type of LED, but when I Googled "12v MR16 4W LED", a lot of the results said that that particular one was non-dimmable.
So I guess it is like septillion said, it all depends on the model of MR16.