On Sat, 21 Apr 2018 08:30:32 +0100, "Brian Gaff"
wrote:

The spread of tolerances in the starters is far too wide I think.

That could be more the case with these 4-80W jobbies than the 70-125W
version.

Either
that or they are marked incorrectly for the job you put them to and all
kinds of random changes will then cause issues.

I think is the right answer.

Probably knock offs made in a Chinese dodgy plant.

And you could be right with that as well as they were less than a
pound each, delivered (from the UK though).

Cheers, T i m