In article ,
Mike Tomlinson wrote:

Spotted that CPC have these, new.

Not cheap though. 8.59+vat.

6, 10, 16, 20, 32, 40A.

The 10 seems a bit of an oddity.

I had to upgrade the 6A lighting breaker to 10A in our village hall after 2
500w floodlights were added to the lighting circuit.

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from KT24 in Surrey, England