Electric panel parts

A couple of questions for the distribution board on my 2003 FV310
a) looking for a breaker/isolator for the head flush - 20A I believe.
b) the 12V label/window has dropped to depths or spaces unrecoverable and would like to fill the hole in.
Any idea where i can get these?
a) looking for a breaker/isolator for the head flush - 20A I believe.
b) the 12V label/window has dropped to depths or spaces unrecoverable and would like to fill the hole in.
Any idea where i can get these?
Comments
https://www.marinepartssource.com/product.asp
PC BYC, Holland, MI
Regards,
Ian
The Third “B”
Secretary, Ravena Coeymans Yacht Club
https://www.rcyachtclub.com/