here is one example of the fuse holder Dennis was talking about:
https://www.amazon.com/Recoil-FHM62-Waterproof-Inline-Fuse-holder/dp/B0B5CT1RDF/ref=sr_1_2_sspa?keywords=Maxi+Fuse+Holder&qid=1691186519&sr=8-2-spons&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY&psc=1

On Fri, Aug 4, 2023 at 5:55 PM John Rodgers <jrodgers113@gmail.com> wrote:

> Not sure what  an inline MAX fuse holder is.  50 Amp fuse I got.
>
> On Fri, Aug 4, 2023 at 4:27 PM Dennis Haynes <d23haynes57@hotmail.com>
> wrote:
>
> > This set up melting is a common problem. Best fix is to replace with a
> > standardized fuse holder and set up. Easy fix is to splice in an inline
> MAX
> > fuse holder with 50 Amp fuse. Most likely the failure began at the wire
> > terminal crimp connections.
> >
> > Dennis
> >
> >
> > -----Original Message-----
> > From: Vanagon Mailing List <vanagon@gerry.vanagon.com> On Behalf Of John
> > Rodgers
> > Sent: Friday, August 4, 2023 3:39 PM
> > To: vanagon@GERRY.VANAGON.COM
> > Subject: AC Electrical
> >
> > In the D pillar the 50 amp AC Fuse blew. Went to install a new one only
> to
> > discover the original overheated before it blew and melted the
> > rubber/plastic that holds the brass screw holder which in turn holds the
> > fuse in place. It is PART# 251937501B and is NLA.- It's been
> discontinued.
> > Would anyone have one of these or know where I might find one?
> >
> > Royal 0Volkswagon  here in Birmingham, a dealership, was a huge help in
> > tracking down this part number and finding a parts blow-up of this and
> > sending me a copy.
> >
>