Weirdly I am not finding the link to the company website. I'll have to try again later.
For isolating the incoming 50amp AC circuit a
ELCI Sensor and 50amp Breaker/Stainless Steel Door
It's just some kind of inexpensive mounting adapter. After a cursory look I don't see a separate page for it on the Victron Site.
Victron VRM manual as of this writing is available here:
Linking to the PKYS Inc site in Annapolis because the Victron Energy site doesn't seem to have much info as far as I am able to tell with a cursory search.
Will Sea has 3 of these for a total of 990ah. Nuts.
This is not on the boat, but I'm just adding this here for consideration as I address the recurring belt shredding problem.
Yanmar dogleg adjustment arm with Belt Buddy Tensioner
This is the pulley conversion kit that was installed to support the Arco-Zeus alternator.
The belt provided was a Continental 480J 10 Rib belt.
Seal No: 59029
Date Code: May 1993
Model No: 1059
NO(0) JEWELS
Possible replacement here:
Amazon.com: SKP Quartz Battery Powered Replacement Clock Movement Suitable Seiko & Tochigi Tokei Replacement (12mm Ticking EF Euro Shaft) : Tools & Home Improvement
They used to have replacements for E-T-A 10A circuit breaker 2210-S111-N1T2-H0 but it looks like those are no longer available.
So far I have not been able to find a drop in replacement for the groups of four breakers used on the panel so it appears I may be looking at having to replace the entire panel.
This is the multifunction transducer that was installed as part of the big 2024 electronics refit.
Links:
Blanking plug part number: 33-482-01
It appears that the blanking plug with valve for the DST800 does, in fact, work with the DST810.