I was looking for build a better battery disconnect switch for my 250SE. I had one of those terminal mounted switches that was becoming unreliable. So I build this instead. Probably some will frown on this, but its 100% reversible.
More on the link below
http://www.classicjalopy.com/2018/09/250se-battery-disconnect-switch/
More on the link below
http://www.classicjalopy.com/2018/09/250se-battery-disconnect-switch/