And lastly i say tinned copper -> tin has different conductivity compare to copper, isnt this compromising whole cable Amperage, say you got tinned copper lug, i wonder is it tinned on all sides or side which is supposed to be attached to conductor isnt, bcs that one doesnt get corroded as is attched?Fuse can be sized for 125% of conductor rating.
Conductor should be sized for maximum possible current.
Any positive conductor. (Battery positive)