02-14-2025, 05:30 PM (This post was last modified: 02-14-2025, 05:33 PM by Jack Aperio.)
My 1995 4000 Express has 3 cartridge fuse holders (1 for the 30A and 2 for the 50A) adjacent to the 30A and 50A shore power inlets under the starboard step. I’ve also seen breakers in this location on newer models. Here’s a picture of what mine look like.