Awesome, I checked that out! And saved that booklet, very helpful thank you!factory would be 15A per the parts book of a '98 Destiny series.
page 26 suggests it came with a 12A power center
page 32 shows the harness with its 15A breaker
https://cdn.shopify.com/s/files/1/0273/4347/files/1998_coleman_destiny.pdf?16695232820753828628
my ole coachmen had after market 10g battery wiring w/20A fuse and a 9A power center that provided no battery charging.