I found 2 of these type breakers defective on a friends SOB camper. Both worked initially but after several cycles of tripping, cool down and auto reset they both failed. I think they were inferior products. I replaced them with new ones from a auto parts store and so far no more problems.
2011 351RLTS Eagle, Mor/Ryde suspension & pin box
06 F350 Lariat PSD, SRW, LB, CC, EGR delete kit, 16K DrawTite hitch, Timbrens, TST TPMS
2017 GMC Terrain (future TOAD)
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