@Frogger - not sure if you saw these threads. They should be helpful. https://teardrop-trailers.vanillacommunity.com/discussion/342/2014-t-g-air-conditioner-and-condensation-dehumidification https://… (View Post)
That is an SAE connector. As Tagurit suggests - make sure to trace the wiring back to the battery to determine polarity. Is it labeled Zamp? (View Post)
I see you moved your question from the other A/C thread. Same answer here. The unit is over sized for the space and it helps to crack a window/vent so it runs longer and dehumidifies better. Assuming… (View Post)