RV Air Conditioner KINGRVER Rooftop Non-Ducted 15K BTU Camper AC Unit 115V(AC),with Heat Strip for All-Season Comfort, including Air Distribution Box, InstaCool Series. Rated Power: 15000 BTU. Whisper-Quiet 59 dB Operation – Enjoy peaceful sleep, work, or relaxation with a noise level as soft as gentle rain, far quieter than traditional RV air conditioners.