Medium profile rv air conditioner we carry the mach 3 and mach 15 rv air conditioners in white and black browse the available models below coleman mach 15 air conditioner in arctic white 48204 666 15000 btu 98999 74024 add to cart compare coleman mach 15 air conditioner in black 48004 669 15000 btu 120645 105300 add to cart . Mach 15 15000 btu h air conditioner taking cooling power to the max by offering the highest cooling output available the mach 15 is the worlds most powerful rv air conditioner with the highest cooling output you can buy and has an airflow so strong its a sure bet for ducted systems. The coleman mach 15 is the worlds most powerful rv air conditioner with the highest cooling output you can buy and has an airflow so strong its a sure bet for ducted systems the mach 15 is equipped with a 1 3 hp fan motor the largest used in an rv air conditioner delivering cool air at 325 cfm. The coleman mach 15 is the worlds most powerful rv air conditioner with the highest cooling output you can buy and has an airflow so strong its a sure bet for ducted systems the mach 15 is equipped with a 1 3 hp fan motor the largest used in an rv air conditioner delivering cool air at 325 cfm