A 15,000 BTU unit is for long trailers, fifth wheels and motorhomes, or any RV that spends summer in the desert or the South. It draws the most current, so on a 30 A hookup it leaves little for anything else, and starting one on a generator usually needs a soft start.
Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Full ranking 21
- Renogy 3-in-1 15K Heat Pump#1 of 21Full review
A low-priced 15,000 BTU heat pump for non-ducted trailers, from a brand better known for solar gear.
Amazon $719.99$719.9915,000 BTU13 A55 dBA - TOSOT 16,000 BTU Heat Pump#2 of 21Full review
A strong-value 16,000 BTU heat pump for non-ducted trailers on hookups, with quiet low-speed running and app control.
Amazon $972.80$972.8016,000 BTU12.5 A56 dBA - Furrion Chill Cube 18K#3 of 21Full review
The pick for non-ducted trailers that want more cooling without more amps, thanks to its variable-speed compressor.
Amazon $1,188.90$1,188.9018,000 BTU11.6 A- - Furrion Chill Cube 18K Ducted#4 of 21Full review
A strong choice for ducted rigs that want 18,000 BTU of cooling on the current of a smaller unit.
Amazon $1,239$1,23918,000 BTU11.6 A- - Furrion Chill Cube 18K Heat Pump Ducted#5 of 21Full review
For ducted RVs that want strong cooling plus electric heat from one rooftop unit, at a price close to the cool only model.
Amazon $1,379$1,37918,000 BTU15.8 A- - Coleman-Mach Everest VS-18#6 of 21Full review
For owners who want the most cooling from one roof opening with variable speed comfort and gentler starts on a generator.
Amazon $1,257.26$1,257.2618,000 BTU-- - Coleman-Mach 15 15,000 BTU#7 of 21Full review
The default big rooftop unit for a fifth wheel or motorhome that needs the most cooling a single 14 in opening can take.
Amazon $1,015.06$1,015.0615,000 BTU13.9 A- - TURBRO Finnmark 15K#8 of 21Full review
A low-priced, complete 15,000 BTU unit for non-ducted trailers on shore power, with an electric heater for cool mornings.
Amazon $799.99$799.9915,000 BTU14.2 A52 dBA - Furrion Chill Cube 18K Heat Pump#9 of 21Full review
For non-ducted trailers that want 18,000 BTU of cooling and heat pump heating in one complete kit.
etrailer $1,521.95$1,521.9518,000 BTU15.8 A- - RecPro 15K Heat Pump RP-AC3800#10 of 21Full review
A complete 15,000 BTU heat pump unit for a large trailer or fifth wheel, priced with its ceiling assembly included.
Amazon $1,254.95$1,254.9515,000 BTU14 A59.1 dBA - Coleman-Mach 10 Heat Pump 15,000 BTU#11 of 21Full review
The value pick among Coleman-Mach heat pumps for a fifth wheel or motorhome that wants a lower roofline.
Amazon $1,183.85$1,183.8515,000 BTU13.8 A- - Coleman-Mach 15 HP2 Heat Pump#12 of 21Full review
For owners who camp in spring and fall on shore power and want the Mach 15 cooling plus heat pump heat from one roof opening.
Amazon $1,262.59$1,262.5915,000 BTU14.8 A- - Furrion Chill HE 15,000 BTU#13 of 21Full review
A standard 15,000 BTU rooftop unit for larger trailers already set up for Furrion, at a typical price for its size.
Amazon $1,239$1,23915,000 BTU15.4 A- - Coleman-Mach 8 Plus 15,000 BTU#14 of 21Full review
For RVs near a height limit or owners who want a low, aerodynamic unit without giving up 15,000 BTU of cooling.
Amazon $1,463.73$1,463.7315,000 BTU14.2 A- - Coleman-Mach 8 Plus Heat Pump#15 of 21Full review
For a tall rig that needs both a low rooftop profile and heat pump heating from one unit.
Amazon $1,439.99$1,439.9915,000 BTU-- - RecPro 15K Low Profile Heat Pump#16 of 21Full review
A 15,000 BTU heat pump in a low-profile shell, for big rigs that are tight on height; RecPro’s taller 15K does the same job for less.
Amazon $1,674.95$1,674.9515,000 BTU14 A59.1 dBA - Furrion Chill Cube 15K Low Profile#17 of 21Full review
For owners who need a low profile unit with variable-speed efficiency and heat pump heating, and will pay a premium for it.
Camping World $1,899$1,89915,000 BTU-- - Dometic FreshJet 3 15,000 BTU#18 of 21Full review
A light, low-cost 15,000 BTU replacement for a Brisk II or another standard-profile unit when roof height is not a concern.
Amazon $1,008.05$1,008.0515,000 BTU16.2 A- - Dometic FreshJet 5 15,000 BTU#19 of 21Full review
For larger trailers and motorhomes that need 15,000 BTU in a low profile, and for replacing a Penguin II High Capacity.
Amazon $1,329.99$1,329.9915,000 BTU15.1 A59 dBA - Dometic FreshJet 5 15K Heat Pump#20 of 21Full review
For low-profile roofs where the owner wants shoulder-season heat without running the furnace.
Amazon $1,614.19$1,614.1915,000 BTU15.4 A59 dBA - Dometic Brisk II 15,000 BTU#21 of 21Full review
For an owner who wants an identical Brisk II swap; most buyers will do better with the cheaper, lighter FreshJet 3.
Amazon $1,699$1,69915,000 BTU15.3 A-