Furrion Chill Cube 15K Low Profile
#17 in Over 14,000 BTUFull 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$1,899
2.6/5
For larger trailers and motorhomes that need 15,000 BTU in a low profile, and for replacing a Penguin II High Capacity.
- 15,000 BTUCooling
- 15.1 ARunning current
- 57 AStarting current
- Heat stripHeat
Check price at Amazon$1,329.99
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
Part of the Dometic FreshJet 5 line: See every Dometic FreshJet 5 generation.
Pros
- Fits a 10.5 in profile, the same footprint as a Penguin II High Capacity
- Built-in hard start helps it start when other loads are running
- Draws no more current than the 13,500 BTU model in Dometic’s figures
Cons
- Needs a separately bought ceiling assembly or controls
- Heavy at 95 lb for a roof lift
- One-year limited warranty in the current manual
The Dometic FreshJet 5 family
Every Dometic FreshJet 5 model we rank, smallest first. Ratings compare each against its own size.
| Model | Cooling | Rating | Price |
|---|---|---|---|
| Dometic FreshJet 5 High Efficiency | 11,000 BTU | 2.8/5 | $1,294.99 |
| Dometic FreshJet 5 13,500 BTU | 13,500 BTU | 2.6/5 | $1,234.99 |
| Dometic FreshJet 5 15,000 BTU (this one) | 15,000 BTU | 2.6/5 | $1,329.99 |
| Dometic FreshJet 5 15K Heat Pump | 15,000 BTU | 2.5/5 | $1,614.19 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | FJX5557M |
|---|---|
| Cooling and power | |
| Cooling capacity | 15,000 BTU |
| Heat | Heat strip |
| Running current | 15.1 A |
| Starting current | 57 A |
| Soft start built in | No |
| Inverter compressor | No |
| Install | |
| Ceiling setup | Ducted or non-ducted |
| Ceiling assembly included | No |
| Height above roof | 10.5 in |
| Weight | 95 lb |
| App or remote monitoring | No |
| Noise and warranty | |
| Noise | 59 dBA |
| Warranty | 1 year |
| Released | 2025 |
Alternatives in this size
Dometic FreshJet 3 15,000 BTU
#18 in Over 14,000 BTUFull 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$1,008.05
Dometic FreshJet 5 15K Heat Pump
#20 in Over 14,000 BTUFull review
For low-profile roofs where the owner wants shoulder-season heat without running the furnace.
Amazon $1,614.19$1,614.19
Compare
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