Coleman 38204-067 Mach 15 RV Rooftop Air Conditioner 15000 BTU Black

The Coleman Mach 15 38204-067 is a high-output rooftop RV air conditioner delivering 15,000 BTU of cooling power in a textured black finish. As the top-of-the-line model in Coleman's legendary Mach Series, it is engineered for RVers who demand maximum cooling performance in hot climates and larger coach interiors.

This unit uses eco-friendly R-32 refrigerant, which offers a lower global warming potential compared to older refrigerants while maintaining outstanding thermal efficiency. The rooftop assembly installs directly onto any standard 14" × 14" roof opening and is compatible with both ducted and non-ducted ceiling assembly configurations, giving you flexibility to match your existing RV setup.

Key Features:

• 15,000 BTU cooling capacity — the highest output in the Coleman Mach Series
• Eco-friendly R-32 refrigerant for efficient and environmentally conscious operation
• 1/3 HP fan motor — the largest used in an RV air conditioner
• All-copper tubing construction for long-lasting durability and reliability
• Fits standard 14" × 14" roof vent openings for straightforward replacement or new installation
• Compatible with both ducted and non-ducted ceiling assemblies
• Pre-installed roof compression gasket for a secure, leak-resistant seal — no additional sealant required
• Textured black exterior shroud finish
• Optional Heater Assembly available, adding 5,600 BTU of heating capacity for cooler climates
• 2-year factory warranty

The Coleman Mach 15 38204-067 is the cooling-only rooftop unit and requires a separate ceiling assembly for complete installation. A ceiling assembly (ducted or non-ducted) must be selected based on your RV's interior configuration. Also sold as legacy part numbers 48204-067 and 48204-669.