Coleman Mach
Coleman Mach 15 Heat Pump RV AC | 38004-064 | 15K BTU | Arctic White
Coleman Mach 15 Heat Pump RV AC | 38004-064 | 15K BTU | Arctic White
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Upgrade your RV comfort with the Coleman Mach 15 Heat Pump RV Air Conditioner (Part #38004-064 / Legacy 38004-066) in arctic white — 15,000 BTU cooling capacity plus integrated heat pump for year-round comfort. R-32 next-generation refrigerant, 320 CFM airflow, fits any standard 14"×14" roof opening. Updated 2026 arctic white textured shroud design (direct replacement for legacy 38004-066).
Prefer Black Instead?
Also available in black as the Coleman Mach 15 Heat Pump RV AC (38004-067) — Black. Same construction and features — black textured shroud finish.
⭐ 15,000 BTU Cooling + Integrated Heat Pump
Powerful year-round comfort from a single rooftop unit:
- 15,000 BTU cooling capacity — high-output cooling for large RVs, motorhomes, and demanding heat conditions
- Integrated heat pump — supplemental electric heating without propane usage
- 320 CFM airflow — consistent, refreshing air movement throughout the RV
- 1/3 HP fan motor — powerful airflow delivery
⭐ 2026 Production Change — Updated Shroud Design
Important production note: Coleman has implemented a running production change to the Mach 15 Heat Pump rooftop AC line:
- New model: 38004-064 — features the updated 2026 arctic white textured shroud design
- Legacy model: 38004-066 — being phased out
- Direct replacement: The 38004-064 is the direct successor to the 38004-066
Customers ordering either SKU may receive the new 38004-064 due to the production change. The compatibility, cooling capacity, fitment, functionality, and performance specifications remain equivalent — the primary change is the updated exterior shroud styling.
R-32 Next-Generation Refrigerant
Uses R-32 refrigerant — the next-generation low-GWP refrigerant that replaces R-410A in current Coleman Mach production:
- Approximately 70% lower global warming potential than R-410A
- Zero ozone depletion potential
- Improved energy efficiency in many operating conditions vs R-410A
- Meets 2025 EPA AIM Act refrigerant requirements
Note: R-32 is classified as A2L (mildly flammable) — service must be performed by a qualified technician using appropriate equipment.
Replaces Older R-410A Predecessor
The 38004-064 (and legacy 38004-066) replaces the older R-410A generation Mach 15 Heat Pump:
- Replaces 48004-066 (R-410A predecessor)
If your existing Mach 15 Heat Pump carries the 48004-066 part number, this is the modern R-32 successor. Mounting footprint and ceiling assembly compatibility remain the same.
Built for Years on the Road
- All-copper tubing throughout the refrigerant circuit
- Gas-flux brazed joints — higher integrity than standard soldering, resists vibration fatigue and thermal cycling stress
⭐ Universal 14" × 14" Roof Opening Fitment
Fits any 14" × 14" RV roof opening — the industry-standard AC roof opening size. Easy replacement for most existing rooftop AC installations without cutting sheet metal.
Ducted OR Non-Ducted Installation
Versatile installation flexibility — works with both ducted AND non-ducted systems. Suits varied RV configurations and preferences.
⚠️ Ceiling Assembly Required — Sold Separately
The 38004-064 is the upper (rooftop) unit only. A complete installation requires a compatible ceiling assembly (ducted or non-ducted, sold separately) based on your configuration.
Related Coleman Mach Air Conditioners
Other Coleman Mach models in the catalog:
- Coleman Mach 3 Plus RV AC (38203-066) — 13.5K BTU Textured White — mid-range choice
- Coleman Signature Mach 3 (13.5K BTU) available in Polished White, Arctic White, Polished Black, and Textured Black finishes
- Coleman Mach 8 Plus (37024-079) — 15K BTU Heat Pump w/ condensate pump, ultra-low 8.3" profile
- Coleman Mach 10 (35024-0792) — 15K BTU Heat Pump w/ condensate pump, 11.8" low profile
Companion Ceiling Assembly
If you need a ceiling assembly for a ducted cool-only installation, see the Coleman Mach RV Ceiling Assembly 8430A633 — Cool-Only Lateral Ducted. Note: the 8430A633 is cool-only — for this Mach 15 heat pump installation, verify a compatible heat pump-capable ceiling assembly is used.
Size and Weight
- Height: 13.8"
- Width: 26.1"
- Length: 38.0"
- Weight: 85 lbs
Electrical Specifications
- Load Amps: 14.9A
Cross-Reference Part Numbers
- Current SKU: 38004-064
- UPC: 755790008421
- Legacy SKU (being phased out): 38004-066
- R-410A Predecessor: 48004-066
Arctic White Textured Finish
Updated 2026 arctic white textured shroud design.
⚠️ Professional Installation Required
Installation involves rooftop mounting, weather sealing, 115V AC electrical wiring, control network wiring, ceiling assembly integration, and thermostat integration. Installation should be performed by a qualified RV service technician.
2-Year Factory Warranty
Send in warranty card after installation to activate.
Genuine Coleman Mach OEM
Key Features
- Genuine Coleman Mach OEM Mach 15 rooftop AC with heat pump
- Current SKU: 38004-064 (2026 updated arctic white textured shroud)
- Legacy SKU: 38004-066 (being phased out — 38004-064 ships as replacement)
- R-410A predecessor: 48004-066
- UPC: 755790008421
- 15,000 BTU cooling capacity
- Integrated heat pump for year-round comfort
- 320 CFM airflow
- 1/3 HP fan motor
- R-32 next-generation refrigerant — 70% lower GWP vs R-410A
- All-copper tubing with gas-flux brazed joints
- Fits any 14" × 14" roof opening
- Ducted OR non-ducted installation
- Ceiling assembly required — sold separately
- Load Amps: 14.9A
- Updated 2026 arctic white textured shroud design
- Black color sibling: Coleman Mach 15 38004-067
- Dimensions: 13.8"H × 26.1"W × 38.0"L, 85 lbs
- Backed by 2-year factory warranty
Specifications
- Brand: Coleman Mach / Airxcel
- Series: Mach 15
- Current Part Number: 38004-064
- UPC: 755790008421
- Legacy Part Number: 38004-066 (being phased out)
- R-410A Predecessor: 48004-066
- Type: RV Rooftop Air Conditioner with Heat Pump
- Cooling Capacity: 15,000 BTU
- Airflow: 320 CFM
- Fan Motor: 1/3 HP
- Heat Pump: Yes (integrated electric heating)
- Refrigerant: R-32 (Low-GWP, A2L class)
- Tubing: All-copper with gas-flux brazed joints
- Load Amps: 14.9A
- Configuration: Ducted OR Non-Ducted
- Roof Opening Requirement: 14" × 14"
- Height: 13.8"
- Width: 26.1"
- Length: 38.0"
- Weight: 85 lbs
- Color/Finish: Arctic white textured (updated 2026 shroud design)
- Black Color Sibling: Coleman Mach 15 38004-067
- Ceiling Assembly: Required, sold separately
- Warranty: 2-year factory warranty (send in warranty card after installation)
