38203-066 Coleman-Mach Mach 3 Plus RV Rooftop A/C 13.5K BTU, (White)

38203-066 Coleman-Mach Mach 3 Plus RV Rooftop A/C 13.5K BTU, (White)

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🌀 Coleman-Mach 38203-066 – Mach 3 Plus RV Rooftop A/C (13.5K BTU, Textured White)

The Mach 3 Plus 38203-066 is a rugged, medium-profile rooftop air conditioner built for reliable cooling in demanding RV environments. With a 13,500 BTU output and 320 CFM airflow, it’s a trusted performer in Coleman-Mach’s Signature Series—designed to keep your rig cool, efficient, and road-ready.

🔧 Key Features:

  • Cooling Capacity: 13,500 BTU

  • Airflow: 320 CFM (cubic feet per minute)

  • Voltage: 120V AC

  • Profile: Medium height

  • Finish: Textured White

  • Dimensions: 13.8" H × 26.1" W × 38.0" L

  • Cut-Out Requirement: Standard 14" × 14" roof opening

  • Refrigerant: R-32 (EPA-compliant, low GWP)

  • Weight: ~79.5 lbs

💡 Technician Notes:

  • Compatible with ducted and non-ducted ceiling assemblies

  • Heat strip ready — add optional 37203-4551 for 5,600 BTU supplemental heat

  • Built with all-copper tubing and gas-flux brazed joints for long-term durability

  • Large evaporator and condenser coils with raised lance fins for superior heat dissipation

🔌 Control Compatibility:

  • Works with Coleman-Mach control boxes and thermostats

  • Firefly-compatible when paired with 9630A751 zone control box and 9330A3341 thermostat