Ameristar A5AHC007A1D30A 3.5–5 Ton Air Handler – R-454B Multi-Position ECM Unit

The Ameristar A5AHC007A1D30A Convertible Air Handler, manufactured within the American Standard / Trane Technologies HVAC platform, is a residential indoor air handling unit designed for reliable airflow, installation flexibility, and efficient system performance.

This model is part of the Ameristar value line, engineered to deliver dependable HVAC operation at an economical price point while maintaining core engineering standards from the Trane family of products.

The unit supports 3.5 to 5 ton system configurations (42,000–60,000 BTU range) and is compatible with modern R-454B refrigerant systems, making it suitable for new-generation HVAC installations.

Its multi-position design allows installation in:

• Upflow
• Downflow
• Horizontal left or right

This flexibility makes it ideal for closets, attics, basements, and mechanical spaces.

The system uses a constant torque ECM blower motor, which provides:

• Stable airflow delivery
• Lower energy consumption
• Improved humidity control
• Quieter operation

A factory-installed TXV (Thermal Expansion Valve) improves refrigerant metering accuracy, system efficiency, and cooling stability under varying load conditions.

The all-aluminum evaporator coil increases corrosion resistance and enhances long-term durability, while the heavy-duty cabinet ensures structural reliability in residential HVAC environments.

Overall, this Ameristar air handler is designed for contractors and homeowners seeking a cost-effective, Trane-engineered indoor HVAC solution.

Key Features

• 3.5–5 ton residential HVAC air handler
• R-454B refrigerant compatible
• Multi-position installation (upflow / downflow / horizontal)
• ECM constant torque blower motor
• Factory-installed TXV valve
• All-aluminum evaporator coil
• Durable galvanized steel cabinet
• Designed under American Standard / Trane Technologies
• Quiet and energy-efficient operation