Description
The Ameristar by American Standard 40,000 BTU 80% AFUE Gas Furnace Downflow/Horizontal Single Stage up to 3 Ton 14" W with R-454B Refrigerant (A801X040AM3SCA) is a dependable residential heating solution designed to provide consistent warmth, reliable operation, and flexible installation options. Featuring an 80% AFUE efficiency rating, this single-stage gas furnace delivers effective heating performance for residential applications while supporting modern HVAC system configurations.
Designed for downflow and horizontal installations, the A801X040AM3SCA features a compact 14-inch wide cabinet and is compatible with systems up to 3 tons. When paired with a compatible air conditioner or heat pump, this furnace provides an efficient and reliable heating component for complete residential comfort systems.
Key Features
- 40,000 BTU Heating Capacity – Provides reliable heating performance for residential applications
- 80% AFUE Efficiency – Converts approximately 80% of fuel energy into usable heat
- Single-Stage Gas Furnace – Delivers consistent and dependable heating output
- Downflow/Horizontal Installation – Supports flexible installation configurations
- 14" Wide Cabinet Design – Compact cabinet size for easier installation
- R-454B Refrigerant Compatibility – Designed for use with modern HVAC system configurations
- Up to 3 Ton System Compatibility – Suitable for matched residential cooling and heating systems
Product Specifications
- Brand: Ameristar by American Standard
- Model: A801X040AM3SCA
- Product Type: Gas Furnace
- Heating Input Capacity: 40,000 BTU
- Efficiency Rating: 80% AFUE
- Furnace Type: Single Stage Gas Furnace
- Installation Position: Downflow / Horizontal
- Cabinet Width: 14 Inch
- System Compatibility: Up to 3 Ton HVAC Systems
- Refrigerant Compatibility: R-454B Systems
- Application: Residential Heating Systems
Benefits
- Provides reliable heating performance for residential comfort
- Helps maintain consistent indoor temperatures during colder conditions
- Offers flexible installation options with downflow and horizontal configurations
- Compact design supports easier integration into residential spaces
- Designed for dependable long-term furnace operation
- Compatible with modern R-454B HVAC system combinations
- Provides an efficient heating solution for replacement and new installations
Compatibility & Installation
The Ameristar A801X040AM3SCA gas furnace is designed for residential heating applications and can be paired with compatible air conditioners, heat pumps, and indoor coils to create a complete HVAC system.
Installation considerations:
- Verify heating capacity meets the home's requirements
- Confirm compatibility with the selected cooling or heat pump system
- Verify gas supply, electrical requirements, and venting specifications
- Ensure proper airflow and ductwork configuration
- Follow manufacturer installation instructions and local building codes
- Installation should be completed by a qualified HVAC professional
Frequently Asked Questions
What is the heating capacity of the Ameristar A801X040AM3SCA?
This furnace provides 40,000 BTU heating input capacity.
What does 80% AFUE mean?
An 80% AFUE rating means the furnace converts approximately 80% of fuel energy into usable heat.
What installation positions does this furnace support?
This model supports downflow and horizontal installation configurations.
What cabinet size does this furnace have?
This model features a 14-inch wide cabinet.
Can this furnace be combined with an air conditioner or heat pump?
Yes. It can be paired with compatible HVAC components to create a complete heating and cooling system.
