Description
The Ameristar by American Standard 100,000 BTU 80% AFUE Gas Furnace Upflow/Horizontal Single Stage up to 5 Ton 21.5" W with R-454B Refrigerant (A801X100CM5SDA) is a high-capacity residential heating solution designed to deliver dependable warmth, efficient operation, and flexible installation options for larger homes. Featuring an 80% AFUE efficiency rating, this single-stage gas furnace provides reliable heating performance while supporting modern HVAC system configurations.
Designed for upflow and horizontal installations, the A801X100CM5SDA features a spacious 21.5-inch wide cabinet and supports HVAC systems up to 5 tons. This furnace is engineered to pair with compatible air conditioners, heat pumps, and evaporator coils to create a complete residential heating and cooling system while supporting advanced R-454B refrigerant HVAC configurations.
Key Features
- 100,000 BTU Heating Capacity – Provides powerful heating output for larger residential applications
- 80% AFUE Efficiency – Converts approximately 80% of fuel energy into usable heat
- Single-Stage Gas Furnace – Delivers reliable and consistent heating performance
- Upflow/Horizontal Installation – Supports flexible installation configurations
- 21.5" Wide Cabinet Design – Designed for larger residential HVAC installations
- R-454B Refrigerant Compatibility – Supports modern HVAC system combinations using next-generation refrigerant technology
- Up to 5 Ton System Compatibility – Suitable for larger heating and cooling system applications
Product Specifications
- Brand: Ameristar by American Standard
- Model: A801X100CM5SDA
- Product Type: Gas Furnace
- Heating Input Capacity: 100,000 BTU
- Efficiency Rating: 80% AFUE
- Furnace Type: Single Stage Gas Furnace
- Installation Position: Upflow / Horizontal
- Cabinet Width: 21.5 Inch
- System Compatibility: Up to 5 Ton HVAC Systems
- Refrigerant Compatibility: R-454B Systems
- Application: Residential Heating Systems
Benefits
- Provides powerful heating performance for larger homes
- Helps maintain comfortable indoor temperatures during cold weather
- Supports flexible installation with upflow and horizontal configurations
- Large cabinet design supports higher-capacity HVAC applications
- Designed for reliable long-term furnace operation
- Compatible with modern R-454B HVAC system configurations
- Provides an efficient heating solution for replacement and new installations
- Works with matched cooling components for complete HVAC solutions
Compatibility & Installation
The Ameristar A801X100CM5SDA gas furnace is designed for residential heating applications and can be paired with compatible air conditioners, heat pumps, and evaporator coils to create a complete HVAC system.
Installation considerations:
- Verify heating capacity matches the home's heating 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 A801X100CM5SDA?
This furnace provides 100,000 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 upflow and horizontal installation configurations.
What cabinet size does this furnace have?
This model features a 21.5-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.
