The Goodman 1.5 Ton 13.8 SEER2 80% AFUE 40,000 BTU Downflow/Horizontal Gas Electric Air Conditioner Split System Single Stage Low NOx (GLXS3BN1810 / CAPFA2422A3 / GD9S800403AX) is a complete residential heating and cooling solution designed to provide dependable year-round comfort. This matched split system combines a 1.5-ton R-32 air conditioner condenser, cased evaporator coil, and low NOx gas furnace to deliver efficient cooling and reliable heating performance.

The system includes the Goodman GLXS3BN1810 single-stage air conditioner condenser, providing 18,000 BTU (1.5-ton) cooling capacity with a 13.8 SEER2 efficiency rating. The matched GD9S800403AX low NOx gas furnace provides 40,000 BTU heating input with 80% AFUE efficiency, making it suitable for residential applications requiring reliable heating with reduced nitrogen oxide emissions.

The included CAPFA2422A3 cased evaporator coil is designed to work with the matched condenser and furnace combination for efficient heat transfer and dependable system operation. The system supports downflow and horizontal installation configurations, offering flexibility for different residential HVAC layouts.

Built with modern R-32 refrigerant technology and a California Low NOx compliant furnace design, the Goodman GLXS3BN1810 / CAPFA2422A3 / GD9S800403AX system is an ideal choice for homeowners and HVAC professionals looking for an efficient, reliable, and cost-effective heating and cooling solution.

Key Features

• Complete Heating & Cooling System – Includes air conditioner condenser, evaporator coil, and gas furnace for year-round comfort
• 1.5 Ton Cooling Capacity – Provides 18,000 BTU cooling performance for smaller residential applications
• 13.8 SEER2 Efficiency Rating – Helps provide efficient cooling operation
• 40,000 BTU Gas Furnace – Delivers reliable heating performance
• 80% AFUE Furnace Efficiency – Provides effective fuel utilization for residential heating
• Low NOx Furnace Design – Helps reduce nitrogen oxide emissions and meets applicable low emission requirements
• Single-Stage Operation – Provides simple and dependable system control
• R-32 Refrigerant Compatible – Uses modern refrigerant technology for cooling applications
• Downflow / Horizontal Installation Capability – Supports flexible installation configurations
• Cased Evaporator Coil Included – Designed for matched system performance
• Multi-Speed ECM Blower Motor – Provides efficient airflow control and improved electrical efficiency
• Residential HVAC Application – Suitable for replacement and new installation projects

System Components Included

Goodman GLXS3BN1810 Air Conditioner Condenser

• Capacity: 1.5 Ton / 18,000 BTU
• Efficiency: 13.8 SEER2
• Operation: Single Stage
• Refrigerant: R-32
• Compressor Type: Single Stage
• Application: Split Air Conditioning System

Goodman CAPFA2422A3 Evaporator Coil

• Type: Cased Evaporator Coil
• Configuration: Downflow / Horizontal Compatible
• Application: Matched Indoor Coil

Goodman GD9S800403AX Low NOx Gas Furnace

• Heating Input: 40,000 BTU
• Efficiency: 80% AFUE
• Operation: Single Stage
• Blower Motor: Multi-Speed ECM
• Installation: Downflow / Horizontal
• Fuel Type: Natural Gas (Convertible to LP with proper conversion kit)
• Low NOx Design: California Low NOx compliant in applicable areas

Compatibility / Installation Notes

The Goodman GLXS3BN1810 CAPFA2422A3 GD9S800403AX System is designed for:

• Residential Cooling Applications
• Residential Gas Heating Applications
• Split HVAC System Installations
• Downflow Furnace Configurations
• Horizontal HVAC Installations
• Low NOx Installation Requirements

Specifications:

• Brand: Goodman
• Model Combination: GLXS3BN1810 / CAPFA2422A3 / GD9S800403AX
• System Type: Gas Electric Split System
• Cooling Capacity: 1.5 Ton (18,000 BTU)
• Heating Input: 40,000 BTU
• Heating Output: Approximately 32,000 BTU at 80% AFUE
• Cooling Efficiency: 13.8 SEER2
• Heating Efficiency: 80% AFUE
• Refrigerant: R-32
• Compressor: Single Stage
• Installation Positions: Downflow / Horizontal
• Blower Motor: Multi-Speed ECM
• Voltage: 208/230V, 1 Phase
• Application: Residential HVAC System

Installation Notes:

• Verify compatibility with existing ductwork, electrical requirements, and gas connections before installation.
• Confirm refrigerant and system matching requirements.
• Low NOx regulations vary by location; verify local requirements before purchase.
• Gas furnace installation must follow local safety and building codes.
• Installation should be completed by a qualified HVAC professional.

Frequently Asked Questions

What is included in this Goodman HVAC system?
This package includes the GLXS3BN1810 air conditioner condenser, CAPFA2422A3 evaporator coil, and GD9S800403AX low NOx gas furnace.

What is the cooling capacity of this system?
The system provides 1.5 tons (18,000 BTU) of cooling capacity.

What is the furnace heating capacity?
The included furnace provides 40,000 BTU input with 80% AFUE efficiency, producing approximately 32,000 BTU heating output.

What refrigerant does this system use?
The air conditioning system uses R-32 refrigerant.

What makes the GD9S800403AX different from the GD9S800403AN?
The GD9S800403AX model is a Low NOx furnace version, designed to meet stricter emission requirements in applicable regions.

Can this system be installed horizontally?
Yes. The system supports downflow and horizontal installation configurations.

Is this a complete HVAC system?
Yes. It includes the major indoor and outdoor components required for a complete split heating and cooling setup.