3 Ton Gas Furnace, Single Stage, Upflow/Horizontal, 45,000 BTU

Armstrong Air 92G1UH045CE12 Gas Furnace – 3 Ton, 92% AFUE, Constant Torque

The Armstrong Air model 92G1UH045CE12 is a high-efficiency gas furnace designed to deliver consistent 3-ton capacity heating with a 92% AFUE rating. Built with a stainless steel primary heat exchanger and constant torque ECM motor, this unit offers dependable performance for residential applications requiring upflow or horizontal installation. Its compact 33-inch height allows for easier placement in space-constrained mechanical rooms or closets.

Key Features

• 92% AFUE: Efficient operation for reduced fuel consumption and lower seasonal heating costs
• Constant Torque ECM Blower Motor: Maintains consistent airflow and pressure across changing conditions
• Primary Heat Exchanger: Constructed from crimped stainless steel for durability and corrosion resistance
• Integrated Control Board: Provides self-diagnostics and blower delay functions for improved system performance
• Cabinet: Fully insulated steel cabinet minimizes operating noise and reduces heat loss
• Configuration: Supports both upflow and horizontal left/right applications

Specifications

• Model: 92G1UH045CE12
• Input Capacity: 45,000 BTU/hr
• Output Capacity: ~41,400 BTU/hr
• AFUE: 92%
• Blower Motor: Constant Torque ECM
• Voltage: 115V, 60Hz, 1 Phase
• Cabinet Width: 17.5 inches
• Cabinet Height: 33 inches

Installation Guidelines

This unit should be installed by a licensed HVAC contractor to ensure proper setup, gas line sizing, venting configuration, and code compliance. The 92G1UH045CE12 is designed for use with sealed combustion air and may be paired with compatible air conditioners or coils for split system applications.

Professional Considerations

Contractors will benefit from a compact footprint, front-facing service access, and field-configurable airflow direction. Integrated diagnostic codes assist with troubleshooting and system monitoring, streamlining service and commissioning procedures.