Gas Furnace Legacy 92% AFUE 40000 BTU Single-Stage Multi-position 14.2-Inch-Wide Cabinet

The Gas Furnace Legacy 92% AFUE 40,000 BTU Single-Stage Multi-Position (912SE36040M14) delivers efficient, quiet operation with a 92% AFUE rating and a normalized 40,000 BTU input, engineered for reliable performance in compact residential installations. It features a single-stage gas valve and a constant-torque ECM blower motor that provides steady, energy-efficient airflow and quieter operation than traditional PSC motors. The 14.2-wide cabinet (approximately 35 high - 29 deep) supports upflow, downflow, or horizontal installation through a 4-way multipoise configuration, offering flexibility for a variety of mechanical spaces. Operating on 115 V single-phase power, this furnace includes a 1/2 NPT gas connection field-convertible for natural gas or propane and supports nominal airflow up to 800 CFM. Certified for a temperature rise range of 35-65 °F and a maximum external static pressure of 0.10 in. w.c., the 912SE36040M14.2 accommodates sealed-combustion, direct-vent, or single-pipe venting configurations. Built with an insulated cabinet for quiet operation, durable construction, and technician-friendly service access, this model provides HVAC professionals with a dependable, efficient heating solution ideal for smaller homes or space-limited installations.