Gas Furnace R-Series 96% AFUE 40000 BTU Single-Stage Multi-position 14.2-Inch-Wide Cabinet

The Gas Furnace R-Series 96% AFUE 40000 BTU Single-Stage Multi-position (R96MSN0401410A) delivers exceptional energy efficiency and quiet performance in a compact 14.2-inch-wide cabinet designed for space-saving installations. With a 40,000 BTU input and 96% AFUE rating, this condensing furnace provides steady, reliable comfort for upflow or horizontal applications. A multi-speed ECM blower motor offers improved airflow control, quieter operation, and increased electrical efficiency, while the single-stage gas valve ensures consistent performance and simple maintenance. Operating on 115 V single-phase power and drawing about 6 A on a 15 A circuit, the furnace uses a 1/2" NPT gas fitting for natural gas or propane and supports PVC venting for sealed combustion. With a temperature rise range of 35 to 65 °F and durable heat exchangers including an aluminized steel primary and stainless steel secondary, this R-Series model provides efficient, technician-friendly installation, long-term reliability, and consistent heating performance ideal for small to mid-sized homes.