Gas Furnace Comfort 80% AFUE 70000 BTU Single-Stage Multi-position 14.2-Inch-Wide Cabinet

The Gas Furnace Comfort 80% AFUE 70000 BTU Single-Stage Multi-position (58SB0B070M14--12) delivers reliable heating with a 70,000 BTU input and 80% efficiency, built for up-flow, down-flow or horizontal installation. Its 14.2 cabinet width (approximately 14.2-3/16) allows for compact footprint installations while providing full service access. The model features a Multi-18-Speed Constant Torque (MCT) ECM blower motor for quiet, efficient airflow control. Electrical requirements are 115 V single-phase with a maximum unit current around 6 A and a unit ampacity of 8.3 A, with a recommended 15 A circuit. The 4-way multipoise design supports up to 13 venting configurations and includes a ½ NPT gas connection. Certified for a temperature-rise range of 30-60 °F and a heating external static pressure rating of 0.12 in w.c., this furnace is engineered for flexible application and straightforward installation and service.