
Sign In to View Pricing & Availability
- A 96% AFUE, 70,000 BTU/h two-stage condensing gas furnace featuring a variable-speed ECM blower. It supports 4-way multi-position installation (upflow, downflow, and horizontal) within a compact 17.5-inch wide cabinet, offering high-efficiency heating and cooling airflow up to 3.5 tons.
- Upflow, downflow, horizontal left, or horizontal right
- Direct vent and non-direct vent options; concentric venting approved
- Natural gas standard (propane conversion kit optional)
- Built-in digital diagnostics with fault code history
- Modular blower and heat exchanger layout
- AFUE Rating96%Input Capacity70,000 BTU/hrNominal Cooling Capacity1.5 to 3.5 tonNumber of Stages2Output Capacity67,000 BTU/hrType4-Way MultipoiseConnection Size1/2 in NPTDimensions17-1/2 in W x 34 in H x 29-1/2 in DFuel TypeNatural GasIgnition TypeHot Surface IgniterManufacturerNAVIEN INCManufacturer #NDF600-070M2V3BMaterialSteelMotor HP.5 HPMotor TypeVariable Speed ECMSeriesNDF-600Temperature Rating35 to 70 deg FVoltage Rating120 VWire Size14 AWG