Goodman 80% AFUE 40k BTU Single Stage Downflow Furnace GD9S800403AN - Replacement for GC9S800403AN DFKE-02 is usable in all models

is usable in all models of the Goodman AMST line of air handlers so long as the last two characters are "BA"

This system comes with the Goodman GLXS4BA6010 Air Conditioner and the AMST60DU1300 air handler

The Goodman GPHH5 series of all-in-one packaged units sit entirely outdoors and connect to your existing ductwork using a horizontal discharge

This system comes with the Goodman GLXS4MA3010 Air Conditioner and the CAPTA3026C3 coil

This system comes with the Goodman GLXS4MA2410 Air Conditioner and the CAPTA2422B3 coil

Goodman 80% AFUE 40k BTU Single Stage Downflow Furnace GD9S800403AN - Replacement for GC9S800403AN DFKE-02 is usable in all modelsThis is the Goodman GD9S800403AN, a downflow horizontal, single stage, 80% AFUE, 40k BTU 9 speed furnace. Orientation: This unit is designed to be used in a downflow or horizontal configuration. These are generally installed in an attic, crawl space, or in a closet on the top floor. Efficiency: With an 80% average fuel utilization efficiency (AFUE), 80 cents of every dollar you spend on fuel will be converted into heat for your home. This is the base