Supply map

Gas furnace

US $4.5B Global $9B

Residential furnace that burns natural gas to heat air for forced-air ducts. US assembly is 60% of supply (40% imported).

Housing: Steel housingHeat exchanger: Heat exchangerGas burner: Gas burnerBlower: Induction motorControls: HVAC controlsPower cable: Power cable

Gas furnace High · Import 40% $1.1K · Q72 45 Steel housing Low · Import 18% $52 · Q78 38 Housing 1/2 − Steel Low · Import 20% $700 · Q55 38 + Heat exchanger Medium · Import 33% $120 · Q70 43 − Steel Low · Import 20% $700 · Q55 38 + Gas burner Medium · Import 38% $12 · Q70 37 − Steel Low · Import 20% $700 · Q55 38 + Copper High · Import 45% $9K · Q60 54 + Induction motor High · Import 75% $45 · Q75 55 Blower 1/3 − Electrical steel High · Import 78% $1.6K · Q70 76 + Copper High · Import 45% $9K · Q60 54 + Aluminum Medium · Import 60% $2.4K · Q70 56 + HVAC controls High · Import 75% $35 · Q68 60 − Printed circuit boa… High · Import 90% $40 · Q70 76 + Microcontroller Critical · Import 95% $4 · Q40 75 + LED indicator Low · Import 55% $1 · Q30 32 + Power cable Medium · Import 38% $4 · Q50 43 − Copper High · Import 45% $9K · Q60 54 + Polyethylene Low · Import 0% $1.1K · Q50 25 +
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