What is the Average Cost to Replace a Furnace and Ac in Wisconsin?

When you are looking for a standard combined system, the average installed cost for a Gas Furnace + Central AC typically ranges from $8,000 to $14,000.

The final price for your home depends on several factors, including the square footage of your property, the efficiency ratings you select (such as AFUE for furnaces and SEER2 for air conditioning), and whether your existing ductwork requires repairs or sealing.

We offer several options to help manage these costs:

• Bundled Savings: If both your furnace and AC are aging, replacing them at the same time can reduce the overall furnace and AC replacement cost in Wisconsin through shared labor and system compatibility.
• Focus on Energy HVAC Rebates: High-efficiency units often qualify for local rebates, which can significantly lower your out-of-pocket expenses. We will help you navigate these applications to maximize your savings.
• Flexible Financing: We provide various payment solutions, including no-credit-check financing options, to ensure you can maintain a comfortable home.

Because every home is unique, a precise quote requires a professional evaluation. We provide honest recommendations and upfront pricing based on a real in-home assessment. Whether you are in Sun Prairie, Madison, or the surrounding communities, we are here to ensure you have Reliable Comfort every season.

Financing terms, offers, and rebates may vary. © AMAX Heating and Cooling. All Rights Reserved.

• HVAC Replacement Cost Wisconsin: 2026 Comparing Guide