The cost of AC installation in Marana, AZ, typically ranges from $3,000 to $7,000. However, several factors can influence the final cost, including: Size and Capacity: The size and capacity of the AC unit needed to adequately cool your home will affect the overall cost. Larger homes or those with multiple stories may require larger, more powerful units, which can increase the cost of installation. Efficiency Rating: Higher efficiency units, such as those with a higher Seasonal Energy Efficiency Ratio (SEER) rating, may come with a higher upfront cost but can lead to long-term savings on energy bills. Ductwork: If your home’s ductwork needs repairs, modifications, or upgrades to accommodate the new AC system, this can add to the overall cost of installation. Installation Complexity: Factors such as accessibility, site preparation, and any additional work required for installation can impact the overall cost. For example, installing a new AC unit in a tight or confined space may require additional labor and materials. Additional Features: Optional features such as programmable thermostats, zoning systems, or air purification systems can increase the cost of installation but may provide added comfort and convenience.