This is the current standard for measuring seasonal efficiency. As of January 2025, new split-system units in the U.S. must meet a minimum SEER2 of 17.0 to be eligible for certain tax credits.
All components are contained in one outdoor cabinet, often used when indoor space is limited. Long-Term Considerations Central Air Conditioners Tax Credit | ENERGY STAR buy central air conditioner
Units with this label are roughly 15% more efficient than standard models. System Type: This is the current standard for measuring seasonal
Generally, you need approximately 1 ton of cooling for every 600 to 1,000 square feet. All components are contained in one outdoor cabinet,
Factors like ceiling height, local climate, insulation quality, and sun exposure can significantly alter your cooling needs. Efficiency Ratings:
Operates like an AC but can reverse the process to provide heat during winter.
The most common setup, featuring an outdoor condenser and an indoor evaporator coil.