If you're shopping for a new air conditioner or mini split system, you've probably seen the term SEER Rating mentioned. But what does it actually mean? The SEER Rating, or Seasonal Energy Efficiency Ratio (SEER), is a critical metric that measures the efficiency and energy consumption of an air conditioning system. It's commonly listed on central air conditioners, air-source heat pumps, and ductless mini split systems.
What is a Good SEER Rating?
The higher the SEER rating, the more energy-efficient the system. As of January 2015, federal regulations require that all new mini split air conditioners meet a minimum rating of 15 SEER. However, Energy Star® certified systems typically range between 20 and 25 SEER. Some premium models can even reach up to 35 SEER, though their higher upfront cost can sometimes offset the long-term energy savings.
At Senville, we generally recommend choosing an Energy Star® certified system with a minimum rating of 19 SEER. Investing in a more efficient unit helps reduce your energy costs and can often pay for itself in savings within the first few years.
SEER Ratings at a Glance
Use this quick reference table to better understand how SEER ratings impact efficiency, costs, and environmental benefits:
| SEER Rating | Efficiency Level | Typical Use Case | Notes |
|---|---|---|---|
| 15–18 SEER | Standard Efficiency | Entry-level units, basic cooling needs | Meets minimum federal standards |
| 19–21 SEER | High Efficiency | Most Energy Star® certified models | Recommended for lower energy bills and quicker ROI |
| 22–25 SEER | Premium Efficiency | Eco-conscious homeowners, extreme climates | Higher upfront cost, greater lifetime savings |
| 26–35 SEER | Ultra High Efficiency | Top-tier mini splits, green building projects | Best for maximizing efficiency; long payback period |
Benefits of Choosing a Higher SEER System
Beyond just saving on utility bills, a higher SEER rating also helps to lower your home's overall carbon dioxide (CO₂) emissions. Choosing a more efficient system reduces your environmental footprint and supports a greener, more sustainable future.
Learn More About Air Conditioners and Mini Splits
Want to learn more about choosing the right air conditioner or mini split system? Check out these helpful resources: