Understanding Your HVAC System's SEER Rating and Energy Efficiency
When it comes time to purchase a new air conditioner or heat pump, you’ll encounter a three- or four-digit number known as the SEER rating. This number isn't just confusing jargon; it’s one of the most important factors determining your cooling costs and how effectively your unit performs, especially during the hot summers here in San Angelo.
At Superior Services, we want to help you understand what this rating means so you can make an informed decision that saves you money and keeps your home comfortable.
What Exactly Is a SEER Rating?
SEER stands for Seasonal Energy Efficiency Ratio. Simply put, it measures the cooling output of your air conditioner or heat pump over a typical cooling season divided by the energy (electricity) it consumes in Watt-hours over that same period.
Think of it like gas mileage for your car: the higher the miles-per-gallon (or the higher the SEER rating), the more efficient the system is at using energy.
A higher SEER rating means the unit can deliver the same amount of cooling while using less electricity, resulting in lower monthly utility bills for you.
The Evolution of SEER: What's Required Now?
The minimum SEER rating required for new air conditioning units is regulated by the U.S. Department of Energy (DOE). These minimum standards have increased over the years to promote better energy efficiency.
Prior to 2023, the minimum standard was SEER 14 in our region. However, new DOE regulations that took effect in January 2023 established new standards:
For our southern region, the minimum efficiency rating for new split system central air conditioners is now SEER2 13.8 (which is roughly equivalent to the old SEER 14).
High-efficiency systems can have SEER ratings anywhere from 16 to 26.
Key Takeaway: When replacing an old unit (especially one rated at SEER 10 or 12), upgrading to a modern SEER 16 or higher system can drastically cut your energy consumption—sometimes by 30% or more.
Why Higher SEER Systems Cost More (But Save More)
You might notice that a higher SEER unit costs more upfront. This is because high-efficiency models often include advanced technologies like multi-stage or variable-speed compressors.
Single-Stage (Lower SEER): These units are either fully on or fully off. They run at 100% capacity until the desired temperature is reached, then shut down. This constant starting and stopping uses more energy.
Variable-Speed (Higher SEER): These units can modulate their speed to match the exact cooling demand of your home. They often run for longer periods at lower, quieter speeds, maintaining a more consistent temperature while using minimal electricity. This precise control is the key to achieving those high SEER ratings.
By running more consistently and efficiently, a high-SEER system provides better humidity control and superior comfort in your home, in addition to the lower bills.
Making the Right Choice for Your San Angelo Home
While a SEER 20 system sounds great, the sweet spot for efficiency versus cost depends on a few factors:
Your Current System: If you have an old SEER 10 unit, moving to a SEER 16 is a huge jump in savings.
Your Climate: Since we have long, hot summers, investing in higher efficiency often pays for itself faster through energy savings.
Your Budget: We help homeowners balance the initial cost of a high-efficiency unit against the long-term energy savings.
Understanding your SEER rating is the first step toward a more energy-efficient home. Don't waste money on cooling bills!
If you are considering an upgrade or simply want to know how much you could save with a higher SEER system, let the experts at Superior Services guide you. Contact us today to schedule an HVAC evaluation and start saving money.
