How To Tell If Your AC Is Energy Efficient?

When making an important and expensive purchase like an air conditioner, one needs to consider several factors, especially related to its efficiency. But how do you determine that your AC is energy efficient? Keep on reading for important steps in your Lancaster HVAC companies decision-making process.

Checking for Energy Efficiency

You may be cranking up your air conditioner as the summer months approach to stay cool. But did you know that your AC could be using more energy than it needs to?

It means you may have to spend on AC repair in Lancaster, CA. Below are some ways to check your air conditioner’s energy efficiency.


The Seasonal Energy Efficiency Ratio (SEER). It measures how much cooling a unit can provide per unit of energy consumed.

Another way to tell if your AC is energy efficient is by looking for the ENERGY STAR label. ENERGY STAR is a government-backed program that helps consumers find products that are energy efficient.

The AFUE Rating

The AFUE rating is the most important factor when purchasing an air conditioner. The higher the AFUE rating, the more efficient the air conditioner. AFUE stands for annual fuel utilization efficiency. It measures how much of the air-conditioner’s fuel is converted into heat energy.

The AFUE rating is the government-mandated rating system for air conditioners. The rating is the percentage of fuel burned by the appliance that is turned into heat. The better the rating, the more efficient the AC.

ENERGY STAR Certification

If you are in the market for a new air conditioner, look for the ENERGY STAR certification. ENERGY STAR is a government-backed program that helps consumers save money and protect the environment by identifying energy-efficient products in the electronic segment.

When shopping for an air conditioner, compare the energy efficiency of different models. It will help you choose the right unit for your needs and budget. ENERGY STAR certified air conditioners are available in a wide range at Lancaster HVAC contractor so that you can find one perfect for your home.

Signs of Inefficiency

Your air conditioner should be able to circulate air evenly throughout your home to maintain optimal performance. If you notice any of the following signs, it may be time to upgrade to a more efficient model or go for an AC replacement in Lancaster, CA:

Uneven Cooling

If certain rooms in your home are hotter or cooler than others, it could indicate that your air conditioner is not circulating air evenly.

Rising Energy Bills

If your energy bills are gradually increasing year after year, it could be because your air conditioner is becoming less efficient over time.

Loud Noise

If your air conditioner is making loud, strange noises, it could be a sign that it is not operating efficiently.


Things like the ENERGY STAR label, the efficiency rating, and the Seasonal Energy Efficiency Ratio (SEER) are good indicators of your AC unit’s performance.

If you’re unsure how to find these ratings, you can contact our Brock Heating and Air expert for more information. With some guidance and a few changes, you can save money and help the environment by being energy efficient.