Best Energy Efficient Central Air Conditioner (2023 Update)

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If you're looking for a way to keep your home cool without breaking the bank, an energy-efficient central air conditioner could be the solution you need. With so many options available, it can be daunting to determine which one is the best for your home.

Before making any purchasing decisions, readers should consider their home's size, insulation, and the climate they live in. It’s important to choose the correct size for the space being cooled, as an undersized unit can struggle to keep up while an oversized unit can cause excess humidity. Good insulation will help the AC unit work efficiently by keeping cool air in and hot air out. Additionally, if you live in a hot and humid area, a model with a higher SEER rating is recommended.

Are you tired of high energy bills during the summer months? Do you want to stay cool and comfortable while reducing your carbon footprint? Are you curious about the cost savings of an energy-efficient central air conditioner? These questions and more can be answered by investing in the best energy-efficient central air conditioner for your home. Keep reading to learn about the top-rated models and make an informed decision on your next air conditioning purchase.

10 Best Energy Efficient Central Air Conditioner

# Product Image Product Name Product Notes Check Price
1

The air conditioning unit is ideal for cooling large residential or commercial spaces efficiently and cost-effectively.

2

This air conditioner unit is ideal for cooling large spaces efficiently with its energy-efficient compressor and condenser fan motor.

3

The air conditioning unit is suitable for those in need of a moderately efficient and affordable cooling system.

4

This air conditioner unit with energy-efficient technology is ideal for cooling large spaces and reducing energy costs.

5

This product is ideal for cooling large residential or commercial spaces efficiently and effectively.

6

This product is ideal for home cooling and air circulation, providing energy-efficient performance and adjustable positioning options.

7

The product is ideal for cooling rooms up to 700 square feet with a digital thermostat and easy-to-use remote control.

8

This product is ideal for efficiently cooling large spaces with a single stage AC and multi-positional air handler.

9

This air conditioner unit is ideal for cooling large spaces efficiently with its high BTU/h capacity and energy-efficient features.

10

This air conditioner unit is ideal for providing efficient cooling to a large area with a 5-ton capacity.

The air conditioning unit is ideal for cooling large residential or commercial spaces efficiently and cost-effectively.

This air conditioner unit is ideal for cooling large spaces efficiently with its energy-efficient compressor and condenser fan motor.

The air conditioning unit is suitable for those in need of a moderately efficient and affordable cooling system.

This air conditioner unit with energy-efficient technology is ideal for cooling large spaces and reducing energy costs.

This product is ideal for cooling large residential or commercial spaces efficiently and effectively.

This product is ideal for home cooling and air circulation, providing energy-efficient performance and adjustable positioning options.

The product is ideal for cooling rooms up to 700 square feet with a digital thermostat and easy-to-use remote control.

This product is ideal for efficiently cooling large spaces with a single stage AC and multi-positional air handler.

This air conditioner unit is ideal for cooling large spaces efficiently with its high BTU/h capacity and energy-efficient features.

This air conditioner unit is ideal for providing efficient cooling to a large area with a 5-ton capacity.

1. Efficient Cooling: Goodman Ac With Thermostat

This bundle offers an efficient air conditioning solution for any home with the Goodman GSXN404210 air conditioner and thermostat. The GSXN404210 is designed to provide indoor comfort with a high level of energy efficiency, resulting in potential savings on monthly energy costs.

The unit features a single-speed permanent split capacitor (PSC) condenser fan motor that ensures consistent airflow for optimal system performance. Moreover, the GSXN404210 comes equipped with copper coil tubing and enhanced aluminum fins that increase the surface area for heat absorption, delivering outstanding energy-efficient heat transfer performance.

It is worth noting that the manufacturers are constantly working to improve the quality and efficiency of their products. As a result, customers may receive slightly different models than the ones advertised, as they are sent the most revised model available.

When it comes to selecting the right residential system size, various factors come into play, such as the square footage of the home, the quality of insulation, the number of doors and windows, and the climate zone for the location. By considering these factors, homeowners can determine the appropriate system size for their needs.

Customers can rest assured that their purchase is backed by a 10-year parts limited manufacturer’s warranty, provided that installation is completed by a qualified installer and the products are registered within 60 days of installation. This warranty offers peace of mind and ensures the longevity of the product.

2. Efficientcool 3t Air Conditioner With Thermostat

This bundle offers customers a Goodman GSXB403610 air conditioner and thermostat, perfect for those looking to create a comfortable indoor environment while saving on monthly energy costs. The GSXB403610 features an energy-efficient compressor designed for optimal indoor comfort. The unit also contains a single-speed permanent split capacitor (PSC) condenser fan motor, which ensures consistent airflow for optimum system performance.

To increase the unit's heat absorption capabilities, copper coil tubing with enhanced aluminum fins has been used in the design. This provides outstanding, energy-efficient heat transfer performance. It's important to note that manufacturers are consistently improving the quality and efficiency of their products. Therefore, customers may receive a slightly updated model when purchasing this bundle.

For those considering a new home improvement project, it's essential to determine the appropriate residential system size. This can be done based on the square footage of the home, the quality of insulation, the number of doors and windows, and the climate zone for the location.

Customers can rest assured that their purchase comes with a 10-year parts limited manufacturer's warranty, provided that a qualified installer completes the installation and the products are registered within 60 days of installation. Overall, this bundle is a reliable and energy-efficient option for those seeking to create a comfortable indoor environment.

3. Energy-Saving 2 Ton Air Conditioner Unit

This bundle offers a cost-effective solution for indoor comfort, including a Goodman GSXM402410 air conditioner and a thermostat. The GSXM402410 air conditioner features an energy-efficient compressor that efficiently delivers cool air, which may lead to lower monthly energy costs. The unit also comes equipped with a single-speed condenser fan motor that provides consistent airflow for optimal system performance.

The GSXM402410 air conditioner features copper coil tubing with enhanced aluminum fins, which increases the area for heat absorption, providing outstanding, energy-efficient heat transfer performance. This results in a comfortable indoor environment while keeping energy costs low.

Manufacturers are always working to improve product quality and efficiency. Therefore, customers receive the most updated model available, which may result in slight differences compared to previous models.

When considering a home improvement project, determining the appropriate size of the residential system is crucial. The size can be determined based on the square footage of the home, the quality of insulation, the number of doors and windows, and the climate zone for the location.

Customers can rest assured that their purchase is protected by a 10-year parts limited manufacturer’s warranty, provided that installation is completed by a qualified installer and the products are registered within 60 days of installation.

4. Goodman Energy-Saving Air Conditioner With Thermostat

This bundle consists of an energy-efficient Goodman GSXM403010 air conditioner and a thermostat, designed to provide optimal indoor comfort while potentially reducing monthly energy costs. The GSXM403010 comes equipped with a single-speed permanent split capacitor (PSC) condenser fan motor, which ensures consistent airflow and optimum system performance.

The unit features copper coil tubing with enhanced aluminum fins, which increases the area for heat absorption and provides outstanding energy-efficient heat transfer performance. This results in a more efficient cooling process, keeping your home comfortable without consuming excess energy.

Goodman is committed to improving the quality and efficiency of their products, and as such, they always send the most recent model to their customers. This may result in slight differences in models received, but rest assured that you will receive the latest and most efficient product available.

When it comes to choosing the right residential system for your home, several factors need to be considered, such as the square footage of your home, the quality of insulation, the number of doors and windows, and the climate zone for your location. By taking these factors into account, you can determine the appropriate system size that will provide optimal comfort and energy efficiency.

The Goodman GSXM403010 air conditioner and thermostat bundle comes with a 10-year parts limited manufacturer's warranty. However, to ensure the warranty is valid, installation must be completed by a qualified installer, and the products must be registered within 60 days of installation.

5. Goodman 4 Ton 16 Seer Air Conditioner R-410a Gsx160481

The Goodman 4 Ton 16 SEER Air Conditioner is a top-of-the-line product that provides reliable and efficient cooling for any space. This listing includes the air conditioner unit only, and accessories such as thermostats, linesets, outdoor sensors, and others are sold separately.

One of the best things about this air conditioner is its 16 SEER rating, which means it has a high energy efficiency ratio, resulting in lower energy bills and reduced environmental impact. With a 4-ton capacity, it is suitable for cooling large spaces effectively and quickly.

To ensure that customers get the best value for their money, the Goodman 4 Ton 16 SEER Air Conditioner comes with a 10-year parts limited warranty. This warranty applies if the air conditioner is installed by a qualified installer and registered online. This warranty provides customers with peace of mind, knowing that they are covered for any potential issues with their air conditioner.

6. Energy-Efficient Split System Air Conditioner With Handler

This bundle is a perfect addition to any home looking to improve its air conditioning system. It includes a 3.5 ton AC unit GSXN404210 and a multi-positional, multi-speed air handler AMST48CU1400. These two units work together to provide a systemwide SEER2 rating of 14.5, ensuring optimal efficiency and performance.

The GSXN404210 is designed for easy maintenance with service valves featuring sweat connections and easily accessible gauge ports. On the other hand, the AMST48CU1400 is equipped with an all-aluminum evaporator coil that facilitates optimal heat transfer.

It's worth noting that manufacturers are always working to improve the quality and efficiency of their products. As such, customers may receive slightly different models from what is displayed online. However, these changes are meant to enhance the product's performance.

If you're looking to determine the appropriate system size for your home, consider factors such as the square footage of your home, the quality of insulation, the number of doors and windows, and your location's climate zone.

One of the best things about this bundle is that it comes with a 10-year parts limited manufacturer's warranty. However, to benefit from this warranty, the products must be installed by a qualified installer, and they should be registered within 60 days of installation.

7. -Breezemate Ac: 15k Btu, Energy Star & Remote-Friendly

The hOmeLabs 15,000 BTU window AC is an excellent choice for anyone looking for a powerful indoor air conditioning unit that can cool a single bedroom or small living room of up to 700 square feet. This unit comes with multiple cooling functions including cool, dry, fan, ECO, and sleep mode.

Controlling the unit is easy and convenient thanks to its digital control panel and full-featured remote control. With just a few clicks, you can turn the power on and off, adjust the temperature, set a timer to automatically turn off the unit, or select different modes.

This indoor air conditioner is Energy Star Certified, meaning it boasts energy-saving features such as the 24-Hour Timer, Sleep Mode, and ECO mode. Additionally, it operates at a low noise level of 52-56 dB, ensuring that you can sleep soundly without any disturbance.

The hOmeLabs 15,000 BTU window AC also comes equipped with a reusable slide-out air filter that can be easily washed with warm water and dish soap. It is recommended that the filter is dried thoroughly before being reinstalled.

Measuring 23.6 x 25.4 x 17.9 inches and with a 5.5 ft power cord, this unit can be easily installed without significant modification to your existing window frame. It comes complete with mounting accessories that you'll need for installation, and it is designed to fit in a standard double-hung window with a window width between 28" and 41".

8. Efficient 3.5 Ton Split Ac System.

This bundled package is perfect for those who are in need of a high-quality air conditioning unit and air handler. The bundle includes a GSXN404210 3.5-ton AC unit and an AMST42CU1400 multi-positional, multi-speed air handler. These two products combined provide a systemwide SEER2 rating of 14.5, ensuring optimal cooling and heating performance.

The GSXN404210 AC unit comes equipped with a single-speed permanent split capacitor (PSC) condenser fan motor that provides consistent airflow, ensuring the system runs smoothly. Additionally, the unit is fully charged with refrigerant, enough for a 15-foot tubing length, making installation by a qualified contractor easy and hassle-free.

The AMST42CU1400 air handler features an internal factory-installed thermal expansion valve that is perfect for both cooling and heat pump applications. The all-aluminum evaporator coil is designed to provide efficient heat transfer and corrosion resistance, ensuring that the system remains durable and long-lasting.

9. Goodman Energy-Efficient Air Conditioner With Thermostat.

The Goodman GSXN403010 air conditioner bundle, inclusive of a thermostat, is the perfect addition to any home, providing exceptional indoor comfort and energy efficiency. The GSXN403010 boasts a highly efficient compressor, designed to deliver optimal indoor comfort while potentially saving on monthly energy costs. Its single-speed permanent split capacitor (PSC) condenser fan motor ensures consistent airflow, resulting in optimum system performance.

This air conditioner unit is equipped with copper coil tubing and enhanced aluminum fins, which significantly increase the area for heat absorption, providing outstanding energy-efficient heat transfer performance. The manufacturers continuously work towards enhancing the quality and efficiency of their products, and thus, the most recent model is sent to customers. This may result in slight differences in models received.

For those looking to undertake a home improvement project, determining the residential system sizing is critical. This can be determined based on the square footage of the home, quality of insulation, number of doors and windows, and the climate zone of your location.

The Goodman GSXN403010 bundle comes with a remarkable 10-year parts limited manufacturer's warranty, provided that the installation is completed by a qualified installer and the products are registered within 60 days of installation. This warranty ensures peace of mind, assuring customers of the durability and reliability of the product.

10. Goodman Energy-Efficient Ac With Thermostat, 5 Ton.

The air conditioning bundle comprises of a Goodman GSXN406010 air conditioner and a thermostat. The GSXN406010 is designed with an energy-efficient compressor that delivers indoor comfort and may lead to reduced monthly energy expenses. The unit is also equipped with a single-speed permanent split capacitor (PSC) condenser fan motor that provides consistent airflow for optimal system performance.

This air conditioning unit features copper coil tubing with enhanced aluminum fins that increase the area for heat absorption. This feature ensures that the unit delivers outstanding heat transfer performance, leading to energy efficiency.

As technology advances, manufacturers continually work to improve the quality and efficiency of their products. Therefore, the most recent model is sent to customers, which may result in slight differences in the models received.

If you're looking for a home improvement project, the GSXN406010's residential system sizing can be determined based on the square footage of your home, the quality of insulation, the number of doors and windows, and the climate zone of your location. This information will help you determine the unit's size that best fits your home and its needs.

Goodman provides a 10-year parts limited manufacturer's warranty on all their products, provided that installation is completed by a qualified installer and the products are registered within 60 days of installation. The warranty assures customers of the product's quality and the manufacturer's commitment to delivering high-quality products.

Best Energy Efficient Central Air Conditioner FAQs

Are there any tax incentives or rebates available for purchasing an energy efficient central air conditioner?

Yes, there are tax incentives and rebates available for purchasing an energy efficient central air conditioner. The federal government offers a tax credit of up to $300 for purchasing a qualifying central air conditioner that meets certain energy efficiency standards. Additionally, many state and local governments, as well as utility companies, offer their own rebates or incentive programs for purchasing energy efficient appliances, including central air conditioners. These programs can vary widely in terms of eligibility requirements, rebate amounts, and application processes, so it’s a good idea to check with your local utility company or state government to see what incentives may be available in your area. In general, purchasing an energy efficient central air conditioner can help you save money on your energy bills over time, while also reducing your carbon footprint and contributing to a more sustainable future.

Can I install an energy efficient central air conditioner myself or do I need a professional installer?

Installing an energy efficient central air conditioner requires a certain level of expertise and knowledge of HVAC systems. It is not recommended to install it yourself as it may result in incorrect installation, which can cause damage to the unit or lead to safety hazards. Moreover, incorrect installation can also reduce the efficiency and lifespan of the unit, which can ultimately lead to higher energy bills.

It is better to hire a professional installer who has the necessary knowledge, skills, and tools to install the unit correctly. A professional installer can also ensure that the unit is installed according to the manufacturer's specifications, and all safety measures are taken into consideration during installation.

Furthermore, professional installers can also provide valuable advice on the right size and type of unit that is suitable for your home and can offer maintenance services to ensure that the unit is functioning at its optimal efficiency. Ultimately, hiring a professional installer will save you time, money, and ensure that your energy-efficient central air conditioner is operating correctly.

How do I determine the SEER rating for a central air conditioner?

The SEER rating of an air conditioner is an important factor to consider when purchasing a new unit. SEER stands for Seasonal Energy Efficiency Ratio and it measures the efficiency of an air conditioning unit in cooling a space. To determine the SEER rating for a central air conditioner, you can check the manufacturer's specifications or look for the yellow Energy Guide label that is required to be displayed on all new air conditioners.

The SEER rating is typically listed as a number ranging from 13 to 26, with higher numbers indicating greater efficiency. The rating is calculated by dividing the cooling output of the unit over a typical cooling season by the total electric energy input during the same period. This provides an average measure of efficiency over the course of a year.

It is important to note that a higher SEER rating does not necessarily mean that the unit will be the best choice for your home. Other factors such as the size of the unit, the climate in your area, and your specific cooling needs should also be considered. It is recommended to consult with a professional HVAC technician to determine the best SEER rating for your home's cooling needs.

How long do energy efficient central air conditioners typically last?

Energy efficient central air conditioners are designed to last longer than traditional air conditioners. On average, these units have a lifespan of 15-20 years, depending on various factors like usage, maintenance, and environmental conditions. However, with proper care and regular maintenance, they can last even longer.

To ensure your energy-efficient central air conditioner lasts as long as possible, it's essential to have it professionally installed and serviced regularly. Routine maintenance, such as cleaning or replacing filters, checking refrigerant levels, and inspecting electrical connections, can prevent breakdowns and extend the life of the unit.

It's also important to note that the lifespan of an air conditioner can be affected by factors such as its size, brand, and usage. For instance, if the air conditioner is too small for the space it's cooling, it may have to work harder and wear out faster. In contrast, if the unit is oversized, it may cycle on and off too frequently, leading to premature wear and tear.

In summary, energy-efficient central air conditioners have a lifespan of 15-20 years, but with proper care, they can last even longer.

How much money can I save on my energy bills by using an energy efficient central air conditioner?

The amount of money you can save on your energy bills by using an energy efficient central air conditioner depends on several factors, including the size of your home, the efficiency of your current air conditioning system, and the climate in your area. On average, homeowners can save between 20% to 40% on their energy bills by upgrading to an energy efficient central air conditioner.

Energy efficient central air conditioning systems come with a higher initial cost than their less efficient counterparts, but they can save you money in the long run. They use less energy to operate, which means that your energy bills will be lower. Additionally, many energy efficient central air conditioning systems come with features like programmable thermostats, which allow you to control your home's temperature more precisely and reduce energy waste.

To determine how much money you could save on your energy bills by upgrading to an energy efficient central air conditioner, it's best to consult with a professional HVAC contractor. They can provide you with an estimate based on your specific needs and circumstances.

What are the benefits of choosing an energy efficient central air conditioner?

Choosing an energy efficient central air conditioner can provide numerous benefits for homeowners. Firstly, an energy efficient system can help reduce energy bills significantly, as it consumes less energy to cool the home. This is achieved through the use of features such as smart thermostats, variable-speed fans, and high-efficiency compressors.

Secondly, an energy efficient central air conditioner can also reduce the carbon footprint of a household, as it produces fewer greenhouse gas emissions. This can help contribute towards a cleaner and healthier environment.

Thirdly, an energy efficient system can also provide improved comfort levels within the home, as it can maintain a consistent and comfortable temperature, and reduce humidity levels.

Lastly, an energy efficient central air conditioner can also increase the value of a home, as it is seen as a desirable feature by potential buyers and can be a selling point when putting a property on the market.

Overall, choosing an energy efficient central air conditioner can provide a range of benefits for homeowners, including cost savings, environmental benefits, improved comfort levels, and increased property value.

What brands of central air conditioners are the most energy efficient?

There are several brands of central air conditioners that are known for their energy efficiency. Some of the top brands include Carrier, Lennox, Trane, and Rheem. These brands offer models that are designed to provide maximum cooling while using minimal energy.

Carrier is known for its Infinity Series, which boasts a SEER rating of up to 21. Lennox offers the XC25 model, which has a SEER rating of up to 26. Trane has the XV20i model, which has a SEER rating of up to 22. Rheem offers the Prestige Series, which has a SEER rating of up to 20.

It is important to note that the energy efficiency of a central air conditioner depends on several factors, including the size of the unit, the location of the home, and the climate. It is recommended to consult with a licensed HVAC professional to determine the best brand and model for your specific needs.

What features should I look for in an energy efficient central air conditioner?

When looking for an energy-efficient central air conditioner, there are several features you should consider. Firstly, look for a unit with a high Seasonal Energy Efficiency Ratio (SEER) rating, which measures the cooling output of the unit per unit of energy consumed. A higher SEER rating indicates better energy efficiency. The minimum SEER rating for new central air conditioners is 14, but units with ratings of 18 or higher are considered highly efficient.

Secondly, consider purchasing a unit with a two-stage compressor. These compressors can adjust their cooling output based on the temperature needs of your home, leading to better energy efficiency and more consistent cooling.

Thirdly, look for a unit with a variable-speed air handler. This feature allows the unit to adjust its cooling output based on the needs of your home, rather than simply turning on and off at full capacity. This leads to better energy efficiency and more consistent cooling.

Lastly, consider purchasing a unit with a programmable thermostat, which allows you to set the temperature in your home based on your schedule and preferences, leading to further energy savings.

What is the highest SEER rating available for central air conditioners?

The highest SEER rating available for central air conditioners is currently 26 SEER. SEER stands for Seasonal Energy Efficiency Ratio, which is a measure of an air conditioner's efficiency. The higher the SEER rating, the more efficient the air conditioner is at converting electricity into cooling power. A 26 SEER air conditioner is considered to be a high-efficiency unit and can provide significant energy savings compared to lower SEER units. However, it's important to note that higher SEER units can come with a higher upfront cost. It's essential to consider your budget and energy usage needs before investing in a high SEER air conditioner. Additionally, proper installation and maintenance are crucial for maximizing the efficiency and lifespan of any air conditioning unit.

What size central air conditioner do I need for my home?

The size of the central air conditioner you need for your home largely depends on the size of your home and the climate in which you live. Generally, air conditioner sizing is measured in British Thermal Units (BTUs) per hour. To determine the appropriate size for your home, you should consider factors such as the square footage of your home, the number of rooms, the height of your ceilings, the number of windows, the insulation of your home, and the local climate.

It is important to note that a system that is too small will struggle to effectively cool your home, whereas a system that is too large will cycle on and off frequently, wasting energy and money. To ensure that you choose the right size, it is recommended that you consult with a licensed HVAC professional who can perform a load calculation to determine the appropriate size for your home and recommend a unit that will meet your cooling needs efficiently.

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