10 Best Central Air Conditioners 2025 in the United States

The Goodman 14 SEER R410A Air Conditioner Split System offers solid performance for those needing to cool a medium-sized home or space up to 2100 square feet. With a cooling capacity of 36,000 BTUs (3 tons), it delivers efficient cooling. The SEER rating of 14 indicates moderate energy efficiency, which should help manage electricity bills without being the most efficient on the market. Operating at a noise level of 56 dB, it is relatively quiet, suitable for residential use without causing significant disturbances.

The unit uses R410A refrigerant, which is more environmentally friendly compared to older refrigerants. The installation type is a split system, which typically means it’s more suitable for professional installation.

Given its features and specifications, this air conditioner is a good fit for homeowners looking for a balance between performance and cost-efficiency. If maximum energy savings or specific compressor types are priorities, you might want to explore other options.

The MrCool VersaPro 2.5 Ton central air conditioner is a solid choice for cooling medium-sized homes or spaces. Its 2.5-ton capacity (around 30,000 BTUs) provides enough power to keep rooms comfortably cool without being oversized. The system features a high energy efficiency rating of 17 SEER2, which means it uses electricity more effectively than many older or less efficient units, helping to reduce utility bills. It also uses the newer R454B refrigerant, which is better for the environment and offers improved cooling performance with lower pressure operation.

One of the highlights is the DC inverter technology, which allows the compressor to adjust its speed rather than constantly turning on and off. This leads to more consistent temperature control, quieter operation, and further energy savings. Speaking of noise, the unit operates at a moderate 43 decibels, roughly equivalent to a quiet home, so it shouldn’t be disruptive. The unit includes a filter light reminder, making maintenance easier by alerting you when the air filter needs cleaning or replacement. It also supports smart thermostat compatibility and self-diagnostic features, which simplify monitoring and maintaining the system’s health.

The BEE Star Rating is listed as 1 Star, which might indicate less efficiency under some regional standards, but the high SEER rating typically provides strong overall performance. The product’s weight and size are typical for this class, but installation will require professional assistance despite some DIY aspects like the pre-charged line set. The MrCool VersaPro offers a good balance of efficient cooling power, modern energy-saving technology, and eco-friendly refrigerant, making it a practical option for those who want a reliable, quieter, and energy-conscious central air conditioning system.

The Senville 4 Ton Central Air Conditioner Heat Pump Split System is designed to cool and heat large spaces efficiently, making it a strong option for homes or commercial areas up to around 2,000 square feet. With a 48,000 BTU cooling capacity, it provides powerful temperature control that can handle demanding conditions. Thanks to its inverter technology and variable speed compressor, this unit adjusts its power use to be more energy-efficient, which can lower electricity bills compared to older systems. It also supports heating in very cold weather down to -22°F, which adds versatility beyond just cooling.

Noise levels are kept quite low at 43.5 dB, so the system should operate quietly enough to avoid disturbance in living or working spaces. The use of the R-454B refrigerant is notable as it’s more environmentally friendly than some older alternatives. A strong point is the warranty: 10 years on the compressor and 5 years on parts provide solid peace of mind. On the downside, the unit is quite large and heavy, which may make installation more complex and potentially costly. Annual energy consumption is somewhat high, so while efficient for its size, it may still impact your power usage noticeably depending on how often it runs.

The system comes as a mini-split setup, which is somewhat different from traditional central air conditioners, so it may require professional installation and might not integrate easily with existing ductwork. This Senville model represents a robust, energy-conscious choice for those needing a reliable heating and cooling solution for substantial indoor spaces, but be prepared for installation considerations and a moderately high electricity use typical of a unit this powerful.