What Are the 4 Types of Air Conditioners?

From the various HVAC manufacturers to different sizes of units and even types of air conditioners, you have lots of choices when it comes to finding the best cooling solution for your home or business. That’s why understanding their impact on comfort, energy efficiency, and cost is key.
Whether you're looking for a budget-friendly window unit, an efficient split-system, or a whole-home central AC setup, selecting the right type of system can make a big difference in meeting your goals. At Surplus City, we offer a wide range of affordable AC systems to fit any budget, helping you save on both initial costs and long-term energy expenses.
What Are the Four Types of AC Systems?
When selecting a cooling system, the first thing is to understand the four main types of air conditioners: split-system, ductless mini-split, window, and portable units. Each air conditioner type offers unique benefits depending on your space and needs.
Split-system air conditioners are the most common choice for whole-home cooling. They consist of an outdoor condenser and an indoor unit that work together to regulate temperature. Ductless mini-split systems function similarly but don’t require ductwork, making them ideal for home additions, older buildings, or rooms without central air conditioning.
On the other side of things, window ACs are a compact and budget-friendly option. These are designed to fit within a window frame and cool a single room efficiently. For even more flexibility, portable air conditioners offer a movable cooling solution, requiring only a power outlet and a venting system, making them great for renters or multi-use spaces. You have options when it comes to cooling your space!
What Are the Three Main Types of Residential AC Systems?
Choosing the right residential AC system depends on factors like home size, installation requirements, and budget. The three primary home air conditioning types are split-system, central air, and portable or window units. Each offers unique benefits for efficiency, depending on your space.
Split-system air conditioners are a common choice, using both an indoor and outdoor unit to cool specific areas efficiently. Central AC, on the other hand, circulates cool air through ductwork. They provide whole-home comfort but require a more involved installation.
For smaller spaces or single-room cooling, window AC units are an affordable and effective solution. As a bonus option, you can also use a portable AC unit. These offer similar cooling power with added flexibility, making them ideal for renters or temporary setups. Understanding these residential AC systems helps homeowners make informed decisions about the best home air conditioning type for their needs.
What Is the Best Type of Air Conditioner to Use?
Selecting the best air conditioner depends on several factors, including energy efficiency, room size, and budget. For whole-home cooling, central AC or a split-system unit offers powerful performance but requires a higher upfront investment. Ductless mini-splits provide targeted cooling without the need for ductwork, making them a flexible and efficient choice. Window and portable AC units work well for single rooms, with window units generally being more energy-efficient.
For all of these options, energy efficiency is a key factor. When you’re shopping, it’s important to look for higher SEER-rated systems because these reduce long-term costs. Additionally, room size plays a crucial role—a unit that is too small won’t cool effectively, while an oversized unit may waste energy. There are a lot of things to consider, but the main point is that the best type of air conditioner really comes down to what type of space you’re looking to cool!
What Is the Cheapest Form of Air Conditioning?
Finding the cheapest air conditioning option requires considering both upfront costs and long-term energy expenses. While some units have a lower purchase price, their running costs can make them less economical over time.
Window ACs are one of the most affordable AC systems for single rooms, offering a low initial cost and decent energy efficiency. Portable AC units provide flexibility at a similar price point but may use more electricity. For whole-home cooling, central AC comes with high installation costs but can be cost-effective if paired with a high-efficiency system.
When comparing average costs for a new air conditioning system, it’s important to factor in energy efficiency. Units with a higher SEER rating may cost more upfront but save money in the long run. For those on a tight budget, window units and energy-efficient fans often provide the most affordable AC system for small spaces. Just remember to weigh both your initial investment and the operating expenses. That way, you can find the cheapest air conditioning solution that meets your expectations without sacrificing comfort.
Find Budget-Friendly AC Systems at Surplus City!
No matter what your cooling needs are, Surplus City has the best air conditioner options at unbeatable prices. From high-efficiency central AC units to affordable mini-split air conditioning solutions for small spaces, we provide surplus and discounted HVAC equipment to help you stay cool without overspending. Browse our inventory today and get the affordable AC system that’s right for you!