Best Ductless Air Conditioners 2021

We all know the importance of a good air conditioner, especially in the hot summer months. But what if you don’t have a window to install it in? That’s where ductless air conditioning systems come into play. In this blog post, we’ll be discussing our favorite models that will keep you cool and comfortable without having to deal with the hassle of installing a window AC.

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01. DELLA Ductless Inverter System

This model from Della is a great choice for those looking to stay cool without paying too much money. The pre-charged condenser and full installation kit make this product easily installable, so you can get comfy as soon as possible. With 12,000 BTU of cooling power and a 17 SEER efficiency rating, it’s also an extremely powerful unit.

If the unit is installed in a place where direct sunlight can fall on it, then you should consider getting this model as opposed to another one. It has special sensors that will automatically turn off the AC when there’s too much sun exposure so your home or office won’t get uncomfortable and stuffy during those hot summer days.

Another benefit of this model is that it’s extremely easy to install. You won’t need help from a professional, which will save you money in the long run while allowing you to set up your AC unit within minutes.

02. Cooper & Hunter Mini Split AC/Heating System

The Cooper & Hunter Mini Split AC is a high-performance ductless air conditioner designed for coastal areas. It has an energy rating of 16-25 SEER (Seasonal Energy Efficiency Ratio). The inverter technology provides quiet operation and precise cooling or heating needed to protect your home and family.

This model comes with a 25-foot installation kit that can be used to install the outdoor condenser inside an unfinished garage or attic space, under the deck or patio, even in a closet – wherever there’s room. The unit is ENERGY STAR qualified so it should help you save money on utility bills, too.

The Cooper & Hunter comes with a ten-year limited warranty on the compressor and five years on all other parts. If you’re looking for an efficient ductless air conditioner that will stand up to harsh coastal conditions, this is an excellent choice.

03. GREE Wall-Mount Ductless Split Air Conditioner

This ductless air conditioner can be used in a room up to 500 square feet. It has an energy efficiency rating of 12,000 BTUs and is able to cool even the largest rooms while using little power. This model includes three cooling speeds, four fan speeds, two heating settings (including dehumidification), and comes with two indoor units. This model is both quiet and easy to install, making it perfect for anyone looking for a new air conditioner no matter their experience level with home appliances.

This model comes with a built-in wifi module that gives you the ability to control your mini split air conditioner from anywhere in your home. You can even create custom settings so it is comfortable when no one else is around.

A convenient app allows you to start and stop the air conditioning, set up schedule timers, turn on/off the wifi, and more. This is perfect if you like to come home at different times every day or want your house cooled automatically before you arrive.

04. Pioneer Diamante Series Ductless Air Conditioner

The Pioneer Diamante Series Inverter Heat Pump Mini Split AC is one of the best ductless air conditioners on the market today. It has a powerful 18,000 BTU cooling capacity and an 11-star energy rating making this one of the most efficient units around.

There are two indoor units and one outdoor unit. The compressor is of the latest inverter technology for improved efficiency, lower operating costs, reduced noise levels, and longer life of the components. This ductless split AC also has a heat pump that can provide heating in colder climates during the winter months. It comes with a remote control so you have complete command over your comfort level.

The Ductless Mini Split AC comes with a 16 ft kit included in the price which means you can install it outside and inside. This makes installation easy even for beginners.

05. DAIKINWall-Mounted Ductless Inverter Air Conditioner

The DAIKIN is a high-performing wall-mounted air conditioner that efficiently cools and heats your living space. The unit can be installed directly onto the exterior wall of any room, which will free up floor space in the interior of your home. This product has been highly reviewed for its quality performance and ease of use.

It provides exceptional performance in all environments. A quiet eco-mode setting allows you to choose how quiet the air conditioner operates while still providing maximum cooling efficiency.

This air conditioner is also perfect for providing heating in the winter months. The unit will heat your room just as fast and efficiently as it cools, all while using a fraction of electricity that traditional furnaces require.

Ductless Air Conditioner Buyer's Guide

In order to help you navigate the world of ductless air conditioning, we’ve put together a quick guide that will tell you everything there is to know about this technology. Here are some factors that might be worth considering:

Energy Efficiency

When it comes down to choosing an AC unit, efficiency should be a priority. Reduce your energy costs by going with a model that has earned an ENERGY STAR rating.

Ease Of Installation

Some models are easier to install than others, so consider this factor before making a purchase decision. A simple installation process will save you time and effort in the long run as well as frustration if something goes wrong.


Ductless AC systems are available at a range of price points, so consider your budget before shopping around for the perfect model.

Compressor Types: Inverter vs Rotary

If you’re familiar with heating and cooling systems, then a compressor is a key component that’s worth knowing about. There are two types of compressors:

Inverter Compressor

If you have the budget for it, the inverter-based model will offer better energy efficiency as well as more customizable temperature control.

Rotary Compressor

This type of unit is typically less expensive, but it sacrifices energy efficiency for affordability.

Now that you know the basics about ductless AC units and why they’re so beneficial to your home or office, let’s take a look at some specific models worth considering.

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