Imagine wasting your hard-earned money into a mini split system, only to have it fail just within months, poor cooling, strange noises, and high repair bills. It’s a scenario many homeowners face because they didn’t know which mini split brands to avoid.
As an HVAC specialist, I’ve met many homeowners who regretted their decisions after picking the wrong mini split brand. They all missed out on doing proper research on each brand before picking one.
They reported a number of issues like poor cooling, strange noises, and even bigger repair bills than they expected. To help you avoid that, I will guide you on which mini split brands to avoid at all cost.
In this post, I’ll be walking you through some of the worst mini split brands to stay away from. We will go over the signs that one should look out for and I’m here to help you avoid those mistakes.
Also read: Worst vinyl plank flooring brands to avoid
Signs of a Mini Split Brand To Avoid
If your mini-split breaks down quite often or needs frequent repairs, that’s a red flag and a huge sign of a poor-quality unit. A good-quality mini-split system should run smoothly for years with minimal issues.
If you had to call a repair technician more than once a year, it could mean the brand is low-quality and not worth your time or money. Here are some obvious signs of a poor-quality mini split systems:
Inconsistent cooling or heating
If your mini-split struggles to keep a room at a steady temperature, something is wrong with its function. It should either cool or heat the space consistently without any up and down in the temperature.
If some spots feel cold while others are too hot, or the temperature keeps changing, it’s a sign the system isn’t working properly like it’s supposed to. It is an indication of poor quality build or a bigger issue related to the inner components.
Poor customer reviews
If a brand has a lot of negative reviews, it’s a clear indication that you should definitely take a step back. Customer reviews on platforms like Reddit, Amazon, and HVAC talk, are usually pretty honest about their experiences.
If many people are complaining about things like bad service or products breaking down too soon, that’s a sign of a poor quality system that you can’t rely on.
Go through the comments and reviews, to see how their experience was with the product. Also in case, if it sounds too good to be true, it probably is another sign.
So make sure to weigh both pros and cons of a production, what are most common issues and how they dealt with it.
Unresponsive customer support
If the customer support team isn’t answering your calls or emails, that’s also a huge problem. When things go wrong with your mini split, the first thing you do is reach out to your customer support but if they are not being helpful or provide solutions fast, that’s a problem.
A company that ignores their customers complaints and feedback, or takes forever to respond shows how reliable they and their product is. You should always feel like you matter when you’re spending money.
7 Mini Split Brands to Avoid
When you are buying a mini split, the brand you choose really matters. A good brand can save you from headaches, while a bad one might cause problems down the road.
We’ve researched this by looking at online reviews and hearing stories from people who’ve had issues with certain brands. In this section, we’ll share 7 mini split brands you should avoid.
1. Mr. Cool

Mr. Cool is a brand that offers DIY mini split systems, which means you can install them yourself without needing a professional. I know this sounds too good, but wait and read the whole thing.
They have some amazing features like easy installation, energy efficiency, and affordable prices. They also advertise their units as quiet operation and good cooling power. But when you go a little deeper, things aren’t always as perfect as they look.
Reviews & Complaints:
Many customers have reported problems with their Mr. Cool mini split systems. Some people said their units broke down shortly after installation, or had cooling issues even after the system was set up and working fine.
Others complained about leaks and weird noises coming from the system. After going through consumer reports on platforms like TrustPilot and Complaints Board, we found some common issues customers faced.
Many customers mentioned issues with the warranty, quality of parts, product reliability, and poor customer service that was hard to get ahold of.
So, while Mr. Cool might sound like a good deal, it’s been a bit hit or miss for a lot of people. Just remember to do your research well before making the final decision.
2. Carrier

Carrier is one of the biggest names when it comes to air conditioning. They have been around for a long time now and are known for their high-quality products.
Their mini split systems are packed with features like energy efficiency, quiet operation, and good cooling power. Carrier also offers smart controls, so you can adjust your system from your phone, which is pretty cool and convenient.
However, despite the good reputation, not everything about Carrier is perfect. Some customers have reported issues with their mini split systems.
Reviews & Complaints:
There were numerous complaints found regarding their mini split system. Some people even found that their Carrier mini splits didn’t cool as well as they expected.
Customer support has also been a big issue for a lot of buyers. They have to face issues like delay in service, inconsistent temperature control, unresponsiveness, and issues with the fan speed. In short, the customer service wasn’t of much help.
While Carrier might seem like a safe choice, but it’s not always the smoothest ride for everyone. If you’re thinking about getting a Carrier mini split, just remember to do a thorough research and consider these factors can help in making an informed purchasing decision.
3. Midea

Midea is a brand that’s been here for a while now and is known for offering affordable mini split systems. Their units offer features like energy-saving modes, quiet operation, and easy-to-use controls.
Midea promises great cooling power and smart technology, making it easier and convenient for you to control the temperature with your phone or remote. They also offer sleek, compact designs that fit great into smaller spaces.
Reviews & Complaints:
But, as good as it sounds, Midea has its share of problems. Some customers on platforms like Reddit and GreenBuildingAdvisor raised issues with these units.
A user on the GreenBuildingAdvisor forum noted that while Midea units are cost-effective, there are also some concerns about the availability of replacement parts and service support in the long term. While others have complained about poor build quality.
It’s not uncommon for Midea mini splits to break down after a couple of years, there were also some users saying they needed repairs soon after installation. Many customers had problems with the Midia’s customer service, it was a challenge for them to get a timely response or proper solutions.
In short, Midea might be a good option for budget-conscious people, but it’s not always the best choice if you want something that’ll last without too many headaches. Keep that in mind before jumping in.
4. Kilmaire

Kilmaire is a brand that’s gotten some attention for its affordable mini split systems. They’re known for being easy to install, which is a big plus if you don’t want to hire someone to do it.
Their mini splits are used in both residential and commercial settings. If we talk about the units they are pretty basic but functional.
They do an excellent job in cooling or heating your space, and they’re often recommended for small spaces. They’re also energy-efficient, smooth operation, and user-friendly controls, which is always nice when you’re trying to save on electricity bills or live in a quiet neighborhood.
But just like with most electronic things, there are some issues with Kilmaire that you should know about. After going through Reddit posts, Amazon Reviews, we found mixed reviews about their products.
Reviews & Complaints:
There are complaints about the units not being as durable as they should be. A lot of customers have said that they had problems with the installation, particularly with DIY models. A customer on Reddit said their DIY system started showing errors after its installation.
Some people also complained about the freezing unit or condenser fan not functioning properly. And when it comes to getting help from customer service, many customers had trouble getting effective assistance.
Several users said that it took forever to get a response, and when they did, the solutions weren’t always helpful.
So while Kilmaire might be a good choice if you’re on a budget, just make sure to weigh the pros and cons. It’s a great option if you are looking for something simple, but it’s not perfect if you’re looking for a long-lasting, high-performance system.
It’s important to be aware of potential challenges related to installation, durability, and customer support.
5. LG

LG is one of those big names in the HVAC industry when it comes to mini splits systems. Known for their high-quality, sleek designs and features, perfect for those residential and commercial uses.
LG mini splits come with some great technology, like Wi-Fi controls, compatibility with LG ThinQ app, so you can change the temperature with your phone.
They also have energy-efficient models, which can save you money on your utility bill. They have quiet operations, which is always a helpful feature if you live in a quiet neighbourhood.
Reviews & Complaints:
While LG has a great mini split system, there were some users that pointed out some issues and challenges they have to deal with. After going through platforms like Reddit, Amazon, and GreenBuildingAdvisor, we found what those issues and challenges were.
Some customers on Reddit had trouble getting replacement parts which then led to extending the repair times. There were also complaints about noise, the units may start quietly but with time, they start making noise, which is a problem in quiet places.
Users on GreenBuildingAdvisor reported issues with their heating function, for example- the temperature going up the set point, which leads to discomfort. A customer on GreenBuildingAdvisor complained that their system won’t turn off until it exceeds the set temperature.
So, while LG can be a great choice because of its features and modern tech, keep in mind that some customers have had problems with the product’s reliability and support.
If you’re considering it, make sure you’re okay with the possible downsides. You can try consulting with a HVAC professional as they can help you make an informed decision that suits your needs.
6. Gree

Gree is a leading global manufacturer of HVAC systems, that offer a wide range of mini split air conditioners and heat pumps. Their products are known for their energy efficiency, advanced technology, and affordability, making them a perfect addition in both commercial and residential settings.
Gree’s units also come with smart technology, they are WiFi enabled that allows users to control them with their phone or voice via smartphone app. And they usually work well for both cooling and heating, making them great for year-round comfort.
But as much as great they are with their functioning, customers have experienced certain challenges. While many people like their products, there are still some issues that they have to face.
Reviews & Complaints:
Even though Gree’s systems are reliable, customers on Reddit reported that their units are installation sensitive. This means that improper installation can cause operational issues. It’s important that the installation is performed by professionals who have great expertise in it.
There are also some users on HVAC Talk who raised concerns regarding warranty. It’s always best to verify the terms and conditions of warranty before making a purchase.
So, if you’re looking for a budget-friendly system with some smart features, Gree might be worth considering. However, if you are thinking of buying then it’s important to be aware of proper installation and maintenance. If you are confused then it’s advised to get consultation from a HVAC professional.
7. Senville

Senville is a Canadian-based company that’s popular for its mini split air conditioners, designed to be compact and energy-efficient. These units often come with smart features like Wi-Fi control, allowing you to adjust the temperature from your phone.
They are quiet, making them a good fit for bedrooms or small offices, where noise levels are a concern. They also offer a wide range of models, including single zone and multi zone, which provides flexibility to meet different climate demands.
Reviews & Complaints:
On the downside, some users find the installation process more complicated than expected, often requiring a professional’s assistance. Users on Reddit said they had problems during installation, mostly with multi-zone systems.
Some users on Reddit also complained their units didn’t perform well in heating mode, which is a problem for those who live in colder environments. They also had trouble with the customer support service, like failing to give timely, effective solutions.
Despite these issues, Senville is seen as a budget-friendly option for people looking for a reliable cooling solution, especially for smaller spaces. While it’s not perfect, it strikes a good balance between cost and performance for those willing to deal with a few challenges.
Why avoid these mini split brands?
Some brands make bold promises but fail to deliver, leaving customers frustrated. Take, for example, a family who bought a popular mini split system, only to deal with constant breakdowns and unreliable customer service.
Another case involved a homeowner who had to wait weeks for help after their system stopped working in the middle of summer. These real-life stories show the importance of choosing a reliable brand that prioritizes their customers.
If customers are repeatedly disappointed, it’s clear that these brands aren’t worth the time and money. You should go for a product and brand that follows what they claim, works well, and has your back when things go wrong.
In contrast, reputable brands like Mitsubishi or Daikin tend to have higher reliability. They often come with longer warranties, have better energy ratings, and also offer quieter, more efficient performance.
Customers who go with these well-known names are more satisfied with their purchase because these systems last longer and have no headaches to worry about in future.
Key Factors to Consider Before Buying Mini Split
Before you buy a mini split, there are a few important things to think about. You need to consider the size of your space, what your budget is, and how energy-efficient the system is.
Also, consider if the unit will be easy to install and maintain. This way, you’ll make a smarter and confident choice. To help you with that, here are some key factors that you should consider before buying:
Split Systems
When you’re shopping for a mini-split, you’ll come across many different types of split systems. These units have two parts: one for inside your home, and another outside.
They’re great for cooling or heating specific rooms without dealing with the mess of ductwork. Look for those units that are easy to install and have strong cooling power.
Remember, these systems are quieter and often more energy-efficient than traditional units, but make sure you’re choosing the right size for your space so it works effectively without wasting energy.
Performance and energy efficiency
When buying a mini-split, pay close attention to its performance and energy efficiency. A good mini-split should cool or heat your room quickly without using too much electricity.
Look for units with a high SEER (Seasonal Energy Efficiency Ratio) rating, which tells you how energy-efficient a mini split system is. A more efficient system will save you money on bills over time.
Remember, sometimes spending a little more upfront can save you from frequent costly repairs and headaches in the long run. If you are not sure about this SEER thing, you can try consulting with a HVAC professional. They will guide you better on what you should choose according to your needs and space.
Durability and longevity
When buying a mini-split, it’s important to think about how long it will last. You want a system that can deal with all kinds of weather without having an early breakdown.
For brands that have a reputation for being tough and long-lasting. Some units even come with warranties to help give you peace of mind.
Just like any big purchase, you want something that will work hard for years without constantly needing repairs or replacements. You can check the reviews and feedback online to get more insight on the product.
Warranty and customer service
When choosing a mini-split, don’t forget about the warranty and customer service. They are the main thing that tells you a lot about how the company works and treats their customers after they make a purchase.
A solid warranty can save you a lot of stress if something goes wrong in future. Always look for companies that offer good customer service.
In case your system starts having operational issues, you will be able to reach someone quickly and get a timely solution for it. The best brands stand behind their products and make sure you’re not left in the cold if something happens.
It’s all about prioritizing their customer’s peace of mind.
Price versus value
When you’re shopping for a mini-split, it’s easy to get caught up in price. But price doesn’t always equal value.
A cheap system might save you money upfront, but it will cost you more in repairs or energy bills later. So, it’s better to invest in a higher-quality system that’ll last longer and save you more in the long run.
It’s best to pay a bit more at the time of purchase, as it can help save a lot later.
Conclusion
Here we are, finally at the end of our guide, we discussed about 7 mini split brands to avoid, and what signs you should look for.
Choosing the right mini split system might seem a bit overwhelming at first but it’s not that hard, but that’s if you take your time doing proper research and go through reviews online.
The first thing you have to do is, pay attention to the brand’s reputation and check out reviews from people who have already used the product. Their experience can help you make a better decision.
So before you buy a mini split system, make sure to measure the space to determine BTU as it can impact the functioning of the system. But that’s not it, the number of zones also matter, choose an energy-efficient model (one SEER rating of 5 or higher) that will help you save.
There are few other things like noise level, smart features, installation process, and warranty. But in case you’re unsure, just ask an HVAC expert for advice, they know best in this field.
And remember, always look for a warranty that gives you peace of mind. Don’t rush the decision, get something that works well, lasts a long time, and fits your home.