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Top 5 DIY Mini Split AC Systems of 2024

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Updated on . 7 minute read

  • Highlighting the MRCOOL DIY 4th Gen and Daikin Mini Split AC, our 2024 guide showcases the top DIY Mini Split AC systems, focusing on their user-friendly features and energy efficiency.
  • Offering a thorough overview, our guide details the installation ease, energy-saving metrics, and smart technology of each system, aiding homeowners in selecting the most suitable and effective cooling solutions.

Table of Contents

    The 2024 home climate control scene is abuzz with the latest in DIY Mini Split AC systems—effortless to install, kind on your wallet, and superbly efficient. As DIY approaches and energy-smart technologies gain traction, we've carefully selected the top five mini splits that shine this year. This guide captures the essence of the most innovative and user-friendly mini split AC systems, tailored for DIY enthusiasts and energy-conscious homeowners. Ready to dive in? Let's enhance your home comfort in a smart, sustainable way!

    #1 - MRCOOL DIY 4th Gen: Proudly an American Brand

    Overall Ratings: A solid 4.8 stars! HVAC Technicians give it a 9.5/10, Energy Efficiency Experts a 9.6/10, and Property Owners report a 97% satisfaction rate.

    Key Features: The MRCOOL DIY 4th Gen Mini Split AC is known for its easy installation and energy-efficient operation. It comes with a pre-charged line set, eliminating the need for professional setup. Control it remotely via smartphone or voice commands with Google Assistant or Amazon Alexa.

    Unique Selling Points: Tailored for various room sizes with a limited lifetime warranty on the condenser, the MRCOOL DIY 4th Gen is the only true DIY HVAC system in America with pre-charged lines. Available exclusively through authorized dealers, it offers exceptional customer support.

    Pros and Cons:


    ✅ Easy installation with the DIYPRO™ MC cable
    ✅ Energy Star rated, SEER up to 22, lowers energy bills
    ✅ Smart technology integrated
    ✅ Controls up to 5 zones, available up to 48K BTU
    ✅ Pre-charged line set included
    ✅ Industry-leading lifetime warranty on the condenser
    ✅ Quiet operation
    ✅ 24/7 customer support via live chat and phone
    ✅ Various sizes available


    ❌ High popularity may lead to quick sell-outs
    ❌ Requires regular maintenance, like air filter and outdoor unit cleaning
    ❌ Less effective heating in extremely cold climates

    Verdict: The MRCOOL DIY 4th Gen mini split system shines with top-notch energy efficiency, easy DIY installation, and smart features. Despite some minor hiccups, it's a standout choice for 2024, offering great value and adaptability for most homeowners.

    #2 - Daikin Mini Split AC: Unmatched Quality and Reliability from Japan

    Overall Ratings: Rated 4.3 stars, HVAC Technician's Rate: 8.8/10, Energy Efficiency Expert's Rate: 8.5/10, Property Owners' Satisfaction Rate: 86%.

    Key Features: Daikin Mini-Split AC systems are renowned for their impressive energy efficiency in both heating and cooling. Despite a higher initial cost and complex installation, their energy-saving inverter technology, diverse models, and robust warranty make them a smart investment.

    Unique Selling Points: Daikin stands out with features like dual-area sensors that smartly adjust temperatures based on room occupancy, enhanced by the Comfort Control App for easy remote adjustments.

    Pros and Cons:


    ✅ Reliable, consistent heating and cooling.
    ✅ Energy-efficient inverter technology reduces energy use.
    ✅ Wide range of models for different spaces and climates.
    ✅ Comprehensive warranty for long-term security.
    Sensor switches to energy-saving mode if there's no activity for 20 minutes
    ✅ Operates quietly.


    ❌ Complex installation may not be suitable for all DIYers.
    ❌ Higher upfront costs than some other brands.
    ❌ Challenges in finding genuine parts for repairs.
    ❌ Some customer service issues reported.
    ❌ SEER rating of 17, lower than some competitors.
    ❌ Larger units may be noisier.

    Verdict: Daikin Mini-Split AC systems deliver outstanding performance and energy efficiency. While considering the potential installation challenges and upfront costs, for those prioritizing quality and reliability, Daikin stands as an excellent choice.

    #3 - Goodman Mini-Split AC: Reliable Australian Excellence

    Overall Ratings:Rated 4.2 stars, HVAC Technician's Rate: 8.3/10, Energy Efficiency Expert's Rate: 8.4/10, Property Owners' Satisfaction Rate: 84%.

    Key Features:Under the Daikin group, Goodman Mini-Split AC systems are known for their robustness, reliability, and diverse product range. Despite some installation and component challenges, they're favored for effective noise control and generous warranties, some extending to a lifetime.

    Unique Selling Points: Goodman's standout features include ComfortBridge™ Technology, Copeland® Ultratech™ Scroll Compressor, and ComfortAlert™ Diagnostics, which enhance efficiency, quiet operation, and ease of troubleshooting. Combined with an accessible price point, these features highlight Goodman's commitment to delivering efficient, high-quality HVAC solutions.

    Pros and Cons:


    ✅ Dependable, long-lasting heating and cooling.
    ✅ Wide range of models and sizes.
    ✅ Energy-saving inverter technology.
    ✅ Solid reputation and Daikin affiliation enhances credibility.
    ✅ Balances affordability with efficiency.
    ✅ Known for generous warranties, some lifetime.


    ❌ Professional installation may be necessary.
    ❌ Occasional component issues could increase maintenance costs.
    ❌ Customer support and warranty services may be less comprehensive than Daikin's.
    ❌ Pricier than some competitors.
    ❌ Lacks extensive premium features.
    ❌ Not all models offer high energy efficiency.
    ❌ Goodman only sells to distributors, complicating the search for qualified installers.

    Verdict: Goodman Mini-Split AC systems provide solid performance and notable durability. Considering the potential installation and component challenges, if reliability is your top priority, Goodman's robust solutions could be the ideal match.

    #4 - Pioneer Mini Split AC: Affordable American Efficiency

    Overall Ratings:Rated 3.9 stars, HVAC Technician's Rate: 7.9/10, Energy Efficiency Expert's Rate: 8.1/10, Property Owners' Satisfaction Rate: 78%.

    Key Features: Known for their eco-friendliness and energy efficiency, Pioneer Mini-Split AC systems provide cost-effective and versatile ducted, ductless, and multi-zone options. Despite some quality and customer service issues, the comprehensive package—including an indoor unit, outdoor unit, wireless remote control, and flare connection leak guard sealer—makes them a favorite among DIYers.

    Unique Selling Points: Pioneer's diverse mounting and capacity options and DIY-friendly installation are major advantages. With ceiling concealed and central split styles and a SEER rating of 20~22.8, the ducted systems demonstrate high energy efficiency. The inclusion of essential components and simple installation further boosts Pioneer's appeal.

    Pros and Cons:


    ✅ Affordable and energy-efficient.
    ✅ Simple installation process.
    ✅ Designed to be eco-friendly, reducing energy use.
    ✅ Comes with a remote control for easy operation.
    ✅ Features a refrigerant leakage detector to protect the compressor.
    ✅ Includes an anti-cold air feature for controlled indoor fan speed and comfort.


    ❌ Possible quality control issues could affect reliability.
    ❌ Customer support experiences are mixed.
    ❌ Limited model range.
    ❌ May be less durable, increasing maintenance or repair costs.
    ❌ Pricier than many competitors.
    ❌ Professional installation required, which could be costly.

    Verdict: Pioneer Mini-Split AC systems are an affordable option for those on a budget. However, potential quality control issues and inconsistent customer support should be carefully considered before making a decision.

    #5 - Senville Mini-Split AC: Eco-Friendly Efficiency from Canada

    Overall Ratings:Rating: 3.5⭐, HVAC Technician's Rate: 6.9/10, Energy Efficiency Expert's Rate: 7.4/10, Property Owners' Satisfaction Rate: 68%.

    Key Features:Senville Mini-Split ACs are noted for their energy efficiency, stylish design, and quiet operation. Available in various sizes and capacities, from the SENL 09CD for spaces up to 450 sq. ft. to the robust SENA-36HF/Z for larger areas over 2000 sq. ft., they meet a broad range of cooling needs. High SEER ratings ensure cost-effective operation, and the choice of single or multi-zone systems with remote controls and dual cooling modes enhances user convenience. Despite some installation challenges and questions about accessory quality and customer service, Senville's commitment to providing attractive, efficient, and eco-friendly cooling solutions is clear.

    Unique Selling Points: Senville sets itself apart with the use of eco-friendly R-32 refrigerant and extended warranties up to 7 years on compressors, underscoring its dedication to sustainability and customer satisfaction.

    Pros and Cons:


    ✅ Efficient heating and cooling with a stylish design.
    ✅ Quiet operation minimizes noise.
    ✅ Features eco-friendly R-32 refrigerant in certain models.
    ✅ Ideal for single rooms and small offices, offering year-round comfort.
    ✅ High SEER rating (25) for cost-effective operation.
    ✅ Comes with warranties: 1-year on parts, and either 5 or 7 years on the compressor.


    ❌ Installation may require additional expertise.
    ❌ Quality of included accessories is questionable.
    ❌ Customer support reviews are inconsistent.
    ❌ Potentially less durable than more expensive brands, leading to higher maintenance or repair costs.

    Verdict: Senville's Mini-Split AC offers eco-friendly efficiency. However, possible installation challenges, accessory quality issues, and variable customer support should be thoroughly considered before purchase.

    This year is giving us a fantastic lineup of Mini-Split AC systems to upgrade your home comfort. From the super user-friendly and efficient MRCOOL DIY 4th Gen in the U.S., to Japan's quality-rich Daikin, Australia's robust Goodman, the budget-friendly Pioneer from the U.S., and Canada's eco-conscious Senville—there's a fit for every home. Just a heads-up: it's a good idea to chat with a licensed HVAC pro to make sure the system you pick meets all your specific needs. Feel free to contact us for personalized advice on choosing the right MRCOOL DIY Mini Split system for your home.

    FAQs About 2024's Best DIY Mini Split

    Q: Which mini split offers the longest warranty?

    A: MRCOOL offers an impressive warranty program, particularly for their DIY 4th Generation Mini Splits, featuring a Limited Lifetime Warranty on the Compressor/Condenser.

    Q: Where is MRCOOL manufactured?

    A: MRCOOL products are proudly designed, warehoused, and processed in Hickory, Kentucky, USA.

    Q: How long does a MRCOOL mini split last?

    A: Typically, a MRCOOL mini split can last 12-15 years with proper installation and maintenance. Some systems may even last up to 20 years.

    Q: Does MRCOOL offer cost savings?

    A: Yes, MRCOOL can save you money. The DIY installation of their systems can lead to thousands of dollars in savings, and their high efficiency can reduce operating costs compared to traditional central air conditioners.

    Q: Who is the largest manufacturer of mini splits?

    A: Daikin is the world's largest manufacturer of air conditioning units, including mini splits. They own multiple brands and have an extensive product inventory.

    Q: What are the heating and cooling performance capabilities of the MRCOOL DIY mini split?

    A: Heating Performance: The MRCOOL DIY mini-split can operate at 100% heating capacity at -5 degrees Fahrenheit and can continue to heat effectively with outdoor temperatures as low as -13 degrees Fahrenheit.

    Cooling Performance: The MRCOOL DIY mini-split maintains 100% cooling capacity even when outdoor temperatures reach as high as 122 degrees Fahrenheit.

    Dry Mode: For dehumidification, the DIY mini-split operates within a range of 32°F to 122°F.

    Note: Continuous operation in cooling mode under high humidity conditions (above 80%) may cause water droplets to form on and drip from the unit. To avoid this, the vertical airflow louver should be set to its maximum downward angle, and the fan should be switched to high mode.

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