Looking for the best mini split AC cooling only systems to beat the heat? Mini split air conditioners offer flexible, energy-efficient temperature control for single rooms or open spaces without the need for ductwork. This guide reviews top-rated models known for reliable cooling, convenience, and advanced features. Below is a summary table of the selected products to help you compare their key attributes at a glance.
| Product | Brand | Cooling Capacity | Coverage (Sq. Ft.) | Special Features | WiFi Enabled |
|---|---|---|---|---|---|
| COSTWAY 12000BTU Mini Split AC | COSTWAY | 12000 BTU | Up to 750 | Inverter, Heat Pump, 5 Modes | No |
| Breez Max Smart AC Controller | Cielo Breez | N/A (Controller) | N/A | Energy Star, Smart Control | Yes |
| DELLA Vario 18000 BTU Mini Split AC | Della | 18000 BTU | Up to 1000 | Alexa, Heat Pump, 4D Air Flow | Yes |
| YITAHOME 12000 BTU Mini Split AC | YITAHOME | 12000 BTU | Up to 750 | Alexa, Inverter, Self-Cleaning | Yes |
| YITAHOME 9000 BTU Mini Split AC | YITAHOME | 9000 BTU | Up to 450 | Alexa, 4D Circulation, Ultra-Quiet | Yes |
| DELLA Umbra Series 12000 BTU Mini Split | Della | 12000 BTU | Up to 650 | R32 Refrigerant, Smart Sensor | Yes |
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COSTWAY 12000BTU Mini Split AC For Versatile Comfort
COSTWAY’s 12000BTU Mini Split Air Conditioner offers energy-efficient cooling and heating for rooms up to 750 sq. ft., making it ideal for bedrooms, small apartments, or offices. This wall-mounted unit, part of the Blast Series, utilizes advanced inverter technology for reduced power consumption and enhanced equipment longevity.
With 5 operating modes (auto, cool, dry, heat, and fan), four adjustable fan speeds, sleep mode, ECO mode, iFEEL & turbo functions, and a convenient remote controller, users can customize comfort for all seasons. The low-noise design and programmable timer ensure a restful environment, especially important for overnight use.
Added benefits include a display that shuts off after 10 seconds of inactivity to eliminate sleep disruption. The unit is AHRI certified and features a pre-charged heat pump for reliable performance. Whether you need year-round climate control or targeted summer cooling, this mini split is built to provide efficient operation with a user-friendly interface.
Breez Max WiFi Smart AC Controller For Mini-Splits
Turn your existing mini split, window, or portable air conditioner into a smart device with the Breez Max Smart AC Controller from Cielo Breez. This controller is Energy Star certified for efficiency and supports WiFi connectivity, allowing you to control your AC from anywhere via a smartphone or through on-device buttons.
Breez Max is equipped with built-in temperature and humidity sensors that are app-calibrated, ensuring precise comfort levels. It’s designed for DIY installation and boasts universal compatibility with over 20,000 AC models by using an auto-detection algorithm for seamless integration. Integration with Alexa, Google, and IFTTT allows for robust voice and automation scenarios.
For maximum convenience, routine tasks such as scheduling, remote operation, and smart controls are effortless, making any mini split system smarter, more energy-efficient, and easier to manage, which is ideal for tech-savvy homeowners who value precise climate management.
DELLA Vario 18000 BTU WiFi Mini Split AC
The DELLA Vario Mini Split AC features a robust 18000 BTU capacity and can efficiently cool (or heat) rooms up to 1000 sq. ft., making it suitable for large living spaces, studios, or commercial areas. The 19 SEER2 rating ensures high-level energy efficiency, while DC Inverter technology helps reduce power bills.
This model comes with an integrated heat pump for year-round use and operates in environments as cold as 5°F. Included features such as 4D air flow for comprehensive coverage, ‘I Feel’ mode for personalized settings, a 24-hour timer, eco mode, multiple speeds, and a turbo function offer flexibility and customization.
Installation is straightforward with the pre-charged refrigerant and included kit. Compatible with Alexa, users can adjust settings hands-free. Whether for large homes or workspaces, the DELLA Vario offers both smart functionality and robust temperature control to fit diverse climate needs.
YITAHOME 12000 BTU Mini Split AC With Alexa
The YITAHOME 12000 BTU Mini Split AC is a modern, WiFi-enabled ductless system covering rooms up to 750 sq. ft. With ETL/AHRI certifications, it delivers efficient cooling or supplemental heating with up to 25% energy savings due to innovative inverter technology.
This unit has five operational modes (auto, cool, dry, heat, fan) and advanced features such as self-diagnosis, self-cleaning, automatic defrost, and a multi-functional remote control. The integration with Alexa allows users to control room comfort using voice commands or the free app.
Noise levels remain minimal (below 41 dB), making it a suitable choice for bedrooms or offices. Additional benefits include ‘HEALTH’ mode for air purification and energy-saving scheduling. The comprehensive installation kit is included for a convenient setup process.
YITAHOME 9000 BTU Mini Split AC Quiet Operation
Ideal for small to mid-sized rooms, the YITAHOME 9000 BTU Mini Split AC cools and heats spaces up to 450 sq. ft. The 19 SEER2 efficiency rating and advanced inverter technology allow for up to 25% energy savings, while ETL/AHRI certifications ensure both safety and reliability.
The unit operates whisper-quiet (under 41 dB) due to vibration-dampening technology. Five adjustable modes, smart temperature controls, 4D air circulation, and compatibility with Alexa make this model highly versatile. The ‘HEALTH’ mode enhances indoor air quality through negative ions, dust, and PM2.5 removal.
A variable-speed compressor ensures steady airflow up to 50 feet, supporting rapid and even cooling or heating. The supplied installation kit simplifies setup, and the smart features bring enhanced convenience to modern living spaces.
DELLA Umbra Series 12000 BTU Mini Split
The DELLA Umbra Series 12000 BTU Mini Split AC delivers efficient cooling and heating for areas up to 650 sq. ft. It features R32 refrigerant for improved environmental safety and clean air indoors and outdoors. The 17.5 SEER2 rating and inverter technology enhance energy savings by up to 30%.
The system uses a smart sensor to sense room temperature at the remote instead of the unit, providing personalized comfort. Multiple operating modes, including 4D airflow, 24-hour timer, sleep, and eco modes, allow precise control. It includes a pre-charged heat pump and full installation kit.
This model requires professional installation due to the need for line-set vacuuming and charge adjustment, but ensures long-term reliability and consistent climate comfort, making it ideal for homeowners seeking an eco-friendly, feature-rich solution.
Mini Split AC Buying Guide
Selecting the best mini split AC cooling only system requires a careful evaluation of your space, comfort preferences, and long-term efficiency goals. The guide below highlights key considerations to help you make an informed purchase.
1. Room Size And Cooling Capacity
Choosing the right BTU rating is essential for effective cooling. Too few BTUs and your unit will struggle, too many and you’ll waste energy. Mini split ACs generally serve spaces between 400-1000 sq. ft., so match your chosen model’s output with your room size for optimal efficiency.
2. Energy Efficiency And SEER2 Ratings
Look for high SEER2 (Seasonal Energy Efficiency Ratio) ratings, which indicate better energy performance and lower utility bills. Units with inverter technology or Energy Star certifications further reduce power consumption, making them both eco-friendly and cost-effective.
3. Features And Modes
Modern mini splits come with versatile modes such as cool, heat, fan, dry, auto, and sleep. Features like programmable timers, smart sensors, sleep/economy modes, and ‘I Feel’ functions can enhance usability and comfort. WiFi connectivity or smart home compatibility (Alexa, Google Assistant) brings convenience to your fingertips.
4. Installation And Maintenance
While many units include installation kits, professional installation ensures optimal performance, safety, and warranty compliance. Maintenance aspects, such as self-cleaning or filter alerts, help extend the unit’s lifespan and maintain healthy indoor air.
5. Noise Levels
Quiet operation (often below 45 dB) is crucial, especially for bedrooms, nurseries, or offices. Advanced units use vibration-dampening designs to minimize sound, promoting a peaceful indoor environment.
6. Smart Controls And Connectivity
WiFi-enabled systems and smart AC controllers transform temperature management with remote operation, scheduling, and voice commands. This level of control offers convenience and ensures precise climate customization in line with daily routines.
7. Air Quality Improvements
Many top models offer built-in air purification through negative ions, electrostatic dust removal, and PM2.5 filtration. These features are especially valuable for those with allergies or households seeking cleaner air.
8. Reliability And Certification
Look for ETL, AHRI, or Energy Star certifications as indicators of safety, quality, and efficiency. These credentials give peace of mind that your investment will perform as promised under various conditions.
9. Accessories And Expandability
Consider supplementary devices like universal AC controllers for older units, or security cages for outdoor portions of your system in areas that require theft deterrence or additional protection.
10. Warranty And Support
Review warranty lengths and manufacturer support policies. A solid after-sales program can be invaluable should issues arise, ensuring your mini split AC remains in peak condition for years to come.
Comparing these aspects will help you select a mini split AC system tailored for your unique cooling needs. Each product above addresses different requirements, from smart home connectivity and low noise to powerful performance for large spaces. Make sure to assess your priorities and indoor environment before making the final selection.