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10 Best 1 Ton Mini Split Air Conditioners 2025 in the United States
#1
Winner
Senville LETO Series Mini Split Air Conditioner Heat Pump, 12000 BTU 110/120V, Inverter, Works with Alexa, SEER2 20.8, 1 Ton, White
The Senville LETO Series Mini Split Air Conditioner is a versatile option, offering both cooling and heating, making it suitable for year-round use. With a cooling capacity of 12000 BTUs, it effectively handles small to medium-sized spaces. One of its standout features is the high Seasonal Energy Efficiency Ratio (SEER) of 20.8, which means it is quite energy-efficient and should help reduce electricity bills.
Rating
9.8
Chosen by1,276
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER) and Seasonal Energy Efficiency Ratio (SEER)
Noise Level
Most important from
7654 reviews
#2
COSTWAY 12000BTU Mini Split Air Conditioner& Heater, 20 SEER2 115V Wall-Mounted Ductless AC Unit Cools Rooms up to 750 Sq. Ft, Energy Efficient Inverter AC with Heat Pump (Blast Series)
The COSTWAY 12000 BTU Mini Split Air Conditioner & Heater is designed to cool and heat rooms up to about 750 square feet, making it a good fit for medium-sized living spaces. It has a strong cooling capacity of 1 ton and an impressive energy efficiency, with a high SEER2 rating of 20. This means it can help keep energy bills lower compared to less efficient units. Thanks to its inverter compressor technology, it adjusts power usage smoothly, reducing electricity waste and noise. Operating at 51 dB, it runs quietly enough to avoid disturbing typical home environments, especially during sleep.
Rating
9.6
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER) and Seasonal Energy Efficiency Ratio (SEER)
Noise Level
Most important from
1413 reviews
#3
DELLA Vario Series 12000 BTU Mini Split Air Conditioner Work with Alexa with 1 Ton Pre-Charged Heat Pump Ductless Inverter System, 19 SEER2, Cools Up to 550 Sq. Ft,16.4ft installation kit included
The DELLA Versa Series 12000 BTU Mini Split Air Conditioner offers substantial cooling and heating capacity, making it suitable for spaces up to 750 square feet. With a high SEER2 rating of 19, it is quite energy efficient, which means it should help you save on electricity bills. The unit also operates quietly, with noise levels between 30-41 dBa, making it a good choice for bedrooms and living spaces where noise can be a concern.
Rating
9.4
Cooling Capacity (BTU)
Noise Level
Installation and Maintenance
Most important from
1059 reviews
Top 10 Best 1 Ton Mini Split Air Conditioners 2025 in the United States
#1
Winner
Senville LETO Series Mini Split Air Conditioner Heat Pump, 12000 BTU 110/120V, Inverter, Works with Alexa, SEER2 20.8, 1 Ton, White
Senville LETO Series Mini Split Air Conditioner Heat Pump, 12000 BTU 110/120V, Inverter, Works with Alexa, SEER2 20.8, 1 Ton, White
Cooling Capacity (BTU): 12000
Energy Efficiency Ratio (EER) and Seasonal Energy Efficiency Ratio (SEER): 20.8
Installation and Maintenance: Professional installation required
Smart Features: Alexa Enabled
Warranty: 5-year parts and compressor
Chosen by 1276 this week
COSTWAY 12000BTU Mini Split Air Conditioner& Heater, 20 SEER2 115V Wall-Mounted Ductless AC Unit Cools Rooms up to 750 Sq. Ft, Energy Efficient Inverter AC with Heat Pump (Blast Series)
COSTWAY 12000BTU Mini Split Air Conditioner& Heater, 20 SEER2 115V Wall-Mounted Ductless AC Unit Cools Rooms up to 750 Sq. Ft, Energy Efficient Inverter AC with Heat Pump (Blast Series)
Cooling Capacity (BTU): 12000 British Thermal Units
Energy Efficiency Ratio (EER) and Seasonal Energy Efficiency Ratio (SEER): EER2: 10, SEER2: 20.0
Noise Level: 51 dB
Air Filters: washable dust filter
Installation and Maintenance: Needs licensed HVAC; includes components
Smart Features: remote control, timer, auto-off
Warranty: 5 years parts, 8 years compressor
DELLA Vario Series 12000 BTU Mini Split Air Conditioner Work with Alexa with 1 Ton Pre-Charged Heat Pump Ductless Inverter System, 19 SEER2, Cools Up to 550 Sq. Ft,16.4ft installation kit included
DELLA Vario Series 12000 BTU Mini Split Air Conditioner Work with Alexa with 1 Ton Pre-Charged Heat Pump Ductless Inverter System, 19 SEER2, Cools Up to 550 Sq. Ft,16.4ft installation kit included
Cooling Capacity (BTU): 12000
Energy Efficiency Ratio (EER) and Seasonal Energy Efficiency Ratio (SEER): SEER2 19
Noise Level: 30-41 dBa
Installation and Maintenance: Professional installation required
Smart Features: Alexa, auto defrost, self-cleaning, smart sensor
Senville AURA Series Mini Split Air Conditioner Inverter Heat Pump, 12000 BTU, Works with Alexa, Energy Star, White
Senville AURA Series Mini Split Air Conditioner Inverter Heat Pump, 12000 BTU, Works with Alexa, Energy Star, White
Cooling Capacity (BTU): 12000
Energy Efficiency Ratio (EER) and Seasonal Energy Efficiency Ratio (SEER): 25.5
Noise Level: 24 dB
Air Filters: Advanced filters
Installation and Maintenance: Professional installation, simplified maintenance
Smart Features: Alexa Enabled
Warranty: 10-year compressor, 5-year parts
Related Products
Up to 22% off
DELLA Motto Series 12000 BTU Wifi Enabled Mini Split 20 SEER2 Cools Up to 550 Sq.Ft, 110-120V, Works with Alexa, Air Conditioner & Heater with 1 Ton Pre-Charged Heat Pump
DELLA Motto Series 12000 BTU Wifi Enabled Mini Split 20 SEER2 Cools Up to 550 Sq.Ft, 110-120V, Works with Alexa, Air Conditioner & Heater with 1 Ton Pre-Charged Heat Pump
Cooling Capacity (BTU): 12,000 BTU
Energy Efficiency Ratio (EER) and Seasonal Energy Efficiency Ratio (SEER): 20 SEER2
Noise Level: 41 dB
Installation and Maintenance: Pro install; R32 refrigerant; copper lines
Smart Features: Smart sensor; Alexa and WiFi enabled
#10
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Buying Guide for the Best 1 Ton Mini Split Air Conditioners
Choosing the right 1-ton mini-split air conditioner can make a significant difference in your comfort and energy efficiency. Mini-split air conditioners are great for cooling individual rooms or small spaces without the need for extensive ductwork. To find the best fit for your needs, it's important to understand the key specifications and how they impact performance and usability. Here are the main specs to consider when selecting a 1-ton mini-split air conditioner.Cooling Capacity (BTU)Cooling capacity, measured in British Thermal Units (BTU), indicates how much heat the air conditioner can remove from a room per hour. For a 1-ton mini-split, this typically translates to around 12,000 BTU. This spec is crucial because it determines the size of the room the unit can effectively cool. For a small room (up to 400 square feet), 12,000 BTU is usually sufficient. If your room is larger or has high ceilings, you might need a higher capacity unit or multiple units.
Energy Efficiency Ratio (EER) and Seasonal Energy Efficiency Ratio (SEER)EER and SEER ratings measure the energy efficiency of the air conditioner. EER is the ratio of cooling capacity to power input, while SEER is the ratio of cooling output over a typical cooling season to the total energy consumed. Higher ratings mean better efficiency and lower energy bills. Look for units with a SEER rating of at least 15 for good efficiency. If you prioritize energy savings and environmental impact, opt for the highest SEER rating you can afford.
Noise LevelNoise level, measured in decibels (dB), indicates how loud the unit will be during operation. This is important for maintaining a comfortable and quiet environment, especially in bedrooms or living areas. Mini-split air conditioners are generally quieter than traditional units, but it's still important to check the noise level. Units with noise levels below 30 dB are considered very quiet, while those between 30-50 dB are moderate. Choose a unit with a noise level that suits your tolerance and the room's purpose.
Air FiltersAir filters in mini-split air conditioners help remove dust, allergens, and other particles from the air, improving indoor air quality. This is particularly important for people with allergies or respiratory issues. Look for units with washable and reusable filters for easy maintenance. Some models also offer advanced filtration systems, such as HEPA filters or ionizers, which provide additional air purification. Choose a unit with a filtration system that meets your health needs and maintenance preferences.
Installation and MaintenanceInstallation and maintenance requirements can vary between models. Mini-split systems generally require professional installation, which can add to the initial cost. However, they are easier to install than traditional ducted systems. Consider the ease of access to components for regular maintenance, such as cleaning filters and checking refrigerant levels. Choose a unit with straightforward maintenance procedures to ensure long-term performance and reliability.
Smart FeaturesSmart features, such as Wi-Fi connectivity and remote control via smartphone apps, can enhance convenience and control. These features allow you to adjust settings, set schedules, and monitor energy usage from anywhere. Some units also integrate with smart home systems like Amazon Alexa or Google Assistant. If you value convenience and tech integration, look for units with these smart features. They can make managing your indoor climate easier and more efficient.
WarrantyA good warranty can provide peace of mind and protect your investment. Warranties typically cover parts and sometimes labor for a certain period, usually ranging from 1 to 10 years. Longer warranties often indicate better quality and reliability. Check what is covered under the warranty and for how long. Choose a unit with a comprehensive warranty to ensure support in case of any issues.