10 Best 1 Ton Mini Split Air Conditioners 2026 in the United States

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.

The MRCOOL 12000 BTU Easy Pro Series mini split is a solid choice for anyone needing a compact heating and cooling solution for spaces up to about 550 square feet, like small homes, offices, or commercial rooms. Its 1-ton cooling capacity is standard for this size, and the included heat pump feature means you can use it year-round, which is convenient. At 43 decibels, it is relatively quiet, making it suitable for bedrooms or workspaces where noise matters. The unit uses R-454B refrigerant, which is more environmentally friendly, but its 2-star energy rating suggests it is not the most efficient model available, so it might cost a bit more to run compared to higher-rated units.

The Senville LETO Series 1-ton mini split air conditioner offers a solid cooling capacity of 12,000 BTU, making it suitable for rooms up to about 700 square feet, like bedrooms or small living areas. It stands out with a high energy efficiency rating (SEER of 19), which means it can help save on electricity bills compared to less efficient models. One of its quieter features is the low noise level of 22.5 decibels, so it won't disturb your daily activities or sleep. It includes useful smart features, such as Alexa compatibility, allowing you to control your unit remotely via voice or an app, adding convenience for tech-friendly homes.