10 Best Wall Mounted Ductless AC Units 2025 in the United States

The PIONEER Diamante Series Ductless Mini-Split Air Conditioner offers a robust solution for both cooling and heating with its 12000 BTU/hour capacity. Its high energy efficiency is highlighted by a 19 SEER, making it an attractive option for those looking to save on energy costs. Additionally, the noise level is relatively low at 40 dB, which means it operates quietly, a significant plus for indoor comfort.

The included installation kit, which features a 16 ft. line set and other accessories, simplifies the installation process, although some users might still prefer professional installation for optimal performance. This unit is capable of servicing areas up to 450 square feet, making it suitable for small to medium-sized rooms or light commercial spaces. The remote control feature adds convenience, allowing users to adjust settings without having to interact directly with the unit.

However, its voltage requirement of 230V means it may not be compatible with all residential wiring setups without modification. Another consideration is the unit's weight of 81 pounds, which might necessitate additional support during mounting. Those seeking an efficient and relatively quiet ductless AC unit with ease of use and installation features will find the PIONEER Diamante Series a compelling choice.

The Senville AURA Series Mini Split Air Conditioner is a wall-mounted, ductless AC unit that offers a substantial cooling power of 24,000 BTU, making it suitable for large spaces up to 1250 square feet. It shines in energy efficiency with a SEER rating of 20.5 and an Energy Star certification, ensuring lower energy costs. The noise level is notably low at 36 dB, which is excellent for maintaining a peaceful environment in both residential and commercial settings.

Compatibility with Alexa adds a layer of convenience, allowing voice or app control for adjusting settings remotely. However, professional installation is necessary, which can add to the initial cost and complexity. Additionally, while the warranty covers parts for up to 7 years, it does not include labor costs, which could be a drawback for some users.

The set includes an indoor air handler, outdoor condenser, and a 16ft line set, but the remote control and WiFi kit are additional components that enhance its usability. Its versatile design fits various aesthetics, making it a robust choice for different applications.