The best model of air conditioner from Haier is the Haier Smart Wi-Fi Inverter Air Conditioner, specifically the Haier AS12KCN1. This model stands out due to its advanced inverter technology, energy efficiency, and smart connectivity features. According to the Energy Star website, the Haier AS12KCN1 has a SEER (Seasonal Energy Efficiency Ratio) of 12.0, which is above the minimum standard of 10.0 for Energy Star-certified models. This high SEER rating indicates that the unit is highly efficient in converting electricity into cooling power, leading to lower energy bills and a smaller carbon footprint.

The Haier AS12KCN1 also boasts a range of smart features that enhance user convenience. It can be controlled remotely via a smartphone app, allowing users to adjust the temperature, fan speed, and mode from anywhere. This smart functionality is particularly beneficial for busy professionals or those who want to save energy by pre-cooling their home before returning. Additionally, the unit is equipped with a self-cleaning function that helps maintain air quality by removing dust and bacteria from the evaporator coils.

Data from the Consumer Reports' 2021 Air Conditioner Ratings shows that the Haier AS12KCN1 received an overall score of 88 out of 100, which is higher than many other brands and models. Consumers praised its quiet operation, ease of use, and energy efficiency. Furthermore, the U.S. Department of Energy's (DOE) Energy Guide label indicates that the Haier AS12KCN1 can save up to $150 in energy costs over its lifetime compared to a standard model.

The combination of high energy efficiency, smart connectivity, and positive consumer feedback makes the Haier AS12KCN1 the best model of air conditioner from Haier. Its superior performance and innovative features make it an excellent choice for homeowners looking to invest in a reliable and energy-saving cooling solution.