York manufactures various products of heating and cooling, indoor air quality, and thermostats. Its product line includes air conditioners, air handlers, evaporator coils, furnaces, heat pumps, mini-split systems, packaging units, energy recovery ventilator, heat recovery ventilator, hybrid electronic air cleaner, media air cleaners, steam humidifiers, ultraviolet air treatment system, whole house bypass humidifiers, whole-house dehumidifiers, steam humidifiers, and fan-powered humidifiers. In addition to this, it supplies HX touch screen thermostats.