When your home doesn’t have central AC, a window air conditioning unit can be a lifesaver. The only problem: Not all window air conditioners are created equal—or deliver on their promises. That’s why ...

These redesigned cold pump NEMA 12 air conditioners are used on industrial electronic control cabinets and have a digital thermostat, flashing high temperature alarm and auto-reset thermal overload ...

Air-conditioner manufacturers and energy efficiency advocates have reached an agreement on consensus federal equipment efficiency standards for air-conditioners and ...

After reinvigorating air conditioner compressors with digital inverters—lowering power usage and bolstering cooling—semiconductors are ready to enable intelligent air conditioning systems that can see ...

With much of the country in the grips of a massive heat wave, many people who have air conditioners in their homes are running them overtime. But these extreme temperatures present a significant ...

A promising replacement for the toxic and flammable greenhouse gases that are used in most refrigerators and air conditioners has been identified. A promising replacement for the toxic and flammable ...

Find the right window air conditioner for your space and you’ll stay cool all summer long—and save a bundle in the process. Our editors and experts handpick every product we feature. We may earn a ...