It sounds more complex than it is. Solar air conditioners are simply PV solar modules that generate power to run the AC compressor. This makes a lot of sense since the sun is often out when we use the AC the most. 

An evaporative cooler (also swamp cooler, desert cooler and wet air cooler) is a device that cools air through the evaporation of water. Evaporative cooling differs from typical air conditioning systems which use vapor-compre...

It comes in the form of a single box. It is easy to fit on a window or wall frame. This costs lesser than Split AC system, but is slightly noisier than Split AC. Not much scope for aesthetics – internally and externally for t...

A portable air conditioner is a self-contained free standing unit that typically sits within the area that is intended to be cooled – providing traditional ‘refrigerant driven’ air conditioned air.

Floor standing air conditioning units are compact and ideal for anyone wanting the convenience and access of positioning their unit closer to the floor. They can even be semi-recessed into the wall or in an unused fireplace. ...

The name itself, ductless means you do not need any duct work for such type units. Traditionally ductless systems used to come with wall mounted units, but in lot of application there may not be enough room on the wall for ai...