An air cooled water chiller has a condenser that is cooled by the climate air. Little or medium establishments like the air-cooled chillers; however, of late, the quality improvement in their construction permits the use, in a measured kind, of huge establishments too. An air-cooled chiller is favoured, particularly when there isn't sufficient water or the water is over the top expensive. The water-cooled chillers have a water-cooled condenser associated with cooling towers and are generally liked for medium and enormous establishments where water is adequate. Furthermore, they are additionally appreciated in cases that are requested consistent execution of the framework, freely of the encompassing temperature (mechanical cooling, cooling of computerized frameworks and so forth), on the grounds that the surrounding temperature vacillations do not influence the limit of the water-cooled chillers.