The vortex module-type air-cooled chilled water (heat pump) unit is based on modular technology and uses air as the cooling (heating) medium. It is an integrated central air conditioning equipment that can be used as both a cooling (heating) source and a combined unit. This unit can be combined with fan coil units, cabinet-type, ceiling-mounted air handling units, and fresh air units to form a semi-centralized air conditioning system. Product features 1) Module combination,