Chassis: open frame or fitted with weatherproof housing.

Compressor: hermetic, semi-hermetic, scroll, screw, also available with built-in oil separator.

Evaporators: tube in tube, plate exchanger or shell and tube.

Fluids cooled: fresh water, sea water, low-temperature refrigeration solutions (glycol, calcium chloride, etc.).

Gas circuits: one or more, also with more than one compressor for each circuit.

Mechanical thermal expansion valve or, for circuits with more compressors and variable capacity, electronic expansion valve.

Built-in or remote air-cooled condenser, water-cooled condenser.

Refrigerants: R404A or R507A, R407C, R134A.

Hydraulic components: chillers can be equipped with built-in circulation pump, differential pressure switch, expansion vessel, shut off valve.