A refrigeration system comprising: a predetermined amount of refrigerant; at least one evaporator unit operable to receive said refrigerant in a liquid state; at least two condensing units in fluid communication with said at least one evaporator unit and operable to receive said refrigerant in a gaseous state, each of said at least two condensing units comprising: a scroll compressor operable to pressurize the refrigeration system to cycle said refrigerant between said at least one evaporator unit and said at least two condensing units; a high-efficiency oil separator operable to separate oil from said scroll compressors from said refrigerant entering said condensers; said refrigeration system comprising: a liquid receiver unit (12b, 27) operable to store said refrigerant in a liquid state from said at least two condensing units; characterized in that said liquid receiver unit (12b, 27) is operable to receive refrigerant in a liquid state from said at least two condensing units and to distribute the liquid refrigerant back through said at least two condensing units to provide said at least one evaporator with a subcooled liquid refrigerant. a predetermined amount of refrigerant; at least one evaporator unit operable to receive said refrigerant in a liquid state; at least two condensing units in fluid communication with said at least one evaporator unit and operable to receive said refrigerant in a gaseous state, each of said at least two condensing units comprising: a scroll compressor operable to pressurize the refrigeration system to cycle said refrigerant between said at least one evaporator unit and said at least two condensing units; a high-efficiency oil separator operable to separate oil from said scroll compressors from said refrigerant entering said condensers; said refrigeration system comprising: a liquid receiver unit (12b, 27) operable to store said refrigerant in a liquid state from said at least two condensing units; characterized in that said liquid receiver unit (12b, 27) is operable to receive refrigerant in a liquid state from said at least two condensing units and to distribute the liquid refrigerant back through said at least two condensing units to provide said at least one evaporator with a subcooled liquid refrigerant. a scroll compressor operable to pressurize the refrigeration system to cycle said refrigerant between said at least one evaporator unit and said at least two condensing units; a high-efficiency oil separator operable to separate oil from said scroll compressors from said refrigerant entering said condensers; said refrigeration system comprising: a liquid receiver unit (12b, 27) operable to store said refrigerant in a liquid state from said at least two condensing units; characterized in that said liquid receiver unit (12b, 27) is operable to receive refrigerant in a liquid state from said at least two condensing units and to distribute the liquid refrigerant back through said at least two condensing units to provide said at least one evaporator with a subcooled liquid refrigerant. a liquid receiver unit (12b, 27) operable to store said refrigerant in a liquid state from said at least two condensing units; characterized in that said liquid receiver unit (12b, 27) is operable to receive refrigerant in a liquid state from said at least two condensing units and to distribute the liquid refrigerant back through said at least two condensing units to provide said at least one evaporator with a subcooled liquid refrigerant.