Njengoba sonke sazi, lapho kukhona irobhothi lokushisela i-fiber laser, kune-air cooled chiller. I-CWFL-1500 air cooled chiller ekhethwe nguMnu. Watson yaziwa ngokulawula kwayo okunembayo kwezinga lokushisa okungu-±0.5℃ nokusebenza kokupholisa okuzinzile.