Karbox closed type condensing units are manufactured to provide a base product for cooling and air-conditioning equipment manufacturers in order to form their own condensing groups. Products are easy to configure, assemble and maintain. The capacities are varying between 4 to 132kW. Copper tubes has inner grooved configuration. The material for the fins is aluminum. The fin distance is 2,1 or 2,5mm. Maximum operation pressure is 33barg. The fan diameters are Ø350, Ø400, Ø450, Ø500 and Ø630mm. Also there are options for low noise and monophase/triphase fan requirements. The protection class is IP44 for Ø350, Ø400 and 6 pole Ø450mm and IP54 for the others. Fans are compatible with ERP2015 regulation. Products can be purchased also with gold epoxy or hydrophilic fin upon request.