ID 1.63mm

Precision-engineered 1/8 inch O.D. copper capillary tube with a 1.63mm inner diameter, designed to regulate refrigerant flow in specialized HVAC equipment. It features a high-purity seamless copper build that resists internal oxidation and promotes efficient heat exchange. The exact sizing ensures proper pressure reduction between the condenser and evaporator coils for balanced system operation. An essential replacement part for maintaining energy efficiency in refrigeration loops.