The Hiross 120C is a Class C filter element in Hiross's (often associated with Parker) compressed air precision filter series. It has a flow rate of 12 Nm³/min, a filtration accuracy of 0.01 μm, and a residual oil content of ≤0.003 ppm. It is used to adsorb oil vapor and odors.
Model designation: 120 indicates a rated flow rate of approximately 12 Nm³/min; the suffix C indicates activated carbon/adsorption grade (0.01 μm accuracy, removing oil mist and oil vapor).