The ATOS HQ-022 is a high-performance, direct-acting pressure relief valve designed for modular mounting applications. As a CETOP 3 / ISO 4401-03 size valve, it integrates seamlessly into stacked hydraulic systems, providing a compact and efficient solution for pressure control. The HQ-022 is engineered to limit the maximum pressure within a hydraulic circuit, protecting components from overpressure and ensuring safe, reliable system operation. Its robust cartridge design and precise adjustment mechanism allow for accurate pressure setting and consistent performance in a wide range of industrial applications.