Sequence valves are pressure-activated hydraulic valves that open to allow flow only when system pressure reaches a set threshold, supporting pressure-based function sequencing in fluid power systems. Key products include Parker SVH081, SVH101 and SVH161 series threaded cartridge sequence valves and pilot-operated SVH102/SVH162 pressure sequence valves with various adjustment styles and pilot/drain options. Parker sequence valves cover a range of pressures and mounting formats with hardened internal components designed for durability. The category offers genuine Parker valves with professional support and expedited shipping to industrial customers