A check valve permits flow from the directional-valve connection at port 2 towards the load at port 1. A pilot-assisted relief section controls return flow from port 1 to port 2. Pressure at pilot port 3 influences the effective relief setting.
YCW4 fine control load holding cartridge valves with 3:1 and 4:1 and 9:1 pilot-ratio options. Match the complete designation and cavity to the hydraulic circuit.
Use the model comparisons below with the linked manufacturer catalogue. Send the complete designation and application details for selection support.