Equipped with a pilot valve for the hydraulic and electrical control system of coal mine supports, it complies with GB/T3836.1-2021 and GB/T3836.4-2021 regulations, with a protection level of up to IP65, suitable for complex underground working environments in coal mining.

Matched with HAWE type load sensitive proportional multi way valve, its output force and displacement are proportional to the input current within the rated stroke and rated current range.

Parallel replacement HAWE type bypass valves are widely used in various construction machinery.