Inner check valve: The check valve inside the valve body is to insure the hydraulic oil not to be returned.
Inner relief valve: The relief valve inside the valve body is able to adjust the hydraulic system working pressure.
Oil way: Parallel circuit, power beyond option.
Control Way: Manual control, pneumatic control, hydraulic and electric control for optional.
Valve construction: monoblock construction, 1-8 levers.
Spool Function: O,Y, P,A.
Option: Hydraulic lock is available to be added on A and B port.
The valve is widely used in the hydraulic system of forklift, environment vehicle and light loading machines.