Set up in 1995, Tonglu Valves Manufactring Co.,Ltd. is one of the leading China directional valve manufacturer and supplier in Yongjia County of Zhejiang Province. We manufacture all products strictly conforming to the API, JIS, ANSI, BS, GB, NF and DIN standards. Our oem directional valves are available to users on request and are used for municipal works, petroleum, chemical industry, power station, metallurgy, national defense, and scientific research fields.

Hydraulic directional control valve
25 GPM, 3000 PSI
4-way, 2-position
Spring offset
Hand-lever operated
This Northman industrial 4-way valve is commonly used to extend and retract a double-acting hydraulic cylinder. It is actuated manually with the hand-lever. As a spring-offset valve, it will remain in its home position until shifted and held, returning to home when the lever is released.
The power consumption of the DC solenoid (D* and E*) is reduced. This will further promote your energy saving policy.
An innovative fluid reaction compensating mechanism assures reliable valve switching. (Patent pending)
Interchangeable with conventional products (30 designs)
The valve proper as well as such parts as a coil are interchangeable with the conventional ones in terms of a kit.

Hydraulic Directional Control Valve
16.8 GPM, 4500 PSI
4-Way, 3-Position
Spring Centered
Open Center Spool Type
This industrial hydraulic directional control valve conforms to the National Fluid Power Association (NFPA) D03 mounting pattern for subplate or manifold mounting. As a four-way valve, it is commonly used to extend and retract a double-acting hydraulic cylinder or to control a rotary hydraulic motor. As a spring-centered valve, it will remain in its home position with all-ports commonly connected until shifted electrically to one of two positions to either extend or retract a cylinder, returning to home when the power is removed. Its molded coils are moisture and dirt resistant. Indicating signal lights, manual override, bolt kit and electrical junction box are standard. The valve mounts on Northern Tool Subplate 203221 with 1/4in. NPT ports or 203231 with 3/8in. NPT ports.

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