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HSSD4 series Monoblock Directional Control Valve
HSSD4 series Monoblock Directional Control Valve
Series Of Pictures
The HSSD4 is a high-performance hydraulic monoblock valve engineered for stability and efficiency. As part of the versatile HSSD series—which covers a broad flow range of 30-400 L/min to meet different flow requirements—this specific model delivers a nominal flow rate of 45 L/min. Manufactured as a one-section monoblock structure, this directional control valve features a compact, heavy, and simple design. Sourced from a leading monoblock valve supplier, the HSSD4 is highly adaptable and can be configured with a variety of control methods, including manual, cable, pneumatic, electro-hydraulic, and solenoid control. It is designed for use in either open or closed centre hydraulic systems, ensuring stable performance across diverse operational environments.

Series Advantages
Product Advantages
Compact & Robust Build: Features a compact, heavy, and simple design that allows for easy installation in space-restricted environments while maintaining rugged durability.
Versatile Control Options: Provides immense flexibility with a variety of control methods to choose from, including standard manual handles, pneumatic control, electro-hydraulic control, solenoid control, and flexible cables (standard length 1.5m, customizable).
High Temperature Tolerance: Delivers highly stable performance in extreme environmental conditions, with an operational ambient temperature range spanning from -40°C all the way to 80°C.
Flexible Spool & Returning Types: Offers highly customizable configurations, including 2, 3, or 4-position spools with double or single acting types, and returning options like spring return or detent locking
Versatile Control Options: Provides immense flexibility with a variety of control methods to choose from, including standard manual handles, pneumatic control, electro-hydraulic control, solenoid control, and flexible cables (standard length 1.5m, customizable).
High Temperature Tolerance: Delivers highly stable performance in extreme environmental conditions, with an operational ambient temperature range spanning from -40°C all the way to 80°C.
Flexible Spool & Returning Types: Offers highly customizable configurations, including 2, 3, or 4-position spools with double or single acting types, and returning options like spring return or detent locking
Technical Specifications
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Structure: Monoblock, one section
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Circuit Type: Parallel
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Nominal Flow Rate: 45 L/min (12 US GPM)
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Maximum Operating Pressure: 250 bar (3600 psi)
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Operating Viscosity Range: 15 to 75 mm²/s (cst)
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Minimum Viscosity: 12 mm²/s (cst)
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Maximum Viscosity: 400 mm²/s (cst)
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Ambient Temperature Range: -40°C to 80°C (-40°F to 176°F)
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Relief Valve Set Pressure: 100-250 bar
Application Industries

Application Scenarios
Adaptable Work Scenarios: Thanks to its compact footprint and stable performance, this monoblock directional control valve can be used in a variety of work scenarios.
System Integration: Perfectly suited for integration into both open or closed centre hydraulic systems.
Parallel Circuit Applications: Designed specifically for machinery and hydraulic setups that utilize a parallel circuit type.
