Bstind DSG 01 Directional Valve

The DSG 01 directional valve is a compact, high-performance solenoid-operated hydraulic valve used to control the direction, start, and stop of oil flow in industrial systems. As a core control component, it directly determines the movement, positioning, and safety of hydraulic equipment.

BSTIND manufactures DSG 01 valves fully compatible with Yuken standards, providing a reliable and cost-effective alternative to yuken dsg 01, yuken directional valve dsg 01, and yuken solenoid valve dsg 01 across global applications. With identical mounting dimensions, matching hydraulic performance, and full model coverage, BSTIND ensures seamless replacement without system modification.

What is a DSG 01 Valve?

A DSG 01 valve is more than a simple on/off component — it is the core directional control element in a hydraulic system. It determines how hydraulic fluid flows through the system, directly influencing how actuators perform and respond.

Typical DSG 01 valve controls:

  • Flow direction (P → A / B ports)
  • Actuator movement (forward / reverse)
  • System start and stop functions
  • Load holding or pressure release

In short, it acts as the “control center” that defines how your hydraulic system operates in real time.

DSG-01 Technical Specifications

  • Maximum Pressure: 315 bar
  • Rated Flow: up to 63 L/min
  • Voltage Options: DC24V / AC110V / AC220V / AC240V
  • Frequency: 50/60 Hz
  • Mounting Standard: ISO
  • Protection Class: IP65
  • Operation: Continuous duty

DSG-01 Spool Valve Symbol

Characteristic curve

DMSG02-MO Outline and installation dimensions

Test condition:
Pressure: 7Mpa
Flow: 63 L/min
Viscosity: 35 cst
Voltage: 100% (Hot state)

For other proportion, pressure drop can refer ΔP` = ΔP (G`/0.85)

Why the Right DSG 01 Model Matters?

Selecting the correct DSG 01 model is critical for system performance, stability, and safety.Using the wrong configuration can lead to serious operational issues, such as:

  • Incorrect motion direction
  • Failure to maintain pressure or hold loads
  • Unstable system behavior
  • Increased safety risks during operation

👉 This is why understanding spool configuration and model structure is essential before selecting a valve.

DSG 01 Model Code Breakdown

A DSG 01 model code is not random — it is a structured engineering language. Each segment of the code represents a specific technical parameter, allowing engineers to quickly identify valve configuration, compatibility, and application suitability.

Model Code Structure Example: DSG-01-3C2-D24-N1-50

Code Meaning Engineering Significance
DSG Solenoid directional valve Defines valve type
01 Size Standard mounting interface (ISO pattern)
3C2 Spool type Determines internal oil flow path logic
D24 Voltage DC 24V coil
N1 Connection type Terminal box / wiring standard
50 Frequency 50 Hz (60 Hz optional)

Common DSG 01 Model Variations

This coding structure applies consistently across different configurations:

  • dsg 01 2b2 d24 n1 50
  • dsg 01 2b2 a240 n1 50
  • dsg 01 3c2 d24 n1 50
  • dsg 01 3c4 d24 n1 50
  • dsg 01 3c60 a240 n1 50

Each variation mainly differs in spool function, voltage, and control characteristics, while maintaining the same mounting size and interface.

Spool Types & Oil Flow Logic

The spool type defines the internal oil flow path inside the DSG 01 valve, directly controlling how hydraulic pressure is distributed between ports. In simple terms, it determines which ports are connected, blocked, or switched during operation, and therefore decides the actual movement direction and behavior of the actuator.Because of this, spool selection is one of the most critical factors in ensuring correct system performance, stability, and compatibility.

Function:

  • Simple open/close control
  • No center position

Oil flow behavior:

  • Energized → oil flows
  • De-energized → oil stops

Typical models:

  • dsg 01 2b2
  • dsg 01 2b2 d24
  • dsg 01 2b2 d24 n1 50
  • dsg 01 2b2 a240 n1 50

Function:

  • Controls forward and reverse motion

Oil flow logic:

  • Position 1 → P → A
  • Position 2 → P → B
  • Center → partial open flow

Typical models:

  • dsg 01 3c2
  • dsg 01 3c2 d24 n1 50
  • dsg 01 3c2 a240 n1 50
  • dsg 01 3c2 d24 70

Function:

  • All ports blocked in neutral position

Oil flow behavior:

  • Actuator stops and holds position

Typical models:

  • dsg 01 3c4
  • dsg 01 3c4 d24 n1 50
  • dsg 01 3c4 d24 50
  • dsg 01 3c4 a240 n1 50

Function:

  • Customized internal oil path

Typical models:

  • dsg 01 3c60
  • dsg 01 3c60 a240 n1 50
  • dsg 01 3c60 d12 7090

How to Select the Correct DSG 01 Valve? 

Selecting the correct DSG 01 valve is not just about matching a model code — it is about ensuring the valve behavior matches your hydraulic system function. A wrong selection may cause incorrect actuator movement, unstable pressure control, or system malfunction. Below is a simple engineering-based selection process.

Step 1 – Identify the Required Function

Start by understanding what the valve needs to achieve in your system:

  • 2B2 series → Simple ON/OFF or basic switching applications
  • 3C2 series → Standard directional control (most common industrial use)
  • 3C4 series → Load holding or more complex control logic

👉 This step defines the spool function, which is the core of hydraulic behavior.

Step 2 – Confirm Electrical Voltage

Match the coil voltage with your system power supply:

  • d24 → DC 24V systems (most industrial equipment)
  • a110 / a220 / a240 → AC power systems

👉 Incorrect voltage selection will prevent the valve from operating.

Step 3 – Check System Frequency

Ensure compatibility with your power standard:

  • 50 Hz → Standard in most regions
  • 60 Hz → Used in North America and specific industrial setups

Step 4 – Match Existing Valve Model (Replacement Cases)

If you are replacing an existing valve, always match the full model code.

Example:

  • Existing: yuken dsg 01 3c4 d24 n1 50
  • Replacement: BSTIND equivalent same specification

👉 No system redesign is required when all parameters match correctly.

DSG 01 Technical Drawing

Selecting the correct DSG 01 valve is not just about matching a model code — it is about ensuring the valve behavior matches your hydraulic system function. A wrong selection may cause incorrect actuator movement, unstable pressure control, or system malfunction. Below is a simple engineering-based selection process.

DSG-02-DC-H Outline and installation dimensions

DSG02-AC-H Outline and installation dimensions

DSG02-DC-B Outline and installation dimensions

DSG02-AC-B Outline and installation dimensions

Standard Mounting Specifications

  • Port identification: P / A / B / T (standard hydraulic port layout)
  • Bolt spacing: ISO-standard mounting pattern for DSG 01 series
  • Overall dimensions: Consistent compact design for easy system integration

👉 These standardized mounting features ensure full compatibility with Yuken DSG 01 valves and allow direct replacement without redesigning the hydraulic interface.

Direct Replacement for Yuken DSG 01

BSTIND DSG 01 valves are designed for direct interchange with Yuken DSG 01 series valves in standard hydraulic systems. They are widely used as replacement options for common Yuken configurations without requiring system redesign.

Compatible Yuken Models

The BSTIND DSG 01 series is fully compatible with the Yuken DSG 01 directional valve platform, designed for direct replacement in standard hydraulic systems. It follows the same mounting, port, and electrical interface standards, ensuring smooth installation without system modification.

Typical Replaceable Configurations

BSTIND covers the most commonly used Yuken DSG 01 configurations, including standard spool and voltage combinations:

  • yuken dsg 01 2b2 d24 n1 50
  • yuken dsg 01 3c2 d24 n1 50
  • yuken dsg 01 3c4 d24 n1 50

Bstind vs Yuken Hydraulic Valve Manufacturers

BSTIND DSG 01 series is designed as a functional replacement for Yuken DSG 01 valves, maintaining equivalent hydraulic performance while offering a more cost-efficient sourcing option for industrial applications. Both products share the same installation interface and operating principles, ensuring compatibility in standard hydraulic systems without requiring design changes.

Feature BSTIND DSG 01 Yuken DSG 01
Compatibility Fully interchangeable with Yuken DSG 01 standard Original manufacturer specification
Hydraulic Performance Equivalent under standard operating conditions Industry benchmark performance
Installation No modification required Original system design
Lead Time Faster delivery Standard OEM lead time
Cost Position More competitive Premium pricing

DSG 01 Hydraulic Valve Applications

DSG 01 directional control valves are widely used in industrial hydraulic systems where precise flow direction control and reliable switching performance are required. They are commonly applied in equipment that demands stable operation under continuous or high-frequency working conditions.

Injection Molding Machines

Hydraulic Power Units

Construction Machinery

DSG 01 Directional Valve FAQ

DSG 01 valve is used to control the direction of hydraulic oil flow in industrial systems, allowing actuators to move forward, reverse, or stop.

DSG 01 3C2 refers to a 3-position directional valve that controls forward and reverse motion of hydraulic actuators with a defined spool structure.

2B2 is a simple 2-position ON/OFF valve, while 3C2 is a 3-position valve used for directional control including forward, reverse, and neutral functions.

Common reasons include incorrect voltage, coil damage, hydraulic oil contamination, or selecting the wrong spool type for the system.

Yes, the coil can be replaced if the valve body is still in good condition and there is no internal spool damage or leakage.

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