Yuken Type DSG-01 DSG-02 DSG-03 Solenoid Valves For Fydraulic System
Brand: Yishg
Product origin: China
Delivery time: 10-30day
Supply capacity: 300 Pcs/Day
Model: DSG-01 DSG-02 DSG-03
Max Displacement:120 L/Min-300 L/Min
Max Working Pressure: 25Mpa-35 Mpa
Shaft Speed Range: 100 Cycles/Min-120 Cycles/Min
Control Type: Direct Current Coil
Product Type: Hydraulic Valves
Material: Cast iron
Plagued by Long OEM Lead Times for Yuken Solenoid Valves? Restore System Responsiveness Now!
When a directional control valve undergoes coil failure or spool seizure in your automated production line, plastic injection molders, or heavy hydraulic press circuits, waiting 12 to 16 weeks for original Japanese imports severely bleeds your facility's daily profitability.
Our premium Yuken-type DSG-01, DSG-02, and DSG-03 Series Solenoid Operated Valves offer an absolute 100% "drop-in" physical alternative. Manufactured in our specialized ISO-compliant facility with 9+ years of micro-tolerance engineering heritage, these valves restore equivalent original pressure thresholds and snappy millisecond shifting loops—slashing your procurement and MRO maintenance budget by up to 70%.
100% Mechanical Interchangeability: Built to standard ISO 4401 subplate layout specifications. Mounts directly onto your existing block manifolds with zero line adjustments.
Massive Warehousing & Stocking: Core setups for standard spool variants (3C2, 3C4, 2D2) and multiple voltage arrays are pre-built and dispatched globally within 24-48 hours.
Technical Parameters & Operational Comparison
Cross-verify your application flow and manifold spacing against our master engineering parameter matrix below to guarantee a precise fitment:
| Model Size Code | Standard Interface Fit | Max Operating Pressure | Max Flow Capacity | Core Automation Application Scene |
|---|---|---|---|---|
| DSG-01 | 1/8" (NG6 / Cetop 3 / ISO 4401-03) | 31.5 MPa (315 bar) | 63 L/min (16.6 GPM) | Compact power units, pilot signals, fast clamping lines. |
| DSG-02 | 1/4" (Special Mid-Sized Interface) | 25.0 MPa (250 bar) | 80 L/min (21.1 GPM) | Machine tools, packaging gear, bespoke testing circuits. |
| DSG-03 | 3/8" (NG10 / Cetop 5 / ISO 4401-05) | 31.5 MPa (315 bar) | 120 L/min (31.7 GPM) | Heavy injection molding, large iron presses, marine winches. |
Standard Ordering Code Breakdown Strategy
| Nomenclature Element | Technical Attribute Options | Hydraulic Functional Match |
|---|---|---|
| Spool Function Type | 3C2 (Closed center) / 3C4 (Open/T-center) / 2D2 (2-Position) | Governs neutral fluid routing behavior (holding locks vs circuit bypasses). |
| Solenoid Coil Voltage | A220 (AC 220V) / D24 (DC 24V) / A110 (AC 110V) | Integrates straight into your plant's electric PLC cabinet relays. |
| Electrical Conduit Type | N (Conduit Box style) / N1 (Box with LED Signal Indicators) | Enables immediate on-site dynamic diagnostic checks for operators. |
Precision Tooling: Engineered for Consistent High-Frequency Shifting
Directional valves act as the executive switching nodes of any automated hydraulic circuit. Cheap third-party traders supply cast-iron frames with unground landing thresholds, causing severe block-to-block parasitic leakage and premature actuation drift. We eradicate these vulnerabilities at our manufacturing base:
Micron Spool-to-Bore Match Honing: Every alloy-steel valve spool undergoes high-precision vertical honing to tolerances within 1-2 microns. This preserves tight hydrodynamic fluid barrier seals, reducing internal cross-port leakage.
Premium Immersive Wet-Armature Design: Solenoid armatures are entirely encapsulated and operate directly in systemic oil fluid. This provides natural lubricating buffering, cushions internal switching shock, and drops operational noise below 65 dB.
100% Full-Pressure Shifting Tests: Prior to wood-crate packing, every individual DSG assembly is checked on our test stand under its peak 31.5 MPa rated structural loads to rule out stroke response lag.
Pro Engineering Insight: Explaining the Destructive AC "Coil Burnout Loop"
When should you execute a hot swap? If your actuators start experiencing intermittent stroke stalls, high thermal leakage buildup at the manifold, or your electrical control breakers repeatedly trip on the A220 relay line, mechanical spool wear has set in.
However, if microscopic particulate silt or varnish contamination gets wedged inside the valve channels, the spool arm jams and the armature core cannot close its loop. The massive inrush current continues to surge unchecked, rapidly overheating the internal copper coils and melting the insulation windings within minutes.
Mandatory Protection Protocol: Always clear manifold block mounting faces, double-check fluid cleanliness index scales, and replace oil elements concurrently with new valve integration to stop particulate jam risks entirely.
Frequently Asked Questions: DSG Series Solenoid Valves
1. Is your DSG-01, DSG-02, and DSG-03 valves fully interchangeable with original Yuken brands? +
2. Why do AC 220V/110V coils burn out so quickly on directional valves, and how do you prevent this? +
3. What is the typical shipping timeline for emergency factory replacement orders? +
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