Product Overview
The SINKO SK-G2-3/4-S2 is a motorized control valve engineered for precise regulation of flow and pressure in industrial hydraulic and pneumatic process circuits. Manufactured by SINKO, this valve combines a robust valve body with an integrated electric actuator, enabling remote and automated modulation of media through a 3/4 inch line size. The SK-G2-3/4-S2 operates on a motor-driven actuation principle, translating electrical control signals into accurate spool or plug positioning for proportional flow control. It serves as a critical control element in process systems requiring dependable shut-off, throttling, or directional control, offering stable performance under continuous industrial duty cycles.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Motorized Control Valve (Hydraulic / Process & Pneumatic Valve) |
| Model Designation | SK-G2-3/4-S2 |
| Manufacturer | SINKO |
| Line Size / Port Connection | 3/4 inch (DN20) standard process connection |
| Actuation Type | Electric motorized actuator with integrated control |
| Operating Pressure | Standard Industrial Grade (up to rated bar per model series) |
| Mounting & Connection | Standard ISO / Manufacturer Interface |
| Control Function | Modulating / On-Off flow and pressure regulation |
Engineering Features & Advantages
- Precision Performance: Motorized actuation delivers accurate, repeatable positioning for fine flow and pressure modulation in demanding process loops, minimizing overshoot and hysteresis.
- Integrated Automation Ready: The electric actuator accepts standard control signals, enabling seamless integration into PLC, DCS, and SCADA-based process control architectures.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with a durable valve body and actuator housing resistant to vibration, thermal cycling, and media exposure.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM standards, ensuring drop-in replacement without piping or mounting modifications.
- Compact Modular Design: The 3/4 inch body size and integrated actuator reduce installation footprint while maintaining full stroke and response capability.
Typical Industrial Applications
The SINKO SK-G2-3/4-S2 motorized control valve is suited for a wide range of heavy industrial scenarios, including plastic injection molding machines requiring precise hydraulic flow control, metallurgical presses and rolling mills needing reliable pressure regulation, process and pneumatic skids in chemical and petrochemical plants, and CNC machine tools where automated coolant or hydraulic circuit modulation is essential. It is also applicable in construction and marine hydraulic systems demanding robust, remotely actuated valve control.
PRODUCT IMAGES

SINKO SK-G2-3/4-S2 Motorized Control Valve
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- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine SINKO SK-G2-3/4-S2 Solenoid Directional Valve. This Japan-made 24V DC hydraulic component features a 2-position, 4-way design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.