EMG SV1/SV2 Series Hydraulic Pressure Control Valve Replacement | Proportional Relief Valve

Genlu Hydraulic proudly introduces our industrial-grade SV1 and SV2 Series pressure control valves. This series is fully engineered to match global standards, providing a seamless, high-value drop-in replacement for EMG original equipment, covering the complete range of hydraulic pressure-regulating and servo-control applications. We specifically highlight our supply capability for precision-tuned units such as the SV1-10/48/315/1 and SV1-06/05/210/5/DE.

As the “brain” of hydraulic pressure regulation, the EMG-series valves are renowned for their elite stability and rapid dynamic response. Genlu guarantees 100% Drop-in Interchangeability across mounting footprints, port layouts, solenoid characteristics, and pressure-regulation logic compared to original EMG SV1/SV2 assemblies. Every control valve undergoes 100% full-stroke pressure-cycling and response-time calibration on our digital test benches, certifying elite consistency for your critical servo-control loops.

Technical Specifications 

• Product Series: EMG SV1 / SV2 Series Pressure Control Valve

• Representative Models: SV1-10/48/315/1, SV1-06/05/210/5/DE, SV1-16, SV2-20

• Nominal Pressure Rating: Up to 315 bar (Model-dependent)

• Nominal Size: 06, 10, 16, 20 mm

• Control Voltage: 24V DC / 48V DC

• Pressure Adjustment Accuracy: < ±1% of full range

• Mounting Configuration: Sub-plate / Sandwich Mounting

• Fluid Compatibility: ISO-standard mineral hydraulic oils

Key Technical Advantages:

• High-Dynamic Response: The internal pilot stage and main spool are optimized via CFD (Computational Fluid Dynamics), significantly improving opening/closing reaction speeds and eliminating latency in closed-loop systems.

• Superior Pressure Stability: Constructed with fatigue-resistant alloy-steel spring seats, ensuring that set-pressure points remain drift-free even under prolonged, intense pressure-cycling conditions.

• Contamination-Resistant Design: The pilot-stage orifice features an enhanced geometry that provides elite resistance to clogging, preventing common spool-sticking issues caused by microscopic debris.

• Modular Drop-in Interchangeability: Strictly compliant with EMG mounting standards, these units integrate into existing valve blocks without requiring any modification, ensuring true “Plug-and-Play” efficiency.

Application Areas:

• Electro-Hydraulic Servo Systems: Pressure control for steel-rolling mills and high-precision injection molding.

• High-Pressure Relief & Unloading: Rapid-response safety relief and multi-stage pressure adjustment applications.

• Automated Test Rigs: Performance testing and load-pressure regulation for hydraulic components.

Expert Maintenance Tips:

• Maintain Filtration: Pilot stages are highly sensitive. Ensure your system utilizes 10μm filtration and monitor filter differential pressure every 6 months to prevent fluid-borne contamination.

• Follow Adjustment Protocols: Always loosen the locking nut before adjusting the pressure handwheel. Attempting to force adjustments under locking torque will permanently damage internal threads.

• Secure Electrical Integrity: Vibration can cause loose contacts in DIN connectors, increasing resistance and degrading signal accuracy. Periodically inspect and tighten electrical terminals and ensure connector seals are intact to prevent moisture ingress.

Related Models：

SV2-10/64/210/6
SV1-10/8/120/1
SV1-10/8/315/1
SV1-10/48/315/6
SV1-10/16/100/6
SV1/10/16/120/6