Yuken Servo Valve Repair & Sales | Proportional Valve Repair & Sales | NC Servo Technology

Yuken Servo Valve Repair & Sales

Independent repair specialists for Yuken servo valves, proportional valves, and electrohydraulic control systems. Expert service with rapid turnaround and a full one-year warranty.

Get a Quote
0

Years Experience

13

Test Stands

1yr

Warranty

Japanese Hydraulic Valve Specialists

Yuken Servo Valve Repair & Sales

NC Servo Technology has serviced Yuken hydraulic valves for nearly 50 years. As an independent repair provider, we offer faster turnaround than manufacturer service while restoring your Yuken valves to manufacturer specifications.

We diagnose, rebuild, and test Yuken servo valves, proportional valves, directional control valves, pressure control valves, and flow control valves. Our technicians service current production and discontinued models from this Japanese manufacturer founded in 1929, supporting older systems no longer covered by OEM service.

Get Started Today

Yuken hydraulic valve
Service Offerings

What We Repair

Yuken Servo Valve Repair & Sales

Rebuild services and refurbished units for Yuken servo valves with linear motor drive systems. Torque motor replacement, spool restoration, and flow testing. Stock available from our 19,000+ unit inventory.

Yuken Proportional Valve Repair & Sales

Service for Yuken proportional valves including OBE EL series with LVDT feedback. Coil replacement, spool reconditioning, and closed-loop control verification. Refurbished valves ready for shipment.

Technical Capabilities

Why Choose NC Servo for Yuken Repairs

Multi-Brand Expertise

Service Yuken valves alongside Moog, Bosch Rexroth, Parker, Vickers, and other manufacturers. Cross-reference capabilities when sourcing alternatives for discontinued Yuken models.

Linear Motor Technology

Deep knowledge of Yuken's linear motor servo valve design. Expertise in servicing direct-drive spool systems for high response and accurate control applications.

LVDT Feedback Systems

Experience with Yuken OBE EL proportional valves featuring LVDT position feedback. Calibration and testing of closed-loop control systems for high accuracy applications.

Hagen-Busch hydraulic test stand
Quality Assurance

Testing Every Yuken Valve

Every Yuken valve is tested on hydraulic test stands before shipment.

Our testing infrastructure includes 13 hydraulic test stands capable of simulating real-world operating conditions. We verify flow rates, pressure response, null position accuracy, and LVDT feedback signals across the valve's operating range. Linear motor servo valves are tested for response characteristics and contamination resistance.

Common Questions

Yuken Servo Valve Repair & Sales FAQ

What Yuken valve series do you repair?

We service all Yuken servo valves, proportional valves, directional control valves, pressure control valves, and flow control valves. This includes OBE EL series proportional valves with LVDT feedback and linear motor servo valves. We repair both current production models and discontinued units no longer supported by the manufacturer.

Can you service Yuken proportional valves with LVDT feedback?

Yes, we service Yuken OBE EL series proportional valves with LVDT position feedback. Our technicians calibrate closed-loop control systems and verify feedback signal accuracy for high-accuracy applications.

What if you don't have my exact Yuken valve in stock for sales?

Our multi-manufacturer expertise means we can source equivalent alternatives from Moog, Bosch Rexroth, Parker, or Vickers that integrate with your system. We advise on compatible specifications and ensure proper fit for your application.

How fast is rush turnaround for Yuken valve repair?

Rush service for Yuken valve repair varies by unit condition and parts availability. Contact us with your model number for current lead times. After evaluation, we can discuss rebuilt unit options from our inventory if faster turnaround is needed.

Do you service older Yuken valves from older systems?

Yes, we service discontinued Yuken hydraulic valves and older systems. Our experience spans decades of Yuken production from this Japanese manufacturer founded in 1929, including models no longer supported by OEM service channels.

What warranty comes with Yuken servo valve repair and proportional valve repair?

All Yuken servo valve repair and proportional valve repair services include a full one-year warranty covering parts and labor. Every unit is tested on our hydraulic test stands before shipment.

Do you offer exchange programs for Yuken valves?

After evaluation, if your unit is not economical to repair or if you need faster turnaround, we can discuss purchasing a rebuilt unit from stock. Core credit may be available based on your unit's condition and parts value.

Get Started

Request a Quote for Yuken Valve Repair

Send us your Yuken valve model number and we'll provide accurate pricing after diagnostics.

Get Your Free Quote

Fill out the form below and we'll get back to you within 24 hours with a detailed repair quote.