Repair Procedure

We specialize in the overhaul of your REXROTH 4WS2EM10-5X/45B11ET315K31EV, including the replacement of all necessary gaskets and worn components.

About Our Shop

NC Servo Technology specializes in both valves and electronic controls, which lets us operate without the delays of OEM service centers.

Factory-level test stands dedicated to REXROTH 4WS2EM10-5X/45B11ET315K31EV performance verification

Frequently Asked Questions

Yes, a 12-month warranty on parts and labor is standard on all repairs. Details are provided with your service report.

Yes. Our technicians can often identify units based on photos, dimensions, or manufacturer markings. Send a photo before shipping to speed up intake.

Yes. We diagnose first, then provide a repair recommendation with our findings. No work begins without your approval.

Most repairs are completed within 1 to 3 weeks, depending on workload and parts availability.

In most cases, repair costs less than replacement, especially for legacy or OEM-specific models. We evaluate every unit and let you know what makes sense.

Repair Process

Our team disassembles each valve to assess internal wear. After ultrasonic cleaning, we install replacements and reassemble and verify operation.

  • Complete Disassembly: The unit is disassembled and all parts are laid out for individual inspection.
  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.
  • Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.
  • In-House Parts Sourcing: Many repairs use components sourced from our inventory of 17,000+ units.

Leak and Performance Testing

NC Servo Technology operates our 13-stand test facility, including setups for proportional and servo valves. Every valve goes through performance and leak testing using standard test fluids to match your operational needs. Our pre-shipment testing verifies proper functionality.

Lead Times and Support

As a focused repair facility for REXROTH 4WS2EM10-5X/45B11ET315K31EV services, NC Servo Technology targets quick resolution with typical lead times of 1 to 2 weeks. Benefit from our dedicated support team to keep your systems running smoothly.

Parts and Inventory

With over 17,000 valves in stock, we can often provide faster turnaround by sourcing parts in-house rather than waiting on OEM lead times.

Maintenance Tips

  • Keep hydraulic fluid clean and at proper levels for consistent valve operation.
  • Perform fluid analysis to detect contamination early and prevent system damage.
  • Check valve alignment carefully to prevent undue stress on internal components.

Let Us Repair Your REXROTH 4WS2EM10-5X/45B11ET315K31EV

Request pricing, availability, and turnaround for your REXROTH 4WS2EM10-5X/45B11ET315K31EV. NC Servo Technology provides warrantied repair with a 1-year warranty. Contact us to start your repair.

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NC Servo Technology is an independent third-party repair facility. We are not affiliated with, endorsed by, sponsored by, or authorized by REXROTH or any original equipment manufacturer (OEM), nor do we claim to be a REXROTH service center. All brand names, trademarks, model numbers, and part numbers referenced on this page are the property of their respective owners and are used solely for identification and compatibility purposes.