About This Unit

NC Servo provides repair and reconditioning for the REXROTH 4WE6D60/EG12N9K4. With in-house tooling and stocked parts, we keep turnaround times short.

Independent Repair Facility

Unlike OEM shops, we use our own inventory to handle most rebuilds. That cuts down on lead time and gets your unit back faster.

Frequently Asked Questions

Yes. Send us photos of the unit from multiple angles. Our team has serviced thousands of models and can often ID them visually.

Yes, rush service is available for an additional fee. Let us know your deadline when you submit your request.

No cleaning required. Our repair process includes disassembly and cleaning of all components.

Yes. Our repairs include a 12-month warranty on parts and labor covering parts and labor.

It depends on the unit and scope of work. We provide an estimated timeline after initial evaluation.

How We Rebuild This Valve

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

  • Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.
  • Final Performance Verification: After reassembly, each valve is bench-tested against published performance specifications.
  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.
  • Teardown: Every valve is disassembled for internal inspection.

Hydraulic Testing Process

With over a dozen dedicated flow test stands and a Hagenbush proportional valve system, we verify flow curves, hysteresis, frequency response, and more. Performance reports and graphs are available for purchase on request. Our performance testing verifies consistent performance.

REXROTH 4WE6D60/EG12N9K4 Specifications

Every REXROTH 4WE6D60/EG12N9K4 we service is tested under operating environments. Our diagnostics verify performance against published specifications. Specification sheets and Cycle life data are available for purchase upon request.

Lead Times and Support

As a dedicated source for REXROTH 4WE6D60/EG12N9K4 services, NC Servo targets quick resolution with typical lead times of 2 to 3 weeks. Benefit from our direct access to our technicians to keep your systems running smoothly.

In-House Inventory for REXROTH 4WE6D60/EG12N9K4

With more than 17,000 valve units in inventory, we can often provide faster turnaround by sourcing parts in-house rather than waiting on OEM lead times.

Maintenance Tips

  • Flush the hydraulic system after any major repair to remove debris before reinstalling the REXROTH 4WE6D60/EG12N9K4.
  • Replace inline filters according to maintenance schedules to maintain proper flow rates.
  • Schedule preventive maintenance intervals based on duty cycle, not just calendar time.

Start Your REXROTH 4WE6D60/EG12N9K4 Reconditioning Process

Request pricing, availability, and turnaround for your REXROTH 4WE6D60/EG12N9K4. NC Servo provides warrantied repair with a 1-year warranty. Contact us to set up your repair.

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NC Servo 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.