Key Details

We’ve serviced hundreds of REXROTH 4WS2EM10-45/75B2ET315Z8DM units over the years. Each one goes through the same controlled teardown, parts replacement, and testing process.

Why Repair With NC Servo

NC Servo Tech 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 4WS2EM10-45/75B2ET315Z8DM performance verification

Frequently Asked Questions

We regularly work on units with missing labels. Send us a few images and any visible part numbers, and we can usually match it.

You can send it as-is. We handle all cleaning and preparation as part of our standard process.

All repairs come with our standard 1-year parts and labor warranty. Contact us for specifics on your unit.

Yes. If the unit can’t be repaired, we contact you with options before doing anything further.

Inspection and root-cause analysis are part of our standard process. We identify the issue before starting any repair work.

Rebuild Steps

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

Testing and Bench Verification

NC Servo Tech 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 operational testing verifies spec-level operation.

Common Applications

Our trusted repair services for the REXROTH 4WS2EM10-45/75B2ET315Z8DM are trusted across various sectors including Manufacturing, Automotive, and Steel & Metals. We understand the unique demands of valves in these environments.

Maintenance Tips

  • Store spare REXROTH 4WS2EM10-45/75B2ET315Z8DM valves in a clean, dry environment to prevent corrosion and contamination.
  • Conduct thorough visual inspections for wear or leaks during routine maintenance.
  • Document all maintenance activities to track performance trends over time.

Let Us Repair Your REXROTH 4WS2EM10-45/75B2ET315Z8DM

Request pricing, availability, and turnaround for your REXROTH 4WS2EM10-45/75B2ET315Z8DM. NC Servo Tech provides warrantied repair with a 1-year warranty. Contact us to set up your repair.

NC Servo Tech 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.