Key Details

We handle a wide range of REXROTH 4WS2EM10-40/45B2ET315Z85/M-37 units. Each one receives inspection, internal cleaning, and reconditioning before it ships.

Independent Repair Facility

We stock common wear parts in-house, so most rebuilds don’t require outside sourcing. Less waiting, faster turnaround.

Frequently Asked Questions

We confirm next steps with you if a unit can’t be rebuilt. No work proceeds without your approval.

Warranty coverage of our standard 1-year parts and labor warranty is included with every repair we complete.

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

We recommend sending pictures, especially if the model number is unclear or there is visible damage.

Yes. Every unit goes through diagnostic testing and we provide an assessment before moving forward.

Disassembly and Rebuild Procedure

Each valve goes through teardown to expose wear and buildup. After mineral bath cleaning, we replace damaged parts and reassemble the unit to spec.

  • Cleaning: Units go through a mineral bath, with ultrasonic cleaning used for delicate internals.
  • Final Performance Verification: After reassembly, each valve undergoes bench-testing against published performance specs.
  • Leak and Pressure Testing: The reassembled unit is leak-tested and pressure-tested to verify it meets published specs.
  • Seal and Gasket Replacement: Worn seals and gaskets are replaced with new components during every rebuild.

Hydraulic Testing Process

Each REXROTH 4WS2EM10-40/45B2ET315Z85/M-37 is tested on a dedicated flow bench before it ships. We check pressure, flow, leakage, and response characteristics against published specifications. Our functional testing verifies spec-level operation.

Industries We Serve

Our reliable repair services for the REXROTH 4WS2EM10-40/45B2ET315Z85/M-37 are trusted across various sectors including Marine, Aerospace, and Power Generation. We understand the unique demands of valves in these environments.

Turnaround and Shipping

As a dedicated source for REXROTH 4WS2EM10-40/45B2ET315Z85/M-37 services, NC Servo Tech targets quick resolution with typical lead times of 2 to 3 weeks. Benefit from our dedicated support team to keep your systems running smoothly.

Maintenance Tips

  • Replace inline filters according to maintenance schedules to maintain proper flow rates.
  • Store spare REXROTH 4WS2EM10-40/45B2ET315Z85/M-37 valves in a clean, dry environment to prevent corrosion and contamination.
  • Conduct thorough visual inspections for wear or leaks during routine maintenance.

Start Your REXROTH 4WS2EM10-40/45B2ET315Z85/M-37 Reconditioning Process

Request pricing, availability, and turnaround for your REXROTH 4WS2EM10-40/45B2ET315Z85/M-37. NC Servo Tech provides independent repair with a 1-year warranty. Contact us to request your repair.

Request a Quote View All REXROTH Products Shop REXROTH Inventory

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.