Bosch Rexroth 4WRLE Valve, Comparing Old vs. New Model | Tech Talks

Rob Panzarella, Airline's Fluid Systems General Manager, walks through the similarities and differences between the old (4WRLE-3X) and new model (4WRLE-4X) of the Bosch Rexroth 4WRLE Valve.

Use this free Bosch Rexroth hydraulics training to be better prepared when switching from the 4WRLE-3X model to the 4WRLE-4X.

Some similarities include the 7-pin electrical connector and the spool designations.

Differences on the newer model include: Cabling changed to standard M12, the feedback device has changed, the internal and external pilot and drain designations, a better flowrate, and longer bolt heights.

If you need help switching from a 3X to 4X valve, or have questions about your hydraulic application, feel free to reach out for help here - https://bit.ly/3H7BK8s

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Airline Hydraulics Corp. is a leading provider of innovative technical solutions for our customers across all industries. We offer components, engineered systems, and services in the technology areas of fluid power, automation & control, structural systems, and machine safeguarding. As an ISO 9001:2015 certified company, we're committed to supplying quality parts, services, and equipment repairs to optimize our customers' productivity and safety. Learn more about Airline at https://www.airlinehyd.com/