Rexroth Proportional Solenoid Directional Valve
Product Models
4WRZ10E85-7X/6EG24N9ETK4/M
4WRZ10E1-50-7X/6EG24N9K4/M
4WRZ10E1-50-7X/6EG24N9EK4/D3M
Product Specifications
| Attribute |
Value |
| Processing & Customization |
Yes |
| Type |
Proportional valve |
| Material |
Cast steel |
| Brand |
REXROTH |
| Scope of Application |
Hydraulic system |
| Product Alias |
Proportional directional valve |
| Applicable Medium |
Oil products |
| Applicable Temperature |
Normal temperature (℃) |
| Nominal Pressure |
Normal pressure (MPa) |
| Nominal Diameter |
6-way diameter (mm) |
| Installation type |
Threaded installation |
| Operating Temperature |
Room temperature |
| Type (channel location) |
Straight through type |
![4WRZ10E85-7X
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Compatible Models
4WRZ10E50-70/6EG24N9ETK4/M
4WRZ10E50-70/6EG24N9EK4/D3M
4WRZ10E50-70/6EG24N9EK4/M
4WRZ10E50-70/6EG24N9K4/D3M
4WRZ10E50-70/6EG24N9K4/M
4WRZ10E25-70/6EG24N9EK4/M
4WRZ10E25-70/6EG24N9K4/D3M
h4WRZ10E25-70/6EG24N9K4/M
4WRZ10W6A85-7X/6EG24N9K4/D3M
4WRZ10W6A50-7X/6EG24N9K4/M
4WRZ10W6A25-7X/6EG24N9K4/M
4WRZ10EA50-7X/6EG24N9K4/M
4WRZ10W9-85-7X/6EG24N9K4/D3M
4WRZ10EA25-7X/6EG24N9K4/M
4WRZ10W9-85-7X/6EG24N9EK4/M
4WRZ10W9-85-7X/6EG24N9K4/M
4WRZ10W9-50-7X/6EG24N9EK4/M
4WRZ10W9-50-7X/6EG24N9K4/D3M
4WRZ10W9-50-7X/6EG24N9K4/M
4WRZ10W9-25-7X/6EG24N9EK4/M
4WRZ10W9-25-7X/6EG24N9K4/D3M
4WRZ10W9-25-7X/6EG24N9K4/M
Frequently Asked Questions
Q: Why is the 4WRZ10 not responding to the electrical signal?
A: Possible causes: incorrect wiring, power supply failure, faulty amplifier, damaged solenoid, or spool sticking; verify each component sequentially.
Q: How to replace the seals of the 4WRZ10?
A: Order Rexroth's original seal kits, disassemble the valve, remove old seals, clean seal grooves, and install new seals (ensure compatibility with hydraulic fluid).
Q: What is the cause of erratic flow control?
A: Air in the hydraulic system, fluctuating input signal, contaminated fluid, worn spool, or faulty position feedback sensor.
Q: How to bleed air from the 4WRZ10 valve?
A: Operate the valve at low pressure with the actuator extended/retracted fully, opening bleeder valves (if available) until a steady fluid flow (without bubbles) is observed.
Q: Why is the valve overheating?
A: Excessive pressure drop, blocked drain port, insufficient fluid flow, or a faulty solenoid drawing excess current.
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