R900909906 Bosch Rexroth 4WE10U3X/CW230N9K4 - Directional spool valves
The Bosch Rexroth 4WE10U3X/CW230N9K4 (Part Number: R900909906) is a direct-operated directional spool valve engineered to govern fluid direction, start, and stop in heavy-duty hydraulic circuits. Designed for standard ISO 4401-05 (Cetop 5 / NFPA D05) subplate mounting interfaces, this 4-way valve features an AC wet-pin solenoid setup operating directly on 230V AC (50/60Hz). Its "U" spool configuration provides specific port-to-port crossover flow paths during shift states, rendering it ideal for reliable power unit and machinery circuit actuation without needing external DC rectifiers.
Specification | Parameter / Value |
|---|---|
Manufacturer | Bosch Rexroth |
Material Part Number (MNR) | R900909906 |
Model Code | 4WE10U3X/CW230N9K4 |
Valve Type | Solenoid Operated Directional Spool Valve |
Nominal Size (NG) | Size 10 / Cetop 5 (ISO 4401-05-04-0-05 / NFPA D05) |
Number of Ports / Positions | 4-Way / 3-Position (4/3) |
Spool Symbol | U |
Component Series | 3X (Series 30 to 39) |
Operating Voltage | 230 V AC, 50/60 Hz (W230) |
Max Operating Pressure | Ports P, A, B: 315 bar (4569 PSI) / Port T: 210 bar |
Max Flow Rate | Up to 120 L/min (31.7 GPM) |
Solenoid Type | High-power wet-pin AC solenoids (oil-immersed) |
Manual Override | Protected Manual Override (N9) |
Electrical Connection | 3-pole (2 + PE) connector per DIN EN 175301-803 (Form A / K4 without mating plug) |
Sealing Material | NBR Seals (Buna-N Nitrile Rubber) |
Weight | Approx. 4.35 kg (9.6 lbs) |

Ssaoco Dammam
- Started from: Jul 10, 2025



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