R900593804 Bosch Rexroth 4WE10R3X/CW230N9K4 - Directional spool valves
The Bosch Rexroth 4WE10R3X/CW230N9K4 (Part No. R900593804) is a direct-operated directional spool valve engineered to govern the direction, start, and stop of fluid flow in industrial hydraulic systems. Designed for Size 10 (NG10 / ISO 4401-05 / CETOP 05) standard subplate mountings, this valve is powered by heavy-duty wet-pin 230V AC solenoids. Its detachable coils can be safely rotated or serviced without opening or breaching the pressure-sealed fluid chamber.
Configured with an "R" spool symbol layout (4-way, 3-position, spring-centered setup), it connects line P to line A and line B to line T in the neutral position. This configuration enables specific fluid recirculation and system unloading paths during idle states. Its heavy-duty cast-iron body features fluid-optimized internal passages that ensure minimal pressure drop, high power limits, and reliable performance under continuous operational cycles.
Parameter | Specification |
|---|---|
Brand | Bosch Rexroth |
Part Number | R900593804 |
Model Code | 4WE10R3X/CW230N9K4 |
Valve Type | Solenoid Operated Directional Spool Valve |
Nominal Size | Size 10 (NG10 / CETOP 05) |
Mounting Pattern | ISO 4401-05-04-0-05 |
Spool Symbol | R (4-Way, 3-Position, P to A, B to T in neutral) |
Component Series | 3X |
Solenoid Voltage | 230V AC, 50/60 Hz (W230) |
Electrical Connection | Individual Connection with Concealed Manual Override (K4) |
Max. Operating Pressure | Ports A, B, P: 31.5 MPa (315 bar / 4570 PSI) / Port T: 16 MPa (160 bar) |
Max. Flow Rate | Up to 120 L/min (31.7 US GPM) |
Working Fluid | Mineral Oils (HL, HLP) |
Fluid Temperature Range | -30°C to 80°C (-22°F to 176°F) |

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- Started from: Jul 10, 2025



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