R900549534 Bosch Rexroth 4WE6HA6X /EG24N9K4- Directional spool valves
The Bosch Rexroth 4WE6HA6X/EG24N9K4 (Part No. R900549534) is a direct-operated directional spool valve designed for precise control of fluid flow direction, starting, and stopping in industrial hydraulic circuits. Operating at Size 6 (NG6 / ISO 4401-03 / CETOP 03), this valve is equipped with heavy-duty wet-pin 24V DC solenoids. The removable solenoid coils can be rotated or replaced easily without opening or draining the pressure-sealed hydraulic chamber.
Featuring an "HA" spool symbol configuration (4-way, 2-position, spring-returned setup with spool position monitoring/switch capability), this valve provides rapid, reliable switching for automated hydraulic drives, tool clamping mechanisms, and industrial machinery. Its robust cast-iron body with fluid-optimized internal flow passages delivers low pressure drop, high performance limits, and excellent longevity under heavy duty cycles.
Parameter | Specification |
|---|---|
Brand | Bosch Rexroth |
Part Number | R900549534 |
Model Code | 4WE6HA6X/EG24N9K4 |
Valve Type | Solenoid Operated Directional Spool Valve |
Nominal Size | Size 6 (NG6 / CETOP 03) |
Mounting Pattern | ISO 4401-03-02-0-05 |
Spool Symbol | HA (4-Way, 2-Position, Spring Return) |
Component Series | 6X |
Solenoid Voltage | 24V DC (EG24) |
Electrical Connection | Individual Connection with Concealed Manual Override (K4) |
Max. Operating Pressure | Ports A, B, P: 35 MPa (350 bar / 5075 PSI) / Port T: 21 MPa (210 bar) |
Max. Flow Rate | Up to 80 L/min (21 US GPM) |
Working Fluid | Mineral Oils (HL, HLP) |
Fluid Temperature Range | -30°C to 80°C (-22°F to 176°F) |

Ssaoco Dammam
- Started from: Jul 10, 2025



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