Product Overview
The Rexroth 0811404253 is a high-response proportional directional control valve from the renowned Bosch Rexroth 4WR series, engineered for precise, continuous control of hydraulic flow direction and magnitude in demanding industrial systems. Utilizing a direct-operated proportional solenoid with position feedback, this valve converts an analog electrical input signal into a proportional hydraulic output, enabling infinitely variable spool positioning. The 0811404253 is designed for applications requiring smooth acceleration and deceleration profiles, precise velocity control, and reliable directional switching under load. As a critical interface component in closed-loop and open-loop hydraulic circuits, it delivers exceptional dynamic response, minimal hysteresis, and long-term operational stability, making it a preferred choice for high-cycle industrial machinery and precision motion control systems.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Proportional Directional Control Valve |
| Model Designation | 0811404253 |
| Manufacturer | Bosch Rexroth |
| Series | 4WR Series (Proportional Directional) |
| Actuation Type | Proportional Solenoid with Position Feedback |
| Operating Pressure | Up to 315 bar (standard industrial grade) |
| Nominal Flow Rate | Model-dependent (typically 10–100 L/min range) |
| Spool Configuration | 4-way, 3-position (closed center or tandem center) |
| Mounting & Connection | ISO 4401 / DIN 24340 standard subplate mounting |
| Electrical Interface | Standard proportional solenoid connector (DIN EN 175301-803) |
| Hysteresis | ≤ 5% (typical for Rexroth proportional valves) |
| Response Time | Fast dynamic response (typically 10–30 ms) |
Engineering Features & Advantages
- Precision Performance: The proportional directional control valve delivers precise, repeatable performance with low hysteresis and stable control across the full working range.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with robust construction and wear-resistant internal components for extended service life.
- Direct Fit Replacement: Precision-manufactured to original REXROTH specifications for direct replacement, minimising downtime and eliminating fitment issues.
Typical Industrial Applications
As a critical interface component in closed-loop and open-loop hydraulic circuits, it delivers exceptional dynamic response, minimal hysteresis, and long-term operational stability, making it a preferred choice for high-cycle industrial machinery and precision motion control systems.
PRODUCT IMAGES
REXROTH 0811404253 Proportional Directional Control Valve
âš¡ Emergency Plant Maintenance & Ready-to-Ship Notice:
- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
- Fast Dispatch: In-stock units ready for same-day dispatch via DHL / FedEx Express directly to your plant.
- Pre-Shipment Verification: High-definition photos, video testing runs, and serial number verification provided prior to shipment.
- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine REXROTH 0811404253 Proportional Directional Valve. This Germany-made 24V DC hydraulic component features a 4-way, 3-position design with spring centering, delivering leak-free, reliable fluid control for heavy-duty industrial systems.