Product Overview
The Rexroth 4WRPEH6C3B24L-31/M/24F1 (Material Number R901382349) is a high-response, direct-operated proportional directional valve from the Rexroth 4WRPEH series. Featuring integrated on-board electronics (OBE) and a 4-way, 3-position spool configuration, this valve precisely controls both the direction and magnitude of hydraulic flow proportional to an electrical command signal. With a nominal size of NG6 (CETOP 3 / ISO 4401-03) and a nominal flow of 24 L/min, it serves as a critical control element in demanding closed-loop and open-loop industrial hydraulic systems requiring fast response, high repeatability, and fine metering accuracy.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Proportional Directional Valve (4-Way, 3-Position, Direct-Operated with On-Board Electronics) |
| Model Designation | 4WRPEH6C3B24L-31/M/24F1 / R901382349 |
| Nominal Size | NG6 (CETOP 3 / ISO 4401-03-04-0-05) |
| Nominal Flow Rate | 24 L/min (per land at Δp = 10 bar) |
| Operating Pressure | Up to 315 bar (P, A, B ports); T port up to 160 bar |
| Spool Type | C3 — Overlapping spool, closed center (P blocked in neutral) |
| Actuation | Proportional solenoid with integrated on-board electronics (OBE) |
| Electrical Command | ±10 V DC analog command signal; 24 V DC supply voltage |
| Mounting & Connection | Subplate mounting per ISO 4401-03; standard 4-way port pattern (P, T, A, B) |
| Seal Material | NBR (FKM available on request) |
| Fluid Compatibility | Mineral oil based hydraulic fluids (HL, HLP) per DIN 51524 |
Engineering Features & Advantages
- Precision Performance: The integrated proportional solenoid with integrated on-board electronics (OBE) ensures precise, repeatable control with low hysteresis and stable performance 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: Exact dimensional and functional compatibility with original Rexroth standards, allowing straightforward retrofit into existing hydraulic systems without rework.
Typical Industrial Applications
With a nominal size of NG6 (CETOP 3 / ISO 4401-03) and a nominal flow of 24 L/min, it serves as a critical control element in demanding closed-loop and open-loop industrial hydraulic systems requiring fast response, high repeatability, and fine metering accuracy.
PRODUCT IMAGES

Rexroth 4WRPEH6C3B24L-31/M/24F1 / R901382349 Proportional Directional Valve
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- Authentic & Fully Tested: 100% bench tested for hydraulic response, pressure rating, and null-bias stability before dispatch.
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- Peace of Mind: Covered by our 12-Month Replacement Warranty.
Shop the genuine REXROTH 4WRPEH6C3B24L-31/M/24F1 / R901382349 Proportional Directional Control Valve. This Germany-made 24 VDC hydraulic component features a 4-way, 3-position design with integrated electronics, delivering leak-free, reliable fluid control for heavy-duty industrial systems.