The REXROTH 4WRZE 16 W6-150-72/6EG24N9K31/F1D3M is a heavy-duty industrial proportional directional valve engineered for precise flow and pressure control in demanding hydraulic systems. Featuring a size 16 (NG16) direct-operated design with integrated electronics, this valve provides accurate proportional control of flow direction and magnitude in response to an electrical command signal.
REXROTH 4WRZE 16 W6-150-72/6EG24N9K31/F1D3M Technical Specifications
| Parameter | Specification |
|---|---|
| Valve Type | Proportional directional valve, direct-operated with integrated electronics |
| Size | NG16 (CETOP 10 / ISO 4401) |
| Nominal Flow Rate | 150 L/min at Δp = 10 bar per land |
| Maximum Operating Pressure | 350 bar (ports P, A, B); 210 bar (port T) |
| Spool Type | W6 (progressive flow characteristics) |
| Actuation | Proportional solenoid with integrated amplifier (OBE) |
| Supply Voltage | 24 V DC (nominal) |
| Command Signal | ±10 V DC or 4–20 mA (configurable) |
| Electrical Connection | Connector M12 or terminal box (depending on variant) |
| Mounting Pattern | Subplate mounting per ISO 4401-05 / CETOP 5 |
| Hydraulic Fluid | Mineral oil based hydraulic fluid per DIN 51524 |
| Fluid Temperature Range | -20 °C to +80 °C |
| Viscosity Range | 10 to 800 mm²/s |
| Filtration | ISO 4406 class 18/16/13 or better |
| Protection Class | IP65 (with mating connector properly installed) |
Key Engineering Features
- Integrated digital amplifier (OBE) for precise closed-loop control of flow and pressure
- Progressive flow characteristics (spool type W6) for smooth acceleration and deceleration
- High flow capacity up to 150 L/min at 10 bar pressure drop
- Rugged construction with IP65 protection for harsh industrial environments
- Configurable command signal interface for flexible system integration
- Compatible with standard CETOP 5 / ISO 4401-05 mounting pattern
Industrial Applications
- Machine tools and CNC machining centers
- Injection molding and die-casting machines
- Presses and forming equipment
- Marine and offshore hydraulic systems
- Steel and aluminum processing lines
- Test stands and simulation equipment
For technical inquiries, dimensional drawings, or replacement support for REXROTH 4WRZE 16 W6-150-72/6EG24N9K31/F1D3M, contact the Pro-Hydraulic engineering team.
PRODUCT IMAGES

REXROTH 4WRZE 16 W6-150-72/6EG24N9K31/F1D3M Proportional Valve
⚡ 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 REXROTH 4WRZE 16 W6-150-72/6EG24N9K31/F1D3M Proportional Valve. This precision-engineered industrial component delivers reliable performance and accurate operation for demanding industrial systems.