Guangdong Yanhui Hydraulic Co., Ltd. is one of the leading manufacturers and suppliers of parker d1fp series proportional directional control valve in China. We warmly welcome you to wholesale bulk parker d1fp series proportional directional control valve for sale here from our factory. If you have any enquiry about pricelist and quotation, please feel free to email us.
Product Overview
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The Parker D1FP Series represents the pinnacle of high-precision hydraulic control. It is a direct-operated proportional directional control valve driven by Parker's patented DFPlus voice coil drive. Unlike standard solenoid valves, the D1FP acts with the speed and accuracy of a servo valve, making it an industry favorite for applications requiring extreme dynamics and near-perfect precision.
Key Advantages
▔▔- Extreme Dynamics: Features a remarkably high frequency response, allowing for rapid adjustments in fluid flow and direction.
- Servo-Class Precision: Offers maximum accuracy for position, velocity, and force control loops.
- Patented DFPlus Technology: Driven by a highly efficient voice coil drive, bypassing the traditional limitations of standard solenoids.
- Fail-Safe Safety: Automatically shifts to a defined safe position during power failures or unexpected shut-offs.
- High Flow Capacity: Delivers high flow rates relative to its compact size (NG06 / CETOP 03), optimizing system space.
Technical Specifications
▔▔| Parameter | Specification Details |
| Actuation Type | Direct-operated via DFPlus Voice Coil Drive (VCD) |
| Size / Interface | NG06 / CETOP 03 / NFPA D03 |
| Maximum Operating Pressure | Ports P, A, B: up to 350 bar (5076 PSI) / Port T: 350 bar (with external drain) |
| Maximum Flow Rate | Up to 40 L/min (at $\Delta p$ = 5 bar per metering land) |
| Spool Position Monitoring | High-resolution LVDT (Closed-loop) |
| Protection Class | IP65 (dust-tight and water-resistant) |
Applications
▔▔| Application Field | Role of the D1FP Valve | Key Benefit Delivered |
| Plastic Injection Molding | Controls the rapid injection speed and precise clamping pressure. | Reduces cycle times and ensures consistent product quality. |
| Metal Pressing & Forming | Manages the exact positioning and force of hydraulic press rams. | Prevents tool damage and improves geometric accuracy. |
| Testing Equipment | Drives high-frequency test actuators in automotive and aerospace rigs. | Replicates real-world stress and vibration conditions perfectly. |
| Die Casting Machinery | Regulates the critical high-speed shot phase of molten metal. | Minimizes structural porosity in the cast components. |
| Paper & Wood Processing | Governs synchronized cylinder movements across wide conveyor spans. | Prevents uneven material tension and tearing. |
Related Models
▔▔| Model Code | Spool Type | Signal Type | Fail-Safe Position |
| D1FP01B9NB70 | Overlap (Standard) | $\pm10\text{ V}$ | Center / Safe Position |
| D1FP01C9NB70 | Zero Lap (Servo-style) | $\pm10\text{ V}$ | Center / Safe Position |
| D1FP02B9NB70 | Overlap (Higher Flow) | $\pm10\text{ V}$ | Center / Safe Position |
| D1FP01B9FB70 | Overlap | $4\dots20\text{ mA}$ | Center / Safe Position |
| D1FP01C9FB70 | Zero Lap | $4\dots20\text{ mA}$ | Center / Safe Position |
FAQ
▔▔Q1: What makes the D1FP "DFPlus" technology different from standard proportional valves?
A: Standard proportional valves use traditional solenoids, which rely on magnetic forces fighting against springs. Parker's DFPlus technology utilizes a voice coil drive (similar to the technology used in high-end audio speakers). The voice coil directly moves the spool with virtually no friction or inertia, providing much faster response times and accuracy that rivals expensive servo valves.
Q2: What is the difference between a "Zero Lap" and an "Overlap" spool in this series?
A: A Zero Lap spool (often denoted by code C) has no dead-band in the center position. As soon as a signal is given, fluid moves immediately, making it ideal for closed-loop position control. An Overlap spool (code B) has a small physical barrier in the center, which acts as a safety buffer to prevent accidental drifting when the valve is idling.
Contact Us
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Request a Quote Today to ensure your hydraulic system performs at its best with genuine components from Yanhui Hydraulic.
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