Product Overview
The Parker 9F400S-11AM is a precision-engineered flow control valve belonging to Parker Hannifin’s comprehensive line of hydraulic flow control and modular valve solutions. Designed to regulate the volumetric flow rate of hydraulic fluid within a circuit, this valve ensures precise actuator speed control, smooth motion profiles, and reliable system performance across demanding industrial environments. The 9F400S-11AM operates on the principle of variable orifice metering, allowing operators to fine-tune flow rates independently of system pressure fluctuations. As a modular-style component, it integrates seamlessly into standard hydraulic manifolds and subplate assemblies, making it an ideal choice for both new system designs and direct OEM replacement applications. Its robust construction and precision spool-to-bore clearances deliver consistent, repeatable flow regulation essential for critical industrial motion control tasks.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Flow Control & Modular Valve |
| Model Designation | 9F400S-11AM |
| Manufacturer | Parker Hannifin |
| Operating Pressure | Standard Industrial Grade (Up to rated bar per Parker 9F series specification) |
| Mounting & Connection | Standard ISO / Parker Modular Interface (subplate or manifold mounting) |
| Control Function | Adjustable flow metering with pressure compensation capability |
| Adjustment Type | Manual / screw-type adjustment with locknut |
| Seal Material | Nitrile (Buna-N) standard; Viton available on request |
| Fluid Compatibility | Mineral-based hydraulic oils, phosphate esters, and selected synthetic fluids |
Engineering Features & Advantages
- Precision Flow Metering: The 9F400S-11AM utilizes a finely machined spool and metering orifice design that delivers accurate, repeatable flow adjustment, enabling precise control of actuator speed and motion sequencing in complex hydraulic circuits.
- Pressure-Compensated Stability: Engineered to maintain consistent flow output despite variations in system load pressure, ensuring stable actuator movement and eliminating erratic operation caused by pressure spikes or fluctuations.
- Modular Integration: Designed for direct mounting onto standard ISO and Parker modular interfaces, allowing seamless stacking with directional, pressure, and check valves without additional plumbing or adapters.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with hardened internal components and robust sealing systems that resist wear, contamination, and thermal cycling.
- Direct Fit Replacement: Precision-manufactured to original PARKER specifications for direct replacement, minimising downtime and eliminating fitment issues.
Typical Industrial Applications
Its robust construction and precision spool-to-bore clearances deliver consistent, repeatable flow regulation essential for critical industrial motion control tasks.
PRODUCT IMAGES


PARKER 9F400S-11AM Flow Control 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 genuine PARKER 9F400S-11AM Solenoid Directional Control Valve. This USA-made hydraulic component features a 4-way spool design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.





