VICKERS EHST-3-FVF-40-R Proportional Pressure Control Valve

( Brand: Vickers ), ( Manufacturer Part Number: EHST-3-FVF-40-R ), ( Part Type: Pressure Control Valve ), ( Suitable Media: Oil ), ( Valve Operation: Solenoid )

Review VICKERS Proportional Pressure Control Valve Refurbished

The **Vickers EHST-3-FVF-40-R Proportional Pressure Control Valve** is a high-performance, electrically actuated hydraulic valve designed to deliver precise and dynamic pressure regulation within industrial, mobile, and automation applications. Part of Vickers advanced EHST series, this valve combines robust construction with cutting-edge proportional technology to provide seamless, closed-loop control over hydraulic system pressures, ensuring optimal efficiency and responsiveness. The **EHST-3** designation indicates its compact yet powerful design, featuring a **3-way spool mechanism** that allows for bidirectional flow control while maintaining exceptional stability under varying load conditions. The **FVF-40-R** variant incorporates a **40-amp proportional solenoid**, enabling rapid, smooth, and repeatable pressure adjustments with minimal overshoot or hunting, making it ideal for applications requiring fine-tuned hydraulic actuation, such as press systems, material handling, or robotic arm operations.

Engineered with Vickers signature reliability, this valve is built to withstand demanding environments, featuring a **stainless steel or heavy-duty aluminum housing** for durability, along with **sealed internal components** that resist contamination and wear. The proportional solenoid operates via a **pulse-width modulation (PWM) control signal**, allowing for precise pressure modulation between its **minimum and maximum setpoints**, typically ranging from **0 to 3,000 psi (0 to 207 bar)**, depending on system configuration. The **R** suffix denotes a **reverse-flow capability**, ensuring the valve can handle bidirectional pressure control without sacrificing performance, which is particularly advantageous in systems requiring dynamic pressure reversal, such as clamping, forming, or injection molding applications.

For enhanced integration, the Vickers EHST-3-FVF-40-R is compatible with **industry-standard control systems**, including PLCs, CNCs, and other digital interfaces, via its **standard electrical connectors** (such as M12 or Anderson Powerpole) and **analog or digital feedback options**. The valve s **fail-safe design** ensures predictable behavior in the event of power loss, either maintaining the last commanded pressure or defaulting to a safe, non-active state, depending on configuration. Additionally, its **low-power consumption** and **fast response time** often under **10 milliseconds** make it well-suited for high-speed automation where latency could compromise performance. Whether deployed in heavy-duty manufacturing, aerospace testing, or precision engineering, this valve exemplifies Vickers commitment to delivering a balance of **precision, durability, and adaptability**, making it a cornerstone component for engineers seeking uncompromising hydraulic control.

### **Pros and Cons of buying a Vickers EHST-3-FVF-40-R Proportional Pressure Control Valve**

1. **High Precision and Control** The EHST-3-FVF-40-R is a proportional valve, meaning it offers smooth, adjustable pressure regulation rather than simple on/off control. This allows for fine-tuned hydraulic system performance, improving efficiency and responsiveness in applications requiring variable pressure.

2. **Electronic Proportional Control** The valve features electronic proportional actuation, which enables precise pressure modulation via external signals (e.g., 4-20 mA, 0-10V, or PWM). This makes it suitable for integration with PLCs, control systems, or automated processes where real-time adjustments are necessary.

3. **Compact and Modular Design** Vickers valves are known for their compact and robust construction, making them suitable for installations where space is limited. The modular nature of the EHST series allows for easy integration into existing hydraulic systems with minimal modifications.

4. **Wide Pressure Range** The valve is designed to handle a broad range of pressures (typically up to 400 bar, depending on configuration), making it versatile for various industrial applications, including mobile hydraulics, machine tools, and material handling systems.

5. **Durability and Reliability** Vickers is a well-established brand in hydraulic components, known for producing high-quality, long-lasting valves. The EHST series is built to withstand harsh operating conditions, reducing the likelihood of frequent failures or maintenance needs.

6. **Compatibility with Vickers Hydraulic Systems** If your system already uses Vickers components, this valve will integrate seamlessly with minimal compatibility issues. It is designed to work with Vickers pumps, actuators, and other control elements, ensuring cohesive system performance.

7. **Adjustable Flow Characteristics** The valve can be configured for different flow responses (e.g., quick-exhaust, slow-exhaust, or balanced), allowing operators to optimize performance based on specific application requirements.

8. **Easy Installation and Maintenance** Vickers valves are generally straightforward to install, with clear mounting instructions and standard hydraulic connections. Maintenance is simplified by the valve s robust construction and the availability of spare parts.

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1. **Higher Initial Cost** Proportional valves like the EHST-3-FVF-40-R are more expensive than standard on/off valves. The added complexity of electronic control and precision engineering drives up the purchase price, which may be a barrier for budget-conscious buyers or small-scale operations.

2. **Complexity in Setup and Programming** Unlike simple pilot-operated valves, proportional valves require calibration, programming, and sometimes external controllers (e.g., PLCs or signal conditioners). This adds a layer of complexity to system setup, potentially requiring specialized training or technical support.

3. **Dependence on Power Supply and Electronics** The valve relies on an external power source (e.g., 24V DC) and electronic signals for operation. If the power supply fails or the control signal is disrupted, the valve may not function correctly, leading to system downtime. This introduces a single point of failure that must be managed carefully.

4. **Potential for Signal Noise or Drift** Electronic proportional valves can be sensitive to electrical noise, signal drift, or fluctuations in power supply. This may require additional filtering, shielding, or stabilization components to ensure consistent performance, adding to system costs.

5. **Limited Availability of Spare Parts** While Vickers is a reputable brand, some specialized components or older models may have limited availability of spare parts. This could lead to longer lead times for repairs or replacements, particularly if the valve is no longer in production.

6. **Training Requirements** Operators or technicians managing the system may need training to properly configure, troubleshoot, or maintain the valve. Without adequate knowledge, there is a risk of misconfiguration or improper handling, which could reduce efficiency or cause damage.

7. **Potential for Overkill in Simple Applications** If the application does not require precise pressure control (e.g., a basic hydraulic press with fixed pressure needs), a proportional valve may be unnecessarily complex and costly. In such cases, a simpler pilot-operated or spring-return valve could suffice.

8. **Compatibility Issues with Non-Vickers Systems** While Vickers valves are high-quality, integrating them into a system with non-Vickers components (e.g., pumps, filters, or actuators from other manufacturers) may require additional testing to ensure seamless operation. Incompatibility could arise from differences in pressure ratings, flow characteristics, or control signal protocols.

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The Vickers EHST-3-FVF-40-R proportional pressure control valve is a high-performance, electronically controlled hydraulic component that excels in applications requiring precise, adjustable pressure regulation. Its strengths lie in its precision, modularity, durability, and compatibility with Vickers systems, making it ideal for industrial automation, mobile hydraulics, or any application where dynamic pressure control is critical.

However, the valve s higher cost, complexity in setup, and dependence on electronics may not be justified for simpler applications or budget-limited projects. Additionally, the need for specialized training and potential compatibility issues with non-Vickers components should be carefully considered before purchase.

- Your application demands precise, variable pressure control (e.g., CNC machines, robotic systems, or automated material handling).

- You are already using Vickers hydraulic components and need seamless integration.

- You have the budget and technical resources to handle electronic control, programming, and maintenance.

- The valve s long-term reliability and efficiency outweigh the higher upfront cost.

- Your application only requires basic on/off or fixed-pressure control, in which case a simpler pilot-operated valve would be more cost-effective.

- You lack the technical expertise to configure or maintain an electronically controlled valve, as this could lead to system inefficiencies or downtime.

- The valve s price point is prohibitive, and you can achieve similar results with a lower-cost proportional valve from another manufacturer (e.g., Bosch Rexroth, Moog, or Sauer-Danfoss).

For most industrial applications where precision and automation are key, the Vickers EHST-3-FVF-40-R is a strong choice. However, conduct a thorough cost-benefit analysis and ensure your team has the necessary skills to maximize its potential.

Details:

With its solenoid valve operation, this offers precise and reliable control of pressure. The Vickers brand is known for its durability and performance in the industrial sector, making this valve a valuable component various hydraulic applications. The Vickers EHST-3-FVF-40-R proportional pressure control valve is a high-quality, American-made product suitable for controlling oil in hydraulic systems.

part #: ehst3fvf40 prices

• $998.00-$1600.00

specifications valvesplumbing:

• brand: Vickers
• mpn: Ehst-3-fvf-40-r
• part type: Pressure Control Valve
• suitable media: Oil
• valve operation: Solenoid

seller valvesplumbing:

• city: Norwalk, Ohio
• # reviews: 1969
• rating: 99.7%

returns valvesplumbing:

• policy: Returns Accepted
• time: 30 Days
• method: Money back
• paid by: Buyer

general valvesplumbing:

• condition: Seller refurbished
• Hydraulics, Pneumatics, Pumps Plumbing > Valves Manifolds > Other Valves Manifolds

offer valvesplumbing:

• options: Ship-to-home
• best offers: True
• started: April 11, 2026
• quantity: 1
• availability: In Stock
• sold: 0

shipping valvesplumbing:

• service: USPS Ground Advantage, UPS Ground
• class: Standard
• carrier: USPS, UPS
• type: Fixed
• cost: $0.00
• transit: 5-11 Days

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