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  3. HUNTINGTON LABS VFC-169-18

HUNTINGTON LABS VFC-169-18 Uhv Magnetic Linear Rotary Motion Feedthrough

Vfc-169-18 Huntington Labs Uhv Magnetic Linear Rotary Motion Feedthrough

( Brand: Huntington Labs ), ( Manufacturer Part Number: VFC-169-18 ), ( Part Type: Linear )

Review HUNTINGTON LABS Uhv Magnetic Linear Rotary Motion Feedthrough

The **Huntington Labs VFC-169-18 Ultra-High Vacuum (UHV) Magnetic Linear Rotary Motion Feedthrough** is a precision-engineered component designed to facilitate seamless motion control within ultra-high vacuum environments, making it an indispensable asset for advanced scientific research, semiconductor manufacturing, and high-precision instrumentation. This feedthrough combines robust magnetic coupling technology with a compact, all-metal construction to ensure reliable linear and rotary motion transmission without compromising the integrity of the vacuum seal. Engineered to meet the stringent demands of UHV applications typically operating at pressures below **10 Torr** the feedthrough employs high-purity materials, including stainless steel and specialized alloys, to prevent contamination and ensure long-term durability. Its **18 mm shaft diameter** provides substantial torque capacity and smooth operation, accommodating both fine adjustments and heavy-duty applications, while the **magnetic coupling system** eliminates the need for mechanical seals or penetrations, thereby maintaining an uninterrupted vacuum seal while enabling precise control from outside the chamber. The feedthrough s **flange-mounted design** (compatible with standard CF or ISO-KF vacuum fittings) allows for flexible integration into existing systems, and its **corrosion-resistant coatings** enhance resistance to harsh chemical environments, ensuring consistent performance in demanding experimental setups. Whether used in particle accelerators, electron microscopes, or thin-film deposition systems, this feedthrough delivers unparalleled reliability, precision, and vacuum integrity, making it a cornerstone for applications where motion control and ultra-clean environments are critical.

**Pros and Cons of buying a Huntington Labs VFC-169-18 UHV Magnetic Linear Rotary Motion Feedthrough**

The Huntington Labs VFC-169-18 is a high-performance ultra-high vacuum (UHV) magnetic linear rotary feedthrough designed for precision motion control in scientific and industrial applications. Below is a detailed analysis of its advantages and limitations.

### **Pros**

1. **Ultra-High Vacuum Compatibility**

- The feedthrough is engineered for UHV applications, ensuring minimal outgassing and maintaining vacuum integrity at pressures as low as 10 -10 Torr. This is critical for surface science, semiconductor manufacturing, and particle physics experiments where contamination is a major concern.

2. **High Precision Motion Control**

- The magnetic coupling system allows for smooth, frictionless linear and rotary motion without physical penetration of the vacuum chamber. This eliminates the need for seals that could degrade over time, reducing maintenance and improving reliability.

3. **Corrosion Resistance**

- Constructed from materials such as stainless steel and coated with durable finishes, the feedthrough is resistant to corrosion from aggressive chemicals and harsh environments. This extends its lifespan in demanding applications.

4. **Compact and Modular Design**

- The compact footprint and modular nature make it suitable for integration into existing systems with limited space. The ability to customize configurations (e.g., linear, rotary, or combined motion) enhances its versatility.

5. **Non-Contact Operation**

- Since the motion is driven magnetically, there is no wear from mechanical contact, reducing the risk of failure due to friction or seal fatigue. This is particularly advantageous in long-term or high-cycle applications.

6. **Compatibility with Automation Systems**

- The feedthrough can be interfaced with automated control systems, enabling precise positioning and repeatability. This is essential for applications requiring high-precision manipulation, such as in robotics or materials testing.

7. **Low Maintenance Requirements**

- The absence of moving parts within the vacuum chamber minimizes maintenance needs. Routine checks are typically limited to external components, such as the magnetic drive or mounting hardware.

8. **Wide Temperature Range**

- The feedthrough is designed to operate reliably across a broad temperature range, making it suitable for cryogenic or high-temperature applications where thermal stability is critical.

9. **Customization Options**

- Huntington Labs offers customization in terms of shaft materials, flange sizes, and motion ranges, allowing users to tailor the feedthrough to specific experimental or industrial needs.

10. **Proven Reliability in Critical Applications**

- The product has a track record of performance in high-stakes environments, such as in research laboratories, accelerators, and cleanroom environments, where reliability is non-negotiable.

---

### **Cons**

1. **High Initial Cost**

- As a specialized UHV component, the VFC-169-18 carries a premium price compared to standard motion feedthroughs. The cost may be prohibitive for small-scale or budget-constrained projects.

2. **Limited Availability of Spare Parts**

- Due to its niche market, sourcing replacement parts or accessories may be challenging. Users should verify the supplier s inventory and lead times before purchasing.

3. **Complex Installation**

- The feedthrough requires precise alignment and integration with the vacuum system. Improper installation can compromise vacuum integrity or motion performance, necessitating expertise during setup.

4. **Magnetic Interference Considerations**

- The magnetic drive system may interact with sensitive instrumentation or materials within the vacuum chamber, particularly those containing ferromagnetic components. Users must account for potential interference in their experimental setup.

5. **Size and Weight Constraints**

- While compact for UHV applications, the feedthrough s physical dimensions and weight may still pose challenges in space-limited environments. Custom mounting solutions may be required.

6. **Potential for Magnetic Saturation**

- In applications requiring very high forces or torques, the magnetic coupling may saturate, limiting performance. Users should consult Huntington Labs specifications to ensure the feedthrough meets their force requirements.

7. **Long-Term Cost of Ownership**

- Although maintenance is minimal, the cost of the feedthrough itself and any required customizations can add up over time, especially in large-scale deployments.

8. **Supplier Dependency**

- Huntington Labs is a specialized manufacturer, and reliance on a single supplier may pose risks if the company faces disruptions or changes in production capacity.

9. **Learning Curve for Operation**

- Users unfamiliar with UHV systems or magnetic feedthroughs may require training to operate the device effectively, particularly in optimizing motion control parameters.

10. **Compatibility with Non-Standard Systems**

- In rare cases, the feedthrough may not seamlessly integrate with non-standard vacuum chambers or control systems, requiring additional adapters or modifications.

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### **Ending Conclusion**

The Huntington Labs VFC-169-18 UHV magnetic linear rotary motion feedthrough is a high-quality, reliable solution for applications demanding precision motion control in ultra-high vacuum environments. Its advantages in terms of vacuum integrity, non-contact operation, and corrosion resistance make it indispensable for advanced research and industrial processes. However, the high cost, potential complexity of installation, and niche market limitations must be carefully considered before purchase.

For users with stringent vacuum requirements and the budget to invest in a premium component, this feedthrough is an excellent choice. Conversely, those operating in less demanding environments or with tighter budgets may find alternative, lower-cost solutions more suitable.

---

### **Recommendation**

**Purchase the Huntington Labs VFC-169-18 if:**

- Your application requires UHV compatibility and high-precision motion control.

- You prioritize long-term reliability and minimal maintenance.

- Budget constraints are not a limiting factor, and the initial investment is justified by the feedthrough s performance and longevity.

- You have access to technical support or expertise for installation and integration.

**Consider alternatives if:**

- Your budget is limited, and you can compromise on vacuum performance or motion precision.

- Your application does not require UHV conditions, and a standard or medium-vacuum feedthrough would suffice.

- You lack the technical resources to install or troubleshoot the feedthrough effectively.

Before finalizing the purchase, thoroughly review the feedthrough s specifications against your application s requirements, consult with Huntington Labs for customization options, and evaluate the total cost of ownership, including installation, training, and potential future maintenance.

Details:

With its advanced technology and durable construction, the Huntington VFC-169-18 is a top choice for those looking to maintain clean controlled vacuum environment in their work. This magnetic linear rotary motion feedthrough is specifically designed for use in vacuum pumps and ideal businesses industrial applications requiring accurate efficient pumping systems.

part #: vfc16918 price

  • $349.99

specifications valvplu:

  • brand: Huntington Labs
  • mpn: Vfc-169-18
  • part type: Linear

shipping valvplu:

  • class: Standard, Economy
  • transit: 3-6 Days
  • carrier: USPS, UPS
  • type: Calculated
  • service: USPS Ground Advantage, UPS Ground Saver
  • cost: $0.00

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seller valvplu:

  • city: New Ulm, Minnesota
  • rating: 100.0%
  • # reviews: 4194

returns valvplu:

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

general valvplu:

  • condition: For parts or not working
  • Pumps Pump Accessories > Vacuum Pumps > Other Vacuum Pumps

offer valvplu:

  • sold: 0
  • best offers: True
  • started: May 16, 2026
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
part type: linear,
category: business & industrial > pumps pump accessories > vacuum pumps, sku: 12136212684176762,
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1 offer $349.99 USD
  • For parts or not working. Offer #1 priced at $349.99 + $0.00 shipping estimate = $349.99* total. With its advanced technology and durable construction, the Huntington is a top choice for those looking to maintain a clean and controlled vacuum environment in their work. This magnetic linear rotary motion feedthrough is specifically designed for use in vacuum pumps and is ideal for businesses and industrial applications requiring accurate and efficient pumping systems.FREE SHIPPING

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