CTI-CRYOGENICS 8116014G002 Board Cryopump

( Brand: Cti-cryogenics ), ( Manufacturer Part Number: 8116014G002 ), ( Type: Cryopump ), ( Unit Type: Unit ), ( Country Of Origin: United States )

Review CTI CRYOGENICS On board Cryopump Removed From Working

The **CTI-Cryogenics Model 8116014G002 On-Board Cryopump** is a high-performance, closed-cycle cryogenic system engineered for precision vacuum applications where compact design, reliability, and superior cooling efficiency are paramount. This advanced cryopump leverages a closed-loop helium refrigeration system to achieve ultra-low temperatures, making it an ideal solution for demanding environments such as semiconductor manufacturing, particle accelerators, space simulation chambers, and advanced scientific research. The unit is designed with a robust, modular architecture that integrates seamlessly into onboard or portable systems, ensuring minimal footprint without compromising performance. Its hermetically sealed construction eliminates the need for external cryogens, reducing operational complexity while enhancing safety and reducing maintenance requirements. The cryopump employs a high-efficiency turbo-molecular pump interface, allowing for rapid and efficient gas capture, with pumping speeds exceeding 1,000 liters per second for hydrogen and other light gases, while maintaining exceptional vacuum levels down to the ultra-high vacuum (UHV) range. The system incorporates a sophisticated temperature control mechanism, featuring a precision cryocooler with a cold head operating at temperatures as low as 4 Kelvin, ensuring optimal performance for cryogenic cooling of superconducting materials, infrared detectors, or other temperature-sensitive components. Built with durability in mind, the 8116014G002 is constructed from high-grade stainless steel and aluminum alloys, resistant to thermal cycling and mechanical stress, while its integrated vibration isolation system minimizes operational noise and ensures stable operation in dynamic environments. The unit also includes a comprehensive diagnostic and monitoring suite, providing real-time feedback on system health, cooling efficiency, and operational parameters via a user-friendly interface or programmable logic controller (PLC) integration. Whether deployed in a fixed laboratory setup or integrated into a mobile or space-based platform, this cryopump delivers unmatched reliability and performance, making it a cornerstone for next-generation vacuum and cryogenic technologies.

### **Pros and Cons of buying a CTI-Cryogenics 8116014G002 On-Board Cryopump**

#### **Pros**

1. **High Efficiency and Performance**

The 8116014G002 is a high-performance cryopump designed for ultra-high vacuum (UHV) applications, offering superior pumping speed and ultimate pressure levels. Its cryogenic cooling system ensures rapid and efficient gas capture, making it ideal for research, semiconductor manufacturing, and other precision vacuum environments.

2. **Compact and Space-Efficient Design**

As an on-board cryopump, it is designed to be integrated directly into vacuum systems, reducing the need for additional external pumping infrastructure. This compactness is particularly advantageous in space-constrained applications, such as in-situ analysis, mass spectrometers, or portable vacuum setups.

3. **Low Operating Costs Over Time**

Cryopumps operate without moving parts (beyond the cryocooler), which reduces maintenance requirements and wear-and-tear compared to mechanical pumps. While the initial cost of cryogenic fluids (e.g., liquid nitrogen or helium) is a factor, the long-term operational efficiency can be cost-effective, especially in high-vacuum applications where frequent maintenance of mechanical pumps would be required.

4. **Versatility in Gas Handling**

The cryopump excels at capturing a wide range of gases, including noble gases, hydrocarbons, and water vapor, which are often challenging for mechanical pumps. This makes it highly suitable for applications requiring high purity, such as in thin-film deposition, surface science, or particle accelerators.

5. **Quick Pumpdown Times**

Due to its cryogenic cooling, the pumpdown process is typically faster than traditional mechanical pumps, especially in UHV applications. This can significantly reduce downtime in research or industrial processes.

6. **Compatibility with Advanced Systems**

The 8116014G002 is designed to interface seamlessly with modern vacuum systems, including those equipped with automated control systems. Its integration with cryocoolers (such as those from CTI or Sumitomo) ensures reliable and consistent performance over extended periods.

7. **Reduced Backstreaming and Contamination**

Unlike oil-sealed mechanical pumps, cryopumps do not introduce contaminants into the vacuum chamber, which is critical for applications requiring ultra-clean environments, such as semiconductor fabrication or materials science research.

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#### **Cons**

1. **High Initial Cost**

The upfront cost of the CTI-Cryogenics 8116014G002 is significantly higher than many mechanical pumps. This includes not only the pump itself but also the cryocooler, cryogenic fluids, and potentially additional infrastructure for installation and maintenance.

2. **Dependency on Cryogenic Fluids**

The pump requires a continuous or periodic supply of cryogenic fluids (e.g., liquid nitrogen or helium) to maintain operating temperatures. This adds operational costs and logistical challenges, particularly in remote or field applications where cryogenic supply may be difficult to obtain.

3. **Limited Pumping Speed for Certain Gases**

While cryopumps excel at capturing condensable gases, their effectiveness for non-condensable gases (e.g., hydrogen, helium) is limited unless combined with a secondary pump (such as a turbomolecular pump). This may require additional investment to achieve full vacuum performance.

4. **Cooling System Reliability**

The cryocooler is a critical component, and its failure can lead to pump downtime. While modern cryocoolers are highly reliable, they are more complex than mechanical pumps and may require specialized maintenance or replacement parts, which can be costly.

5. **Thermal Management Challenges**

The pump generates heat during operation, which must be managed to prevent thermal stress on the system. This may require additional cooling mechanisms or thermal insulation, adding to the system complexity and cost.

6. **Limited Lifespan of Cryogenic Coating**

Over time, the cryopump s surface coating (which captures gases) can degrade due to exposure to reactive gases or contaminants. This may necessitate periodic regeneration or replacement of the coating, adding to maintenance costs.

7. **Training and Expertise Required**

Operating and maintaining a cryopump system requires specialized knowledge, particularly in handling cryogenic fluids and troubleshooting cooling-related issues. This may require additional training for personnel or reliance on external support, increasing operational overhead.

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### **Conclusion**

The CTI-Cryogenics 8116014G002 on-board cryopump is a high-performance solution for applications demanding ultra-high vacuum levels, rapid pumpdown times, and minimal contamination. Its efficiency, compact design, and versatility make it an excellent choice for research, semiconductor manufacturing, and other precision vacuum environments where purity and performance are critical.

However, the high initial cost, dependency on cryogenic fluids, and the need for specialized maintenance and expertise present significant drawbacks. The decision to purchase this pump should be based on the specific requirements of the application, budget constraints, and long-term operational considerations.

For applications where ultra-high vacuum, cleanliness, and efficiency are paramount such as in advanced materials research, thin-film deposition, or particle physics **the 8116014G002 is highly recommended**. In contrast, for applications where cost sensitivity or simpler vacuum requirements are priorities, a mechanical pump (e.g., turbomolecular or scroll pump) combined with a cryopanel or cold trap may be a more practical alternative.

Ultimately, a thorough cost-benefit analysis, including operational expenses and long-term reliability, should guide the decision. Consulting with vacuum system experts or suppliers can also provide valuable insights tailored to your specific use case.

Details:

These units are durable and low maintenance with no moving parts or fluids exposed to the vacuum. Roughing valve. 1st stage diode. Two set point relays.

On Board Cryopump can be networked and controlled remotely using BITBUS or RS 232. Cryopump TC gauge. This let's the cryopump operate as an integrated part of overall process tool. Below is a full specification table from the manufacturer.

This is a surplus, removed from working CTI-Cryogenics Cryopump complete with the highly desirable On-Board Network Module option included in price. Specifications. Rough Pump Connection: NW 25 ISO KF. Model: CTI Cryogenics On Board 8 Cryopump.

Integrated Hardware. Pumping Speeds.

part #: 8116014g002 prices

• $3799.00-$10500.00

specifications valvplu:

• brand: Cti-cryogenics
• mpn: 8116014g002
• type: Cryopump
• unit type: Unit
• country of origin: United States

shipping valvplu:

• service: FedEx Ground / FedEx Home Delivery
• transit: 5-12 Days
• class: Standard
• type: Fixed
• carrier: FedEx
• cost: $0.00

payments valvplu:

• wallet: Paypal
• credit card: Mastercard
• other

seller valvplu:

• rating: 100.0%
• # reviews: 66
• city: Saint Paul, Minnesota

returns valvplu:

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

general valvplu:

• Pumps Pump Accessories > Vacuum Pumps > Other Vacuum Pumps
• condition: Used

offer valvplu:

• availability: In Stock
• sold: 0
• started: May 16, 2026
• best offers: True
• quantity: 1
• options: Ship-to-home

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