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Custom Fabrication

Unique applications require unique components.

In addition to our products listed in our catalog, we work with our customers to design and create the most cost-effective and precise solutions for parts, components, and prototype solutions. With our many years of experience, our Custom Products Team welcomes special requests for products, regardless of quantity or frequency of order.



Key High willingly customizes our product line to meet our customer’s needs. We take pride in being the source for quality, unique high vacuum components.  Key High offers rapid prototyping, typically in a two (2) to four (4) week time frame, depending upon complexity, quantity and market conditions.

Our model shop has over 50 years of experience.  We can help design custom components quickly and at a reasonable cost. Key High has a complete model shop of lathes, mills, software, cleaning equipment, automated TIG welding equipment, as well as helium mass spectrometers.

Quality high vacuum components require proper design, precision machining, cleaning, welding and finishing to succeed. As a part of the manufacturing process at Key High, all components manufactured by Key High have engineered drawings generated. Additionally, "Bills of Materials" are also generated to ensure the right part is built every time. Our expert model shop offers solutions, we’re here to help.


Product information is subject to change without notice. Product images may include options or accessories not included with the base model.


Precision Welded. Performance Proven.
For 50 years, Key High Vacuum Products, Inc. has been a trusted leader in precision-engineered stainless steel high vacuum weldments. With tens of thousands of unique weldments in use—from particle accelerators to industrial leak detectors—our expertise is proven across industries. Rooted in innovation, craftsmanship, and an unwavering commitment to customer satisfaction, we deliver high-quality, customized solutions that drive success. Every day, our team brings a unique blend of passion and precision, ensuring your goals are met with excellence—because your mission matters. Experience the Key High difference.
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Key High Vacuum Products, Inc.
36 Southern Boulevard, Nesconset, NY 11767
1-631-360-3970
© 2025 Key High Vacuum Products, Inc.