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QA Technology’s spring-loaded test probes and hyperboloid contacts are trusted and specified by the world’s most recognized technology companies and PCB test fixture manufacturers.

As well as being globally recognized for our exceptional product performance and competitive pricing, our customers value our long-time commitment to fast delivery. Most orders are shipped the same day and delivered within 24 hours.

Visit the following pages to see detailed specifications, configure products & order online.

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Customer Service (603) 926-0348.


For in-circuit or functional testing of loaded or bare printed circuit boards.

For higher circuit density; larger probes mounted on closer centers

High conductivity, proprietary metals to carry increased electrical currents.

For use as electromechanical contact between fixture and tester.


For use in testing semiconductor components, such as integrated circuits (IC) and ball grid arrays (BGA).


QA Technology’s high-performance hyperboloid contacts provide a robust and flexible connector system with the flexibility to accommodate standard and custom applications.