Choosing the Right ECT Spring Probe for ICT and FCT Testing

How do I select base material, plating, spring force, and tip geometry?

Spring probes play a vital role in testing PCB assemblies. With seemingly endless combinations of base materials and platings for plungers, barrels and spring and a variety of tip styles to choose from, choosing the correct configuration for a given application can be confusing. The following guide is intended to help ECT’s PCB test customers make spring probe choices that offer the best reliability and probe life for their applications.

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