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General Purpose Test Probes

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What is a test probe?

Test probe – test pin – spring probe – pogo pin. These are all generic terms for a component whose spring-loaded tip provides a reliable electrical contact to a target whose distance may be variable or indeterminate.

The traditional use for them is to make contact with printed circuit boards (PCBs) or electrical components to test functionality and measure component values. They are widely used in vacuum test fixtures associated with automatic test equipment (ATE). They are also used inside a functional test station as part of a larger production line.


'The Coda-Pin brand is the industry standard in spring contact test probes. Our test probes have been used in the electronics production industry for over 40 years.

Founded by Colin Davis in 1980, we are still a family-owned and run business.'


The general-purpose test probes in the three sections below can be used in a wide variety of test applications, such as in test jigs and test fixtures.

Please view our YouTube video about test probe and receptacle selection

See also our ATE test probes section.

If you can't find the test probe you require, please contact us for help: technical@coda-systems.co.uk

  • Low profile, short travel test probes for restricted space applications

  • Applications where long travel is not required such as thin film/hybrid circuits or bareboard PCB testing

  • Replaceable test probe by use of a receptacle

What is a test probe?

View Short Reach Test Probes - for thin film/hybrid circuits or bareboard testing Range
  • Industry standard height for test jigs and production line test positions

  • Wide range of widths depending on the test centre spacing (pitch)

  • Testing of components, transformers, connectors and sub-assemblies

  • Replaceable test probe by use of a receptacle

What is a test probe?

View Medium Reach Test Probes - for testing of components, transformers, connectors Range
  • Recessed test targets

  • Component leads whose height may vary

  • Replaceable test probe by use of a receptacle

  • Dual-height test fixtures

What is a test probe?

View Long Reach Test Probes - for recessed test targets or varied height components Range