Smiths Connector

Smith Connectors is a leading provider of spring contact probe based technologies, including connectors, advanced semiconductor test sockets, ATE interfaces and spring contact probes. IDI was acquired by Smiths in 2010.

IDI spring probe technology provides test engineers and product designers with the reliability they demand. For over three decades, test engineers and product designers have turned to IDI for the most reliable interconnect designs available, be it for military, aerospace, medical, homeland security and industrial markets, with high reliability.

IDI is the originator of the spring contact probe test socket and continues to be the leader of innovations in the semiconductor test industry with their test sockets.

Smith Connectors is the leading manufacturer of high performance test solutions for virtually any Semiconductor packages or In-Circuit Test pins and interconnect applications. Designs are based on proprietary technologies that ensures:

  • high cycle life
  • Constant contact resistance
  • Acceptance of high bandwidth requirements
  • Easy maintenance
  • Suitability for all packages

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  • Test Sockets (CSP, BGA, LGA, PoP, WLCSP, QFN, etc.)
  • Manual Lids (Clamshell, VCC, Clip-on, etc.)
  • Semiconductor Probes
  • Spring Contact Probes


  • IC Testing
  • PCB Testing