Kelvin Contactor


The BSE field proven Kelvin Contactor supports QFN/MLF packages, SO packages and other legacy package types.

The Kelvin Contactor offers the following features

  • A cantilever contact design to maximize contact tip life and eliminate load board wear
  • Hard stop features that ensures your devices are protected from lead damage
  • A common contactor housing lowers your spares cost
  • No contact element setup maximizes your test cell uptime

Turnkey Solutions

  • We integrate our Kelvin contact elements into exiting 3rd party socket housing designs
  • We mechanically and electrically interface directly to load board or a daughter card
  • We offer a Kelvin contactor to edge connector interface for existing load board layouts


  • Kelvin and non-kelvin
  • Thermal -55ºC to 155ºC
  • Contactor/load board interface
  • Contactor w/edge connector interface
  • Adapt to OEM gravity, pick and place, and turret handler platforms