Amphenol Technical Products International PowerLok Connectors

Amphenol Technical Products International PowerLok™ Connectors utilize Amphenol's RADSOK® technology and are designed with compactness and robustness in mind. The series features low insertion force / high cycle durability with a secondary lock to prevent unintentional loosening of contacts. This cylindrical interconnect solution is suitable for applications up to 1000V, ranging from 70A to 500A. Amphenol PowerLok™ Connectors provide an easy-to-use, cost-effective solution with an IP67 rating when mated. Applications include energy storage, power distribution, and EV/HEV.


  • Low profile
  • Multi-polarization
  • Low insertion force and high cycle durability
  • Secondary lock
  • Economical
  • Accepts shielded and unshielded cable
  • IP67 rated (mated)
  • Scoop-proof
  • RoHS compliant


  • Energy storage
  • Power distribution
  • EV / HEV


  • 1000V voltage rating
  • 70A to 500A current rating
  • -40°C to +125°C operating temperature range
Published: 2015-04-09 | Updated: 2023-08-29