High frequency current transformer clamps

The HFCT-20HD™ is a high frequency current transformer sensor designed for partial discharge detection on electric apparatus’ ground returns. Made from superior quality materials, it is designed for any environment.



  • Measurement on power cable shields
  • Measurement on any ground connection
  • Quality aluminum construction
  • Easy latch
  • 20mm opening fits most cables

No document for now.


Contact us

Contact us by email

Business days

Monday to Friday, 8:00 to 17:00 

Eastern Time Canada

ndb Technologies

1405-111 ave. St-Jean-Baptiste

Quebec city, Qc

G2E 5K2, Canada

Contact us

1 (418) 877 7701

1 (418) 877 7787