Hi-Line offers repairs and testing programs to meet individual customer requirements or any future ASTM standards. Hi-Line’s assembly, quality and quick delivery comes from years of experience and Hi-Line’s fully stocked warehouse containing all the components and tools required to build custom grounds and jumpers.

Hi-Line’s highly skilled and trained staff has been supplying custom grounds and jumpers to the utility industry for more than forty years, having delivered more than a half million sets. When was the last time you had your grounds or jumpers tested? Learn more by calling 800-323-6606

Choose Complete Assemblies or Individual Components

1. Clamps:
Clamping Size Range, Current Capacity, Application Clearance, and Terminal Connection Type (threaded or pressure type)

2. Cable:
Length, Jacket Type, and Adequate Capacity to Withstand Maximum Potential System Fault Current Magnitude and Full Time Duration

3. Ferrules:
Aluminum or Copper, Fit Cable Size, and Connection Type to Match Clamp (threaded or pressure type) Note: Either aluminum or copper ferrules may be used with copper cable.

4. Support Stud (replaces strap on strain relief clamp):
This option recommended on only one clamp to help control lifting the set to the first clamp attachment point.

5. Shrink Tubing:
This option recommended for stress relief and inspection of cable strands between ferrule and jacket.