Lineman Installing A Spacer

You’re Overhead. We’ve Got Your Back.

Reduce risk, increase reliability, and get the job done safely.

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Hendrix is the Innovator, Inventor, and Leader in Spacer Cable Systems and Polyethylene Insulators

When you’re overhead, things need to go to plan. Our products give utilities the advantage they need to overcome any obstacle.

What you can expect from Hendrix:

  • Short lead times
  • Superior customer service
  • Reliable products
  • Lifetime Guarantee on all insulators
  • Extended 5-year warranty for Spacer Cable Systems
  • Made in the USA


Hendrix Molded Products Outperform Porcelain

Exceed ANSI Standards by as much as 30%

Molded from a proprietary blend of gray, track resistant, high density polyethylene, they are ideal for use with all types of construction using either bare wire or covered conductors.

  • Greater leakage distance
  • High flashover and impulse values
  • Lightweight
  • Vandal resistant
  • Won’t chip crack or break
  • Recyclable

Download Our Technical Paper To Learn More

They Are Reliable and Durable”

“There’s nothing exciting that happens once you install them – they are reliable and durable; they hold up to blazing sun and trauma. There are no worries now that we’ve switched from porcelain, no problems.”

New Hampshire Electric Cooperative

Polymer Insulators and Accessories

For over 50 years, we’ve created products stronger and longer-lasting than porcelain. Our offerings include high-density polyethylene insulators, wildlife protection, and other molded accessories.


HDPE Insulators

Hendrix Polyethylene Insulators are molded from a proprietary blend high density polyethylene. They are ideal for use with all types of construction using either bare wire or covered conductors. We manufacture tie top and vise type pin insulators, as well as tie top, clamp, and trunnion style line post insulators.

Wildlife guard to install on bushings of transformers

Wildlife Protection

Hendrix designed flame retardant raptor guards for use on pin and vise type insulators. Lineduc, perch preventers, and bushing guards are also offered to prevent wildlife interaction with energized conductors.

Stringing tool for use with vise top insulators


Hendrix also offers products for specific applications such as cable restraints, phase spacing, vise top inserts for conductor stringing, and a cable spreading tool.

The Complete Overhead Spacer Cable System

When you’re overhead, things need to go to plan. Our full aerial cable system maximizes circuit performance and installation efficiency. The Hendrix Aerial Cable System gives utilities the advantage they need to overcome any obstacle.

You will reduce your footprint by using fewer poles, and take up less real estate. This means:

  • Increase ROI
  • Reduce tree trimming
  • Reduce voltage drop
  • Reduce environmental impact
  • Reduce outages by up to 90%
  • Increase wildlife protection

Nature can throw a lot at you. Our best-in-class products help you overcome everything.

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How Our System Works In The Field

Aligning Environmental Stewardship and Transmission Planning


Man installing a spacer

A Full Suite of In-Field Services

We’re With You To Get The Job Done

It could be a long-planned project. It could be an emergency. The weather could be great, or it could be hazardous. Your job is unpredictable. That’s why our services are reliable.

What does this entail?

  • Pre-Design On-Site Walk Down
  • Circuit Design and Review
  • Install Training
  • On-Site Installation Support
  • Final Circuit Inspection Report with As Built Photo Capture

You’re going to get a system that lasts in any environment, and a partnership that is just as strong.


Overhead Resources

Knowledge keeps the power on

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Let’s Get To Work

Your utility can rise to new heights with the complete overhead cable system from Marmon Utility. Your work is our mission.

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