Standoff Insulators

Online Plastics® stocks Mar-Bal Glastic standoff insulators. These insulators are high strength, shatter, moisture and flame resistant. They are UL recognized as follows: Standoff insulators 1603, 2015, 1461, 1872, 4610 and 4640 are UL Safety 891 recognized. In addition they are shatter resistant and have closer height tolerances than porcelain insulators.


  • Available in many styles

  • High-strength

  • Shatter Resistant

  • Moisture Resistant

  • Closer height tolerances can be achieved than with porcelain insulators

Our Standoff Insulators Products

Contact us

We invite you to shop our selection of materials and to call us toll-free with any questions at 877-246-7700. We are open Monday - Friday from 8:00 AM to 5:00 PM EST. You may skip add to cart steps and complete the request a quote form directly!