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Fiberglass Electrical Sleeving

Coated braided fiberglass sleeving for Insulation Class B (130°C), Class F (155°C) and Class H (200°C) that meet electrical, as well as thermal and mechanical requirements. We also offer uncoated and resin-saturated high temperature, fray-resistant, braided and knitted fiberglass sleeving for Insulation Class C (over 240°C).

Silicone Coated Fiberglass

Custom formulated silicone rubber extruded over electrical grade fiberglass sleeving. Extremely flexible, resistant to temperature extremes with excellent push back and good cut-through resistance.

  • Class H (200°C) insulating material.
  • Coated with high abrasion-resistant silicone rubber
  • -70°C to 240°C operating temperature range.
  • Standard colors are white, black and natural. Other colors are available upon request.
  • Grade A up to 8 kV
  • Grade B up to 4 kV
  • MIL-I-3190E,
  • UL / CSA
  • RoHS compliant

Acrylic Coated Fiberglass

Acrylic resin-coated fiberglass sleeving. Highly flexible resists mechanical damage, compatible with most wire enamels and varnishes. Excellent thermal endurance, high push back, and non-blocking.

  • Class F (155°C) insulating sleeving
  • Excellent electrical, chemical and oil resistance properties
  • High heat stability and flexibility
  • Sizes range from #24 to 2”
  • Continuous operating temperature to 155°C
  • Standard colors are black, yellow and natural. Other colors available upon request
  • Meets MIL-I-3190F, UL/CSA
  • Grade A 7000 v. min. avg
  • Grade B 4000 v. min. avg
  • Grade C-1 2500 v. min. avg
  • Grade C-2 1500 v. min. avg
  • Grade C-3 N/A
  • RoHS compliant

Vinyl Coated Fiberglass

Tough vinyl coating bonded to electrical grade braided fiberglass sleeving. Combines extreme flexibility with excellent abrasion and cut-through resistance.

  • Class B (130°C) insulating sleeve
  • Sizes range from #24 to 1-1/2”
  • -20°C to 130°C operating temperature range
  • The standard color is black. Other colors available upon request
  • Grade A 7 kV
  • Grade B 4 kV
  • Grade C-1 2.5 kV
  • MIL-I-22157 and MIL-I-3190E
  • UL / CSA
  • RoHS compliant

Acrylic Saturated Fiberglass

Acrylic resin saturant applied to a heat-treated (annealed) electrical grade braided sleeving to provide body and firmness. A very flexible, non-fraying, flame-resistant sleeving available in standard wall and heavy wall.

  • Capable of short term performance to 650°.
  • Non-fraying and flexible
  • Sizes range from #24 to 1”
  • 240°C to 650°C operating temperature range (colors may fade or bake at 400°C)
  • Insulation Class C
  • Standard colors are natural and black
  • Other colors available upon request
  • UL and VW-1
  • RoHS compliant

Heat Treated (Annealed) Fiberglass

Braided glass sleeving heat treated (annealed) to remove textile sizing and provide resistance to fraying when cut. Available in standard wall and heavy wall.

  • Sizes range from #24 to 1”
  • 240°C to 650°C operating temperature range
  • Insulation Class C
  • Standard color is natural
  • Other colors available upon request
  • UL and VW-1
  • RoHS compliant

Braided Basalt Sleeving (ThermoJacket® E)

Knitted basalt sleeve with excellent resistance to high temperatures, good thermal containment performance, outstanding electrical insulation, and chemical corrosion resistance. Excellent for use in combustion engine exhaust systems.

  • 650°C max operating temperature range
  • 750°C peak temperature
  • Sizes range from 2” to 5 ½”
  • Low profile
  • Extremely flexible
  • Conforms to component
  • RoHS compliant

More Extruded Tubing & Sleeving

Technical specifications subject to change without notice.

need more information? click here for a quote or call us at 1(800) 247-2114 to speak with an Electro representative.

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