20/02/2026

Blocked fiberglass sleeve, 1kV, ⌀ 2,0, white
Art.-No. 177-00027 | G7SI1-02-GF-WH

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  • Silicone fiberglass sleeving, 1 kV
  • Heat protection
  • Resistant to the most common chemical agents
  • Good mechanical resistance
  • Operating temperature range from −30 °C to +250 °C (up to +320 °C for short periods)
  • Meets VW-1 flammability requirements according to UL 1441 self-extinguishing specifications
  • Standard color: black. White available upon request.
Application The HelaGlass series is a high-quality product designed to provide excellent thermal insulation.
Its main applications include thermal and electrical insulation of cables and cable bundles, pipes, and hoses in high-temperature environments. It is ideal for heating systems, motor and transformer connections, and lighting applications.
Brand Family Helaglass
Color White (WH)
PART DESCRIPTION G7SI1-02-GF-WH
Packaging Type box
Part No. 177-00027
Type G7SI1-02
Length (metric) 200m
Nominal Diameter (metric) 2mm
Dielectric Strength 0.8kV/mm
Material GF
Material Glass Fiber (GF)
Operating Temperature -22°F to +482°F (-30°C to +250°C)
ROHS compliant Yes
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