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TE Connectivity (TE)’s Raychem heat-shrink insulating boots are used in switchgear and transformer cable boxes,  where air clearances are insufficient for normal operation, and they also protect against flashover caused by rodents or high humidity.The non-tracking heat-shrink material has excellent erosion resistance, dielectric properties and environmental resistance, giving superb performance in areas of high humidity and electrical stress.
TE’s Raychem RSRB boots can be used with all TE’s Raychem heat-shrink terminations and are quick and easy to install.


  • Protects against flash over e.g. due to rodents or extreme humidity
  • High-performance insulation material
  • Excellent track and erosion resistance
  • Available for inline and right angle applications
  • Quick and easy installation


Please review product documents or contact us for the latest agency approval information.  

Product Type Features

  • Dead Break Connection Technology  Heat Shrink

  • Bushing Type  250A, 630A

  • Screened  No

  • Product Family  RSRB

Configuration Features

  • Number of Cores  1

Electrical Characteristics

  • Dead Break Connection Voltage Class (kV) ≤ 17.5, ≤ 24, ≤ 36


  • Cross-Section Range (mm²) 10 – 35, 50 – 95, 120 – 300


  • Halogen Free  Yes

  • Free of Lead, Cadmium, Heavy Metals  Yes

  • Emission Free  Yes

  • Non-Toxic & Non-Corrosive Emission  Yes

  • Application Type  Elbow Insulating Boot (Short), Elbow Insulating Boot, Straight Insulating Boot

Product Availability

  • Dead Break Connection Product Availability  AMERICAS, ANZPAC, ASIA, EMEA


  • Installation Instruction  Arabic, Dutch, English, French, German

Reference Number

  • TE Internal Number CAT-RSRB

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