Shield your work from damaging environmental factors with a 3M 8420 Cold Shrink Connector Insulator. From moisture and ozone to acid and alkali exposure, this tubular sleeve seals and insulates wires and cable splices on 1 kV-rated applications. It offers a tight, reliable fit with its EPDM rubber composition, and operates well in temperatures of -40 to 194 degrees F (-40 to 90 degrees C).







