... .ID 0.8-30mm 4.past the ISO9001 ,UL,SG silicone resin under high temperature, with good dielectric, self-extinguish, which ... is widely used for class H electrical machinery, electrical appliance, heating equipments etc. Specifications ... ~ 250 ; Colour: white, red, black, yellow, etc 1500-4000 Volt silicone rubber coated fiberglass sleeve