Silicone High Temp Cables Unscreened Cable CU/SiR/SiR 4G4 This flexible 4-core silicone cable is specifically engineered for high-temperature industrial environments requiring reliable power and control transmission without the need for shielding. Key Features & Technical Advantages 4-core configuration (3 power + 1 earth) with 4mm² section per core High purity tinned copper conductor, fine-stranded Class 5 for flexibility Silicone rubber insulation for excellent dielectric