2 x 4.5mm (2x65/0.30mm) Twin Flat Thin Wall cable. Nominal Current Rating: 42.0 amps. Max. Overall Diameter: 5.6mm x 9.4mm Sheath Colour: Black Core Colours: Red, Black Manufactured in accordance with BS6862 Part 1 1971, where applicable. ISO6722 Plain copper conductors - PVC insulated and sheathed 70°C. PVC insulation resistant to abrasion,moisture, petrol, diesel, oil and diluted acids.