Elpress A4-12ET — pre-insulated end ferrule (cord-end / bootlace terminal) for terminating a 4 mm² stranded conductor, with a 12 mm tinned-copper barrel and a polypropylene insulating collar. The barrel is electrolytic copper (Cu 99.95%) tin-plated (Cu/Sn); the neck is brazed and annealed so it can be crimped in any orientation. Insulation and dimensions conform to DIN 46228-4; halogen-free. Crimped with matching Elpress dies (System Elpress) for a gas-tight termination into terminal blocks, connectors and switchgear. Operating temperature −5 °C to +105 °C. Approvals: CSA, UL, CE, UKCA; REACH / RoHS compliant.