Phoenix Contact Insulated Crimp Wire Pin Terminals. Insulated crimp wire pin terminals made from tin plated copper with halogen free plastic sleeves. These insulated crimp wire pin terminals have a hard soldered crimping zone and "EASY ENTRY" for easy and reliable conductor entry. Electrolytic tin plating Hard-soldered crimping zone for maximum pull-out forces Halogen-free "EASY ENTRY" for easy and reliable conductor entry Material: Copper