The Hirschmann Test & Measurement contact protected test lead on both sides sprung plug of diameter 4 mm, insulated by latching and sprung insulated, which is only released by pressure on the lateral locking spring, and rigid socket of diameter 4 mm to the far pluginess. It is highly flexible, double insulated stranded conductor with integrated color indicator for detecting damage to the insulation. Contact pin brass
Contact spring copper beryllium
Housing material PA
Temperature range -15 °C to +70 °C