... :40A Used in stereo equipments, Amplifier, Radio player. terminal board,terminal connector 1.Standard atmospheric condition: Operating temperature range : ... No Breakdown2 Insulation resistance Insulant resistance between terminals, between terminal and base.DC 500V ≥500MΩ3 Contact resistanceMeasurement ... 1000Hz with small current (100mA MAX)≤30mΩterminal board, terminal connector, wire connector