American sock-L14-30R 5/1000 Multi functional socket

1.Rated: 250VAC 16A;
         125VAC 20A;
         125/250VAC 30A;
2.Contact resistance: ≤1Ω;
3.Insulation resistance: ≥100MΩ;
4.Withstand voltage: 1500VAC/min;
5.Insertion and extraction force: 15-110N;
6.Electric life: 20000 times;