Product Name : Phase Control Thyristor ;Model : KP100A;Average Forward Current : 100ARepetitive Reverse Voltage(VRRM) : 1600V;Thread Diameter : 15.3mm / 0.6"Main Body Size : 31 x 31 x 50mm / 1.2" x 1.2" x 2"(L*W*H);Overall Height : 220mm / 8.6"Material : Metal, Ceramic;Net Weight : 80gStud type phase control thyristor or silicon control rectifier () features metal case with ceramic insulator.Typical Applications: Machine tool controls, Battery chargers, Motor controllers, Welder Phase control.Package Content : 1 x Phase Control Thyristor Note:Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.