NTE NTE53 400V, TO-3; TRANSISTOR POLARITY:NPN; COLLECTOR EMITTER VOLTAGE V(BR)CEO:400V; TRANSITION FREQUENCY FT:28MHZ; POWER DISSIPATION PD:175W; DC COLLECTOR CURRENT:15A; DC CURRENT GAIN HFE:60HFE; N: Amazon.com: Industrial & Scientific
NTE NTE386 500V, TO-3; TRANSISTOR POLARITY:NPN; COLLECTOR EMITTER VOLTAGE V(BR)CEO:500V; TRANSITION FREQUENCY FT:-; POWER DISSIPATION PD:100W; DC COLLECTOR CURRENT:20A; DC CURRENT GAIN HFE:150HFE; NO.: Amazon.com: Industrial & Scientific
NTE Electronics NTE51 Silicon NPN High Voltage Transistor, High Speed Switch, TO-220 Case, 700V Collector–Emitter, 4A Continuous Collector: Amazon.com: Industrial & Scientific