Amazon.com: NTE Electronics NTE2594 NPN Silicon Transistor, High Voltage, High Current Switch, TO3PML Type Package, 800V, 15 Amp : Industrial & Scientific
Amazon.com: Todiys New 30Pcs for BF199 50mA 25V to-92 RF Medium Frequency NPN Transistors BF199-W : Industrial & Scientific
Set of 50, Transistor 2N4401 NPN 600mA (0.6A) 40V: Amazon.com: Industrial & Scientific
ST Micro TIP35C General Purpose BJT NPN Transistor Pin, 100V, 25 Amp, 3-Pin, TO-247, 5.15 mm W x 20.15 mm H x 15.75 mm L (Pack of 3): Amazon.com: Industrial & Scientific
NTE Electronics NTE256 NPN Silicon Darlington Transistor with Damper Diode, TO218 Type Package, 600V, 28 Amp: Amazon.com: Industrial & Scientific
Amazon.com: Major Brands MPSA14 NPN Silicon Transistor, 30V, Through Hole Mount, 5.33 mm H x 4.19 mm W x 5.2 mm L (Pack of 20) : Industrial & Scientific