TIP31C Power TRANSISTORS(3A,100V,40W)NPN: Amazon.com: Industrial & Scientific
Major Brands 2N5088 Transistor, 2N5088 - BJT NPN, Silicon Amplifier, 30V, 0.05A (Pack of 20): Amazon.com: Industrial & Scientific
Major Brands TIP107. ICS and Semiconductors, Darlington PNP Transistor, 100vceo, 1000hfe, 3 Amp, 9.4 mm H x 4.83 mm W x 10.67 mm L (Pack of 10): Amazon.com: Industrial & Scientific
Bridgold 20pcs TIP42C TIP42 PNP Epitaxial Silicon Power Transistor, General Purpose, 6 A, 100 V, 3-Pin TO-220: Amazon.com: Industrial & Scientific