5 pcs of MJE3055T MJE3055 10A 60V NPN Transistor for General Purpose and Switching Applications: Amazon.com: Industrial & Scientific
Amazon.com: 2SA1216+2SC2922 Sanken Audio Power Transistor PNP+NPN Pair with Mica Insulators, MT-200 Case : Electronics
Amazon.com: ESUMIC Aluminum Heatsink Heatsink Module 16 Heatsinks for High Power Transistor Semiconductor Devices 100x100x18mm and 1roll 20mm x 25m Double Sided Adhesive Thermal Tape for IC Module, PC Computer : Electronics