Bridgold 50pcs 10Types TIP Series Transistors Assortment Kit, Including TIP31 TIP32 TIP41 TIP42 TIP120 TIP121 TIP122 TIP125 TIP126 TIP127: Amazon.com: Industrial & Scientific
Amazon.com: Marcas principales TIP31 A Transistor, propósito General BJT, 60 V, 3 Amp, 3-pin, 3 + Tab, TO-220 (paquete de 15) : Industrial y Científico