[elecena] BC547B NPN (436A) - zmiany ceny ranzystor NPN 50V 0.1A 0.5W BC547B NPN (436A) - 0.30 PLN https://elecena.pl/product/2443683/bc547b-npn-436a 2011-12-15 BC547B NPN (436A) - 0.50 PLN https://elecena.pl/product/2443683/bc547b-npn-436a 2020-09-01