[elecena] BUW11 - zmiany ceny BUW 11 TRANSISTOR SILICON NPN / 850V / 5A / 100W BUW11 - 1.29 EUR https://elecena.pl/product/16834860/buw11 2020-05-13 BUW11 - 4.99 EUR https://elecena.pl/product/16834860/buw11 2022-07-07