[elecena] BUT11A - zmiany ceny SI-N 1000V/450V 5A 100W =2SC2979 , =BUX84 BUT11A - 3.50 PLN https://elecena.pl/product/221948/but11a 2007-02-26 BUT11A - 3.53 PLN https://elecena.pl/product/221948/but11a 2011-01-05 BUT11A - 3.50 PLN https://elecena.pl/product/221948/but11a 2013-12-08