[elecena] 2SK1117 - zmiany ceny 2sk1117, 2SK1117 - 4.00 PLN https://elecena.pl/product/2461071/2sk1117 2011-12-23 2SK1117 - 6.00 PLN https://elecena.pl/product/2461071/2sk1117 2018-05-03 2SK1117 - 7.00 PLN https://elecena.pl/product/2461071/2sk1117 2025-09-05