[elecena] UA7812 - zmiany ceny Stabilizator 1A +12V TO220 UA7812 - 2.00 PLN https://elecena.pl/product/206650/ua7812 2007-02-24 UA7812 - 2.02 PLN https://elecena.pl/product/206650/ua7812 2011-01-04 UA7812 - 2.00 PLN https://elecena.pl/product/206650/ua7812 2013-12-12