[elecena] L297/1 - zmiany ceny Kontroler PWM; 4.75รท7V; -40stC +150stC; DIP20; THT L297/1 - 52.09 PLN https://elecena.pl/product/30178220/l297-1 2026-05-05 L297/1 - 42.35 PLN https://elecena.pl/product/30178220/l297-1 2026-08-08