[elecena] 1N5221B - zmiany ceny Dioda: Zenera; 500mW; 2,4V; DO35; 100uA; Ufmax: 1,5V 1N5221B - 3.64 PLN https://elecena.pl/product/30267983/1n5221b 2026-05-18 1N5221B - 9.38 PLN https://elecena.pl/product/30267983/1n5221b 2026-07-03