[elecena] JAN2N4449 - zmiany ceny Tranzystor: NPN; bipolarny; 20V; 360mW JAN2N4449 - 61.12 PLN https://elecena.pl/product/30262513/jan2n4449 2026-05-18 JAN2N4449 - 62.02 PLN https://elecena.pl/product/30262513/jan2n4449 2026-07-02