[elecena] PT15-21B/TR8-U2 - zmiany ceny Fototranzystory; PT15-21B/TR8; EVERLIGHT; Surface Mount; 2; 940 nm; NPN PT15-21B/TR8-U2 - 0.28 PLN https://elecena.pl/product/30351250/pt15-21b-tr8-u2 2026-06-02 PT15-21B/TR8-U2 - 0.25 PLN https://elecena.pl/product/30351250/pt15-21b-tr8-u2 2026-09-17