[elecena] IR42-21C/TR8-U2 - zmiany ceny Transceivery światłowodowe; IR42-21C/TR8; EVERLIGHT; 940 nm; 2; Surface Mount; Yes IR42-21C/TR8-U2 - 0.47 PLN https://elecena.pl/product/30346027/ir42-21c-tr8-u2 2026-06-01 IR42-21C/TR8-U2 - 0.39 PLN https://elecena.pl/product/30346027/ir42-21c-tr8-u2 2026-07-18