[elecena] BST39-U1 - zmiany ceny Tranzystory bipolarne (BJT); BST39; NXP SEMICONDUCTORS; NPN; 4; 350 V; 500 mA BST39-U1 - 27.41 PLN https://elecena.pl/product/30369988/bst39-u1 2026-06-05 BST39-U1 - 27.79 PLN https://elecena.pl/product/30369988/bst39-u1 2026-09-21