[elecena] 6N137-020E - zmiany ceny Transoptor; THT; Ch: 1; OUT: otwarty kolektor; Uizol: 5kV; DIP8 6N137-020E - 29.75 PLN https://elecena.pl/product/29642801/6n137-020e 2025-12-24 6N137-020E - 2.98 PLN https://elecena.pl/product/29642801/6n137-020e 2026-01-13