[elecena] 6N137-520E - zmiany ceny Transoptor; THT; Ch: 1; OUT: otwarty kolektor; 5kV; DIP8 Gullwing 6N137-520E - 20.30 PLN https://elecena.pl/product/29642737/6n137-520e 2025-12-24 6N137-520E - 3.11 PLN https://elecena.pl/product/29642737/6n137-520e 2026-01-13