[elecena] KB817-B Kingbright PDIP4 - zmiany ceny Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin PDIP KB817-B Kingbright PDIP4 - 1.62 PLN https://elecena.pl/product/24594140/kb817-b-kingbright-pdip4 2023-12-07 KB817-B Kingbright PDIP4 - 1.76 PLN https://elecena.pl/product/24594140/kb817-b-kingbright-pdip4 2024-03-20 KB817-B Kingbright PDIP4 - 1.62 PLN https://elecena.pl/product/24594140/kb817-b-kingbright-pdip4 2025-02-15 KB817-B Kingbright PDIP4 - 1.56 PLN https://elecena.pl/product/24594140/kb817-b-kingbright-pdip4 2025-04-01