[elecena] tranzystor BC550B TO-92 - zmiany ceny tranzystor BC550B TO-92 - 12.30 PLN https://elecena.pl/product/5248980/tranzystor-bc550b-to-92 2015-07-15 tranzystor BC550B TO-92 - 12.20 PLN https://elecena.pl/product/5248980/tranzystor-bc550b-to-92 2018-05-04 tranzystor BC550B TO-92 - 15.00 PLN https://elecena.pl/product/5248980/tranzystor-bc550b-to-92 2018-08-26 tranzystor BC550B TO-92 - 12.20 PLN https://elecena.pl/product/5248980/tranzystor-bc550b-to-92 2022-01-08 tranzystor BC550B TO-92 - 15.00 PLN https://elecena.pl/product/5248980/tranzystor-bc550b-to-92 2022-03-01