[elecena] 5S550I - zmiany ceny Zasilacz: UPS; 5S; 330W; 550VA; 230V; 5Ah; Line Interactive; 50/60Hz 5S550I - 777.36 PLN https://elecena.pl/product/29266076/5s550i 2025-08-14 5S550I - 813.84 PLN https://elecena.pl/product/29266076/5s550i 2026-09-28