[elecena] 1N4740A-TR - zmiany ceny Diody Zenera; VISHAY; 1N4740A-TR; 2; 10 V; 10 µA; Through Hole 1N4740A-TR - 0.53 PLN https://elecena.pl/product/30536982/1n4740a-tr 2026-07-29 1N4740A-TR - 0.52 PLN https://elecena.pl/product/30536982/1n4740a-tr 2026-09-26