51784 - DILEM-10(190V50HZ,220V60HZ) - Contactor, 3p+1N/O, 4kW/400V/AC3 (This article is a production article, so no return or exchange is possible here)
51793 - DILEM-01(190V50HZ,220V60HZ) - Contactor, 3p+1N/C, 4kW/400V/AC3 (This article is a production article, so no return or exchange is possible here)