Uxcell 24-380VAC 3-32VDC SSR-25D Amp Model DC Input AC Output Solid State Relay Product name : solid state relay; Type : ssr-25da rated load current : 25A Input : dc 3-32v; output : AC 24-380v Mounting hole size : small Diameter: 4.5Mm/0.18", big size: 7.1 x 4.3Mm/0.3" x 0.2"(L*w); total size (approximate) : 6 x 4.3 x 2.3Cm/2.4" x 1.7 inch x 0.9 inch (L * w * H ) Material : plastic, electric part; color : Gray, Silver tone Weight : 122G; Package Content : 1 x solid state relay