DC/AC solid state relay: 1, Part No.: SAP-4840D 2, 3-32VDC Input,40- ... DC Solid State Relays single phase, 3 phase solid state relay, Module type. All in one type solid state ... relay. 2FORM-A type solid state relay, 4Form-A type solid state relay* Rated operational current 5 Amp ... Current of load and control input required. AC solid state relay