240D45-7 solid state relay by Opto22. for switching on 240Volt loads upto 45 Amps control signal is 3 to 32 Vdc, 4000 volts of optical isolation. Download Opto22 240D45-7 datasheet: Status: NOS (New Old Stock) in original box's ex USAF NSN 5945-01-284-0428 RoHS: tbs