Schroff Switchpac- tripple SPM 312 5V 12V 5V PSU in: 220-240 V mains 40-62 Hz V1 : 5V @ 5.5A V2: : 12V @1.1A V3 : 12V @1.1A SI Code: 11006-128 status: NOS ( New Old Stock) visually perfect in original box with instructions. Made from high grade components but UNTESTED hence massive price reduction, a real bargain for someone who knows about these bricks. could be a great PSU for model trains, robots or motor control. ex avaition supplier. date : TBC ( think about 1993) RoHS : TBC