Siemens 6EP1332-2BA20 SITOP PSU100S 24 V/2.5 A Stabilized Power Supply. SITOP PSU100S 24 V/2.5 A stabilized power supply input: 120/230 V AC output: 24 V DC/2.5 A. It belongs to 1-phase, 24 V DC. Recorded manufacturer technical characteristics include Efficiency: 85 %; Output current: 2.5 A; Output voltage: 24 V DC; Adjustment range: 22.8-28 V; Active power supplied: 60 W; Input voltage AC (rated 1): 120 V; Input voltage AC (rated 2): 230 V.