Programmable DC Power Supply with Triple Output: 2x 30V/3A and 1x 5V/3A Total Power 195W. Manufacturer´s warranty until 21st August 2026. The Keithley 2231A-30-3 is a programmable DC Power Supply with three channels (2x 30 V / 3 A and 1x 5 V / 3 A / total power 195 W). Triple output: 2x 30 V / 3A 1x 5 V / 3 A (30 W) Total power: 195 W All channels are independently controlled and have isolated outputs Two 30 V channels can be combined either in series to double output voltage or in parallel to double output current High accuracy from 100 nA to 6 A 0.06% basic voltage output accuracy and 0.2% current accuracy Output DC power with <5mVpp noise Voltage and current outputs for all channels are displayed simultaneously 30 setup memory locations for frequently used configurations Turn off any output after a predetermined test time with each channel output timer Optional USB adapter for remote control via PC