The Keysight N2779A power supply provides clean dc power for the N2780-83A/B current probe. Three 12 V outputs allow for up to three N2780-83A/B current probes to be connected enabling you to make effective three phase power measurements. This power supply is an universal AC input power supply covering 100VAC - 240VAC 50/60Hz AC input. This power supply is designed specifically for use with the N2780-83A/B AC/DC current probe to ensure safe operation. This power supply also works with the discontinued N2774A current probe.