895-2388, Keithley, Keithley 2281S Series Analogue, Digital Bench Power Supply, 0 → 20V, 6A, 1-Output, 120W, Brand Keithley, Series 2281S, Model Number 2281S-20-6 Keithley 2281S Series Analogue, Digital Bench Power Supply, 0 → 20V, 6A, 1-Output, 120W