The Rigol PHA0150 current probe utilizes Hall-effect technology to measure both AC and DC currents without inserting a physical connection into the circuit. This feature allows for non-intrusive current measurement, making it ideal for analyzing power systems, motor drives, and converters. The probe offers high sensitivity (~50 mV/A) and is suitable for both high and low current measurements, making it a versatile tool for a range of industries including automotive, power electronics, and industrial equipment diagnostics.