Fluke 355 True RMS 2000 A Clamp MeterFluke 355 True RMS 2000 A Clamp Meter Versatile and rugged clamp meter for high currents The Fluke 355 True RMS Clamp Meter is a rugged, high performance tool designed for professionals who need to measure large currents in industrial and utility environments. With the ability to accurately measure AC and DC current up to 2000A, along with voltage, resistance, and frequency, this clamp meter is ideal for large scale power distribution systems and