The Fluke 353 and 355 True-rms digital clamp meters of choice for high current amp meter measurement up to 2000 A. With an extra-wide jaw, and CAT IV 600 V, CAT III 1000 V ratings, take peak measurements using the inrush current mode. The 355 Fluke clamp meter measures voltage and resistance, making this an ideal clamp meter for users needing digital clamp meters.