MA120-NIST / Extech AC DC Mini Clamp Meter And Voltage Detector 200A AC/DC Current.Measures 200A AC Current up to 100mA resolution.3% basic ACA accuracy.
MA145-NIST / Extech TRMS AC/DC Clamp Meter and NCV Detector, 300A, includes Traceable Certificate True RMS measurements for accurate readings of noisy, distorted or non-sinusoidal waveforms.