Tektronix A621 Current Probe

50 kHz Bandwidth

This industrial-style clamp-on probe has a BNC connector and can be used with a shrouded banana plug adapter so it can be used on digital multimeters, TekMeter, and oscilloscopes. The A621 can measure AC currents from 100 mA to 2000 A peak over a frequency range of 5 Hz to 50 kHz. It provides a 1 mV, 10 mV, or 100 mV output for each Amp measured.

Request a quote

Tektronix A621 Current Probe Product Description

The A600 Series current probes are specifically designed to support measurements with the TekMeter® or oscilloscope.

Features and benefits

  • A621
    • AC – 5 Hz to 50 kHz
    • 100 mA to 2000 A peak
    • For DMMs and oscilloscopes
    • Clamp on
  • A622
    • AC/DC – 100 kHz
    • 50 mA to 100 A peak
    • For DMMs and oscilloscopes


  • Motor drives
  • Inverters
  • Power supplies
  • Avionics

Tektronix A621 Current Probe Specifications

Model Max Current Min Current Bandwidth
A621 RMS: 1000 A, Peak: 2000 A 10 mA 50 kHz

Tektronix A621 Current Probe Resources


Related products

Sign up for the MCS Newsletter

You will receive all the latest test & measurement news and rental offers.