The Model SL261 is a portable 100A peak current probe that can accurately measure AC or DC current waveforms. The unit has proportional mV output for direct readings to AstroNova recorders and data acquisition systems.


  • Nominal Range: 10A & 100A
  • Measurement Range: 100mA to 100A
  • Output Signal: 10A: 100mV/A 100A: 10mV/A
  • Accuracy: Range dependent. See datasheet for details.
  • Frequency Range: DC to 100 kHz (-3dB with current derating)
  • Max. Conductor Size: 0.46 inch (11.8mm)