Advanced Test and Measurement
Instruments and Power Supplies

Aim-TTi BS407

Precision Micro Ohmmeter

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  • High basic accuracy of 0.1%
  • Wide range of 1 µΩ to 20 kΩ
  • Current reversal switch for detecting thermal EMF effects
  • Current diversion switch for easy zeroing
  • Four terminal measurement using Kelvin clip leads (supplied)
  • Battery operation with built-in charger
  • 20mV clamp for "dry circuit" testing

Product Variants

Model Price


Precision Micro Ohmmeter
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Series Model Price
BS K-Clip
Additional/Replacement Kelvin Clip Set for BS407 Micro-Ohmmeter