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Tinker & Rasor RF-IT Above Ground Insulator Tester

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  • Digital meter
  • Battery operated
  • Audible beep
  • Use on structure regardless of CP


The Model RF-IT is a highly sensitive device used to test above ground pipeline insulators. This affordable unit is also fantastic for flange bolts shorts.


The automatic RF-IT allows the operator to pinpoint the precise contact point. The RF-IT emits an audible beep. When the operator gets closer to the point of contact the unit starts beeping faster. At the same time, the sliding scale LCD meter moves from left to right.