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The Model AP/W has built upon the advancements of the Model APS and packaged them into a belt-worn instrument to provide a holiday detector with the application flexibility to move from the pipe to the tank, to concrete, and beyond. This pulsating DC holiday detector with regulated voltage has a range of 800 volts to 35,000 volts, giving complete coverage for coating specifications.



  • 800 volts to 35,000 volts in one instrument.
  • Safety cutoff switch.
  • LCD output Meter.
  • Audible & visual detecting holiday indicators.
  • MIL-SPEC, locking Power-Pak cable.
  • Open, ergonomic design reduces user fatigue.
  • Integrated belt loop system.
  • Portable.
  • 6v Rechargeable Battery.


  • Pipelines
    • Internal
    • External
  • Tanks
  • Concrete
  • Sewers
  • Manholes


Tinker & Rasor – AP/W Product Brochure


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