Receptacle Tester Verifies GFCI & Standard Outlets

FLIR Systems’ RT50 is a GFCI and standard receptacle tester designed for those who need to verify or troubleshoot operation of three-wire receptacle circuits within residential and commercial buildings. The unit features a durable, ergonomic design, and smarter testing capabilities to quickly identify wiring issues and confirm correct wiring.

It is a plug-and-play pocket tool that users can plug into three-wire receptacles in 110-125 V AC circuits, GFCI outlets, and standard outlets wired in parallel. Additionally, it can plug into a series, for instance, multiple outlets in kitchens and bathrooms.


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A LED indicator informs the user that a circuit or outlet is wired correctly. Users can confidently identify up to five possible wiring issues quickly, including:

  1. Open Ground
  2. Open Neutral
  3. Open Hot
  4. Hot & Ground Reversed
  5. Hot & Neutral reverse


For more details, peruse the RT50 datasheet.

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