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Photograph of ALUMINUM WIRE  - Recognizing aluminum wiring may be possible where nonmetallic wiring is visible such as in attics or basements.How to Recognize or Identify Aluminum Electrical Wiring in buildings

  • ALUMINUM WIRING IDENTIFICATION - CONTENTS: How to identify aluminum electrical wiring in buildings, Where to look for aluminum wiring, How to recognize aluminum wired electrical circuits
  • POST a QUESTION or READ FAQs about aluminum electrical wiring identification methods: what aluminum electrical wiring looks like, brands, labels, appearance
  • REFERENCES
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How to recognize or identify aluminum electrical wiring in buildings. This article provides tips and photographs helpful in identifying the presence of aluminum wiring in residential properties. Because we've had requests for help in identifying this wire we've included some tips.

Be sure to also look at other photographs available at the Aluminum Wiring Website as many of them show closeups of aluminum wire in various applications.



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How to Recognize or Identify Aluminum Electrical Wiring in Homes

Photograph of Aluminum wire in the
electric panel

Watch out: unless you are specifically trained to do so, do not open or disassemble or touch any electrical panels, devices, components if you are not trained and competent. There is risk of fatal electric shock.

[Click to enlarte any image]

Photograph of Aluminum wire in the
electric panel

Photograph of Kaiser Aluminum Wire

Photograph of ALUMINUM WIRE  - Recognizing aluminum wiring may be possible where nonmetallic wiring is visible such as in attics or basements.

Photograph of ALUMINUM WIRE in a junction box.

Photograph of aluminum splice to stranded copper in light fixture

Photo of the AMP COPALUM aluminum wiring connector recommended by the US CPSC

Photo of the AlumiConn aluminum wire lug connector sold by King Innovations

Photo of the 3M Scotchlok wiring connector which can be used for aluminum wiring repairs, has tested
successfully but has not been recommended by the US CPSC

Photograph of a non-recommended twist-on connector repair attempt

Photograph of overheated multistrand aluminum wire on a 240V circuit.

Watch out: these conditions indicate fire hazards in your building.

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Continue reading at COPPER-CLAD ALUMINUM WIRE (safe in homes) where we distinguish among copper-clad aluminum wire, plated copper wire, and CU/AL or COLAR devices, or select a topic from closely-related articles below, or see our complete INDEX to RELATED ARTICLES below.

Or see ALUMINUM WIRING GUIDE for HOME INSPECTORS

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ALUMINUM WIRING IDENTIFICATION at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice.

INDEX to RELATED ARTICLES: ARTICLE INDEX to ELECTRICAL INSPECTION & TESTING

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