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Aluminum Wiring Replacement in Phoenix, AZ for Copper Rewiring & Panel Upgrades

Phoenix House Rewiring provides aluminum wiring replacement for homes across Phoenix, Arizona. We replace aging branch circuits with copper wiring and address related electrical panel upgrades. Our services also include knob and tube replacement, electrical troubleshooting, and safety inspections. Each project begins with an assessment of the wiring, circuit loads, and access needed for the work.

Homes built between 1965 and 1973 may still have single-strand aluminum branch circuits. Phoenix summer heat adds to the expansion and contraction that can loosen aging connections. Flickering lights, hot outlets, or repeated breaker trips call for an electrical assessment. We trace the affected circuits and explain the replacement options before planning the work.

Our crews hold Arizona Registrar of Contractors licensing and carry liability insurance. We coordinate required permits and inspections, then provide documentation of the completed work.

Phoenix House Rewiring provides aluminum wiring replacement throughout Phoenix, Glendale, Tempe, Mesa, Scottsdale, and the broader Maricopa County metro area.

★ ★ ★ ★ ★4.9/5 Customer Satisfaction · 29 Years of Electrical Experience · 2,500+ Electrical Projects Completed · Licensed, Bonded & Fully Insured · Rewiring Homes Across the Valley

Aluminum Wiring Replacement Options & Benefits

What Does Aluminum Wiring Replacement Involve?

Aluminum wiring replacement means running new copper branch circuits to the outlets, switches, and fixtures served by the affected wiring. The old aluminum conductors are disconnected and removed where accessible or safely abandoned in place.

Aluminum branch wiring from the original installation era is now more than 50 years old. Its connection points deserve particular attention because oxidation and repeated expansion and contraction can increase resistance and generate heat.

A full copper rewire addresses the affected circuits throughout the home. If the work needs to happen in phases, we identify priority circuits and assess the transition connections needed while aluminum wiring remains in use.

Benefits of Converting to Copper Wiring

A copper conversion addresses aging conductors and creates an opportunity to correct related circuit and panel issues in one project. The scope is based on the wiring we find and the electrical demands of your home.

  • Replace aging aluminum branch conductors
  • Reduce recurring aluminum connection repairs
  • Update grounding on replaced circuits
  • Add appropriate GFCI and AFCI protection
  • Match circuit protection to electrical loads
  • Plan dedicated circuits for demanding equipment
  • Coordinate panel work with the rewire
  • Document completed work for insurers and buyers
Work That Fits Your Home

Rewiring and Electrical Upgrade Services

We assess the branch wiring alongside the panel, devices, and equipment it serves. Related services include circuit breaker replacement, outlet and switch installation, GFCI and AFCI upgrades, and whole-home surge protection. The written scope identifies which work belongs in your project.

Aluminum Wiring Replacement

Contractor replacing old metal electrical wiring in an open wall cavity in Phoenix, AZ.

We run copper conductors from the panel to each outlet, switch, and fixture on the affected circuits. Accessible routes help limit wall openings, while each splice and termination is tightened to manufacturer specifications and verified with a calibrated driver.

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Knob and Tube Wiring Replacement

Knob and tube wiring replacement in a Phoenix, AZ attic, showing new cables and old porcelain removed.

Older homes in Encanto-Palmcroft and Willo may combine early knob and tube wiring with later aluminum additions. We identify the cloth-insulated, ungrounded circuits and plan their replacement alongside other legacy wiring where appropriate.

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Electrical Panel Upgrades

Electrical panel upgrade and new conduit in a Phoenix, AZ residential utility alcove.

An older 100-amp service may no longer suit the combined demands of HVAC, kitchen appliances, and EV charging. We assess panel capacity during the rewire and determine whether an upgrade to 200 amps is appropriate for the home.

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Electrical Troubleshooting and Diagnostics

Technician performing electrical troubleshooting for aluminum wiring replacement in Phoenix, AZ.

Repeated trips or intermittent lighting problems need diagnosis before a repair decision. We isolate whether the fault involves the breaker, conductor, or termination and use those findings to define the work.

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Electrical Safety Inspections

Contractor performing an electrical safety inspection for aluminum wiring replacement in Phoenix, AZ.

We review the panel schedule, trace accessible circuits, and identify aluminum and copper conductors. The inspection also helps reveal mixed wiring from earlier renovations so the replacement plan reflects the circuits actually present.

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Dedicated Circuit Installation

Armored electrical cable running along a masonry foundation for a dedicated circuit installation in Phoenix, AZ.

Kitchens, laundry equipment, and HVAC can require dedicated 20-amp or 240V circuits according to the equipment and load. We plan these circuits with the panel work so demanding appliances do not depend on unsuitable shared branch wiring.

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Choose the Scope of Work

Aluminum Wiring Replacement Options

The right scope depends on how much aluminum wiring remains, its condition, available access, and the loads the panel must support. We explain full replacement, phased work, and related upgrades in a written plan.

Copper branch-circuit replacement for aluminum wiring near wooden studs on a Phoenix, AZ home.

Full Copper Branch-Circuit Replacement

A complete conversion replaces the affected aluminum circuits in one coordinated project. It also allows circuit protection, access work, and documentation to be planned together.

  • Map every affected branch circuit
  • Run copper to outlets, switches, and fixtures
  • Disconnect the old aluminum conductors
  • Use accessible routes where possible
  • Test each completed circuit
Request Estimate
Technician pulling wires during aluminum wiring replacement in a Phoenix, AZ home.

Phased Circuit Replacement

Some homes can be addressed in stages after assessment. We identify the highest-risk circuits first and explain the tradeoffs of keeping other aluminum circuits in service temporarily.

  • Prioritize circuits based on inspection findings
  • Review kitchen, laundry, and HVAC circuits
  • Define the scope of each phase
  • Assess necessary aluminum-to-copper transitions
  • Account for repeated access and patching work
Request Estimate
New electrical panel and conduit on a stucco garage wall in Phoenix, AZ.

Rewiring with Panel and Breaker Upgrades

Panel work can be coordinated with new branch circuits when capacity or aging hardware needs attention. This is especially useful in homes with expanded appliance loads and limited existing circuit space.

  • Review the existing panel schedule
  • Assess present equipment loads
  • Identify breaker replacement needs
  • Plan capacity for dedicated circuits
  • Coordinate panel and wiring inspections
Request Estimate
Contractor photo of electrical outlet and switch upgrades for aluminum wiring replacement in Phoenix, AZ.

Outlet, Switch, GFCI and AFCI Upgrades

Rewiring is an opportunity to replace unsuitable devices and update protective equipment. We review receptacles, switches, and circuit protection as part of the electrical scope.

  • Review outlet and switch compatibility
  • Address devices on affected circuits
  • Plan GFCI protection for required locations
  • Plan AFCI protection for applicable circuits
  • Verify protective-device operation
Request Estimate
New copper wiring and old aluminum wire in a historic Phoenix, AZ home.

Combined Aluminum and Knob and Tube Replacement

Piecemeal renovations can leave aluminum, copper, and knob and tube circuits on the same panel. Replacing the legacy circuits together can reduce repeated labor and drywall disruption.

  • Identify wiring from earlier renovations
  • Map aluminum and knob and tube circuits
  • Plan shared access openings
  • Update grounding on replaced circuits
  • Bring circuit protection into the replacement scope
Request Estimate
A Plan for Your Property

Choosing the Right Rewiring Approach

An accessible single-story attic presents different choices from a split-level home or a two-story property with limited access. We compare circuit condition, panel needs, and likely drywall or plaster openings before recommending a scope. The plan also identifies areas that will require patching afterward.

Licensed and Insured Crews

Our crews hold Arizona Registrar of Contractors licensing and carry liability insurance. We coordinate the permits and inspections required for the project through the applicable Phoenix or Maricopa County jurisdiction.

Experience with Phoenix Housing

Our work includes ranch homes and mid-century properties in Arcadia, Maryvale, and Ahwatukee. We also plan rewires for split-level and larger two-story homes where access, circuit count, and panel capacity need to be considered together.

Written Scope and Work Records

You receive a circuit-by-circuit plan that identifies access and patching needs before replacement begins. We provide documentation of completed work for your records and for submission to an insurance carrier or future buyer.

Know What Needs Assessment

Recognizing Aluminum Wiring Problems

Connection problems can remain hidden behind receptacles, switches, and panel covers. Our inspection and diagnostic work looks beyond the visible symptom to identify the affected circuit and connection. These warning signs help explain when to request an assessment.

Request an Assessment

Flickering or Dimming Lights

Lights that flicker or dim when an appliance starts can point to a connection issue on an older circuit. We trace the affected wiring rather than assume the bulb or fixture is responsible.

Burning Odors Near Devices

A burning or hot-plastic odor near an outlet or switch can signal heat damage at a connection. This calls for prompt professional assessment to identify the source and the affected wiring.

Repeated Breaker Trips

A repeatedly tripping circuit may involve the breaker, the electrical load, or a failing connection. Troubleshooting separates those possibilities before replacement work is recommended.

Loose or Oxidized Connections

Oxidation at aluminum terminations can increase resistance, while repeated expansion and contraction can loosen connections. Together, these conditions can produce intermittent faults and localized heating.

Hot or Discolored Outlet Plates

Warm outlet covers and brown or black discoloration on switch plates can indicate overheating behind the device. The assessment needs to address the connection and conductor, not just the visible cover.

Devices Unsuitable for Aluminum Wiring

An outlet or switch installed during a renovation may not be suitable for the aluminum conductor behind it. We assess device compatibility, including CO/ALR ratings and any aluminum-to-copper pigtail connections.

From Inspection to Documentation

Our Aluminum Wiring Replacement Process

We begin by identifying the wiring and defining the circuit scope. Access planning and required permits come before replacement, followed by circuit testing, inspections, and work records.

01.

Inspect and Identify the Wiring

We check the panel schedule and trace accessible circuits. Wire markings and, where necessary, a controlled test cut help identify which conductors are aluminum and which are copper.

02.

Map the Scope and Access

We develop a circuit-by-circuit plan, review panel capacity, and note where drywall or plaster openings will be needed. The written scope identifies the areas that require patching after the electrical work.

03.

Arrange Permits and Inspections

We handle the required electrical permit application and coordinate inspections with the applicable jurisdiction. The work is planned around the locally adopted National Electrical Code requirements.

04.

Install Copper and Disconnect Aluminum

We use existing pathways where possible, install the new copper circuits, and disconnect the old aluminum conductors. Accessible old wiring is removed or safely abandoned, and terminations are tightened to manufacturer specifications.

05.

Test Circuits and Protection

Each new circuit is tested for continuity and proper polarity. We also verify the operation of GFCI and AFCI protection before considering the circuit complete.

06.

Complete Inspection and Work Records

We coordinate the required final electrical inspection and provide documentation of the completed work. These records can support your own maintenance file, insurance submissions, or a future property sale.

Plan Your Copper Conversion

Schedule an Aluminum Wiring Assessment

Discuss your wiring concerns, renovation plans, or inspection findings with Phoenix House Rewiring. We assess the circuits and access conditions, then provide a written scope and project-specific timeline.

Answers for Phoenix Homeowners

Aluminum Wiring Replacement FAQs

Find answers about replacement costs, project timing, wall access, insurance documentation, and the electrical work that may accompany a copper conversion.

Call About Your Wiring

A sale is possible, but an inspection finding can lead to requests for repair credits, replacement, or a pigtail retrofit. Lenders and insurers may also request evidence that the wiring has been assessed or corrected. We provide records of completed work that sellers can share during the transaction.

Coverage and documentation requirements vary by carrier. An insurer may request an electrical inspection, an accepted repair method, or replacement before issuing or renewing a policy. We provide inspection reports and completed-work documentation for homeowners to submit to their carrier.

Flickering lights, warm outlet or switch plates, burning odors, repeated breaker trips, and discolored covers can indicate a wiring problem. These symptoms need professional diagnosis because a breaker, device, load, or termination may be involved. A burning smell or evidence of overheating calls for prompt assessment.

Most single-story Phoenix homes take roughly one to two weeks for a full rewire, depending on size, attic access, and panel work. Two-story or slab-on-grade homes with limited access can take longer. We provide a project-specific timeline after the inspection and scope are complete.

Not always; an assessment may support replacing the highest-risk circuits first and addressing the rest in phases. Kitchen, laundry, and HVAC circuits are among the areas reviewed when setting priorities. Completing the full scope together can avoid repeated mobilization and drywall repair.

Whole-house rewiring requires an electrical permit through the City of Phoenix Development Services Department or the applicable office outside city limits. The completed work must pass the required final electrical inspection before the permit is closed. Phoenix House Rewiring handles permit applications, scheduling, and inspection coordination.

A full rewire for a typical single-story Phoenix home generally runs between $8,000 and $15,000. Per-floor industry pricing often lands around $5,000 per floor before drywall patching and paint. Larger two-story homes in the 1,800 to 2,500 square foot range can cost more depending on access and required panel work.

The main factors are square footage, circuit count, attic or crawlspace access, panel upgrades, and drywall or plaster repair. Accessible attic routes generally require less labor than fishing circuits through walls in slab homes. We assess these conditions before defining the project scope.

Some drywall or plaster openings may be needed to reach devices and route new conductors. We use existing pathways where possible and identify likely access and patching areas in the written plan. Limited-access homes can require more wall or ceiling openings.

It depends on the panel condition, breaker hardware, available capacity, and equipment loads. HVAC, EV charging, and expanded kitchen demands can make a panel upgrade appropriate. We assess those needs alongside the new branch circuits so the work can be coordinated.

Yes, we can plan knob and tube replacement alongside aluminum circuit replacement when both are present. Homes renovated over time may have several wiring types connected to the same panel. Combining the work can reduce repeated access, labor, and drywall disruption.

Copper conductors hold terminations more reliably and have a service-life range of 50 to 100 years, compared with roughly 30 years for aluminum branch wiring. A full conversion removes the need for recurring aluminum-connection repairs on the replaced circuits. We explain the tradeoffs of complete replacement and phased work during the assessment.

When a full replacement is not completed at once, transition connections remain part of the scope. We assess proper pigtailing, compatible devices, and terminations that meet UL 486B standards for aluminum-to-copper connections. The written plan identifies which circuits are replaced and which aluminum circuits remain.