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Wiring Upgrades

Residential Wiring Upgrades

Smart upgrades for safer homes

Your home’s wiring might be out of sight, but it shouldn’t be out of mind.

Whether you’re living in an older home or planning a renovation, your electrical system needs to support today’s modern demands. At BTE Electric, we specialize in wiring upgrades that improve safety, reliability, and functionality without tearing your home apart.

How Do You Know If Your Wiring Needs to Be Upgraded?

A lot of homeowners aren’t sure what’s hiding behind their walls. And unless something fails, they don’t think twice about the wiring in their home. But aging, overloaded, or improperly installed wiring can be a major fire risk and it often shows signs before something goes seriously wrong.

Common reasons people call us for wiring upgrades include:

  • Lights flickering or dimming when appliances kick on
  • Constant breaker trips or blown fuses
  • Outlets that don’t work or feel warm to the touch
  • Not enough circuits for a remodel, hot tub, or EV charger
  • Ungrounded (two-prong) outlets in the home
  • Aluminum wiring or old knob and tube
  • Outdated wiring spliced with new wiring from DIY work


If any of this sounds familiar, it might be time to look behind the walls. We can help you do that safely.

Common Questions About Wiring Upgrades

Q. What’s Involved in a Whole-Home or Partial Wiring Upgrade?

ANSWER: At BTE, we offer both full rewires and targeted wiring upgrades. Whether you’re adding a few new circuits or replacing a dangerous older system, we make it manageable.

Typical wiring upgrade services include:

  • Full or partial rewiring of old circuits
  •  Replacement of ungrounded or damaged wiring
  • Dedicated circuits for appliances, EV chargers, HVAC, etc.
  • New wiring for additions, kitchens, basements, or home offices
  • Correcting aluminum, knob & tube, or undersized wiring
  • Modern code-compliant wiring and grounding
  • AFCI and GFCI protection where required
  • Surge protection and bonding improvements

We also assess your main panel and service entrance to make sure your home’s entire system is ready to support the new wiring safely.

ANSWER: When we upgrade wiring, we aim to minimize disruption as much as possible. In some homes, especially with attic or basement access, we can fish new wiring through finished spaces with minimal drywall damage.

We’ll walk you through the plan before anything starts so there are no surprises, and we offer patching options. Additionally, you can coordinate with your contractor to make sure everything is finished cleanly.

ANSWER: Wiring upgrades vary widely depending on the scope of work, the size of your home, and how accessible the existing wiring is. Here are some rough guidelines:

  • Small upgrades (new circuits, partial rewires): $750 – $4,000
  • Whole-home rewires (older homes, full replacement): $8,000 – $20,000+
  • Rewiring a renovated kitchen or basement: $2,500 – $7,500
  • EV charger or new appliance circuit: $500 – $1,500


We always provide a detailed, written estimate. We’re happy to break the work into phases if needed.

ANSWER: Homeowners all around call us BTE, BTE Electric, or Bierlein-Trombley Electric. However you refer to us, we’re known for doing things right the first time.

People trust us because:

  • We’re experienced with old homes and new construction
  • We explain what we’re doing—and why
  • We follow the current NEC and local code
  • We troubleshoot problems others miss
  • We respect your home and clean up after ourselves
  • We use only trusted wiring materials and connectors (no cut corners)


If someone before you cut corners, DIYed something unsafe, or overloaded the system, we’ll make it right, and bring your wiring up to the level your home deserves.

Ready to Bring Your Wiring Up to Date?

If you’ve been dealing with flickering lights, overloaded circuits, or you just want peace of mind that your wiring is safe, we’re here to help. Call BTE Electric today to schedule a wiring evaluation or upgrade consultation. We’ll explain your options, show you what’s outdated, and give you a clear plan to modernize your system with care, safety, and quality in mind.