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Whole-House Rewiring in Brooklyn, NY

Brooklyn House Rewiring replaces the outdated and unsafe wiring that hides behind the walls of the borough's older homes with a modern, grounded, code-compliant system. Whole-house rewiring means pulling out brittle knob-and-tube from pre-1950s houses or the aluminum branch wiring installed in the 1960s and 70s and running fresh copper NM cable or conductors in conduit, adding grounded outlets and, almost always, a new 200-amp panel. Every wire is fished carefully through the walls to keep plaster and drywall damage to a minimum, and all of it is done by a NYC-licensed master electrician under a permit that gets inspected and signed off. It is the single most important upgrade an aging Brooklyn home can get, both for safety and for insurability.

When a Home Needs a Full Rewire

A house that still runs on knob-and-tube or has aluminum branch circuits, a fuse box, two-prong ungrounded outlets, or wiring that trips, sparks, or warms up under load is a candidate for a full rewire. Frayed cloth-insulated conductors, a burning smell, flickering lights, and breakers that will not stay set are all signs the system has reached the end of its service life. Rather than chasing one failing circuit at a time, a whole-house rewire brings the entire home up to a single modern, safe standard. We assess the existing wiring, panel, and grounding first and tell you honestly whether targeted repairs or a full rewire is the right call.

Fishing New Wire With Minimal Wall Damage

The fear every homeowner has is that a rewire means tearing every wall open, and that is not how we work. Our electricians fish new copper cable through existing wall cavities, floor bays, and ceilings, opening only small, strategic access points at boxes, top plates, and junctions. In Brooklyn's plaster-and-lath row houses and brownstones we plan the routing to reuse existing chases and follow framing so the drywall and plaster patching afterward is limited and easy to finish. The goal is a completely new electrical system with your walls left as intact as the structure allows.

Modern Copper, Grounding, and Code Protection

New wiring is run in copper NM cable or in conduit where code requires it, with a dedicated ground so every outlet is a proper three-prong grounded receptacle. We add GFCI protection in kitchens, bathrooms, and exterior locations and AFCI breakers on bedroom and living-area circuits exactly as the current code demands. Circuits are laid out with sensible loads so no single run is overtaxed, and the whole system ties into a new panel sized for how a modern home actually uses power. The finished installation is not just safer, it is built for HVAC, appliances, and future EV charging.

Permits, Inspection, and Licensed Work

Every whole-house rewire we perform is filed under a NYC electrical permit, wired by a licensed master electrician, and inspected and signed off through the proper NYC channels. That paper trail matters: it proves the work was done to code, it keeps your home insurable, and it protects you at resale when a buyer's inspector or attorney asks. We never run wiring without permits or hand the work to unlicensed labor. When we finish, you get a system that is documented, inspected, and legitimate from the panel to the last outlet.

Frequently Asked

How long does it take to rewire a whole house in Brooklyn?
A typical two- or three-story Brooklyn row house takes roughly one to two weeks depending on size, access, and how much of the wiring is buried in plaster. We stage the work so power is restored to key areas each night wherever possible, and we walk you through the schedule before we start so you know what to expect day to day.
Do I have to move out during a rewire?
Most homeowners stay in the home. We work room by room and circuit by circuit so that living areas keep power while we rewire another part of the house, and we coordinate any full shutdowns in advance. For larger gut-level projects it can be easier to be out for a few days, and we will tell you honestly which situation yours is.
Will rewiring destroy my walls and plaster?
No. We fish the new cable through existing cavities and open only small access points at boxes, top plates, and junctions, so damage is limited and localized. Some patching of plaster or drywall is unavoidable, but a careful rewire leaves the vast majority of your walls untouched rather than gutting the home.
Why do insurers care whether my home still has knob-and-tube?
Knob-and-tube is ungrounded, brittle with age, and has no ground wire, so many insurers refuse to write or renew a policy on a home that still has it. Replacing it with modern grounded copper removes that obstacle, and the permitted, inspected paperwork we provide is exactly what an insurer or a buyer's inspector will want to see.
Service area

We rewire whole homes across Brooklyn, most often the prewar row houses and brownstones of Bed-Stuy, Crown Heights, Park Slope, Fort Greene, and Carroll Gardens.

Call (347) 252-8522Book