Commack Electrical Company handles residential and commercial electrical work throughout Commack and the surrounding Suffolk County communities. Whether you need a single outlet repaired or a full panel upgrade, we cover the full range: repairs, troubleshooting, wiring, lighting, outlets, switches, and more. Straight answers on the phone. Real electrical work. Quick to respond.
From flickering lights to fuse box replacements, we work on homes, rental properties, and commercial spaces across the area. Prompt response, even for last-minute electrical calls, is part of how we operate.
Call (631) 426-2879 for a quote and we will tell you what the job involves before anything is scheduled.
Not every electrician works the same way, and the difference shows up most during a troubleshooting call. When you have flickering lights, dead outlets, a breaker that keeps tripping, or half the house with no power, the first job is finding the actual cause, not guessing at it.
When we come out, we trace the fault back to its source. That means checking the circuit, testing for ground-fault and arc-fault conditions, and inspecting GFCI and AFCI protection where it applies. A breaker that won't reset often points to a wiring fault or an overloaded circuit. An outlet that stopped working might be a tripped GFCI upstream that no one noticed. We explain the fault before the work starts, so you know exactly what is being fixed and why.
Wiring work is checked against code before sign-off, and we test everything before we leave. We'll trace it, fix it, and test it before we leave.
Keeping a home safe starts with the wiring behind the walls, and it also starts with the panel that controls all of it. Older panels, especially fuse boxes, were not built for the electrical load a modern home puts on them. Upgraded appliances, additional circuits, and higher overall demand can push an older panel past what it was designed to handle.
A panel upgrade visit starts with a load calculation. We assess what the current service entrance can support, what the new panel needs to carry, and whether a meter or service entrance upgrade is part of the picture. Fuse box to breaker panel conversions, subpanel installations, and full service upgrades are all within scope.
Electrical work done to the standard the next inspection expects is how every panel job gets handled. If you are not sure whether your panel is keeping up, a call is the right starting point.
Good electrical work isn't complicated, it's just done right, and that applies to every outlet and switch on the property. GFCI outlet installation in kitchens, bathrooms, and garages is one of the most common jobs we handle. AFCI outlets, USB outlets, and dimmer switches all follow the same process: the right device for the location, wired to spec, and tested before we pack up.
Dedicated circuits for major appliances are a regular part of the work too. A dryer outlet, a range outlet, or a 240-volt circuit for a large appliance all need their own circuit sized to carry the load. We run those circuits from the panel, confirm the breaker matches, and make sure the outlet type fits the appliance.
Work in this area gets done to the code inspectors here actually enforce. That matters when you are adding circuits, replacing old wiring, or correcting a code violation before a sale or inspection. Call and we'll handle the lights, outlets, and panel.
From older homes to new commercial builds, lighting upgrades are some of the most visible improvements an electrician can make. Recessed lighting, LED retrofits, under-cabinet lighting, and light fixture installation all change how a space looks and functions. We handle the wiring, the box work, and the switch connections so the finished result is clean and code-compliant.
Ceiling fan installation covers both new installations where there is no existing fixture and replacements where the old fan needs to come down. If the ceiling box is not rated for a fan, we replace it before the new fan goes up.
Outdoor and security lighting rounds out the work: motion sensor lights, security lighting on the perimeter, and landscape lighting wiring all run off dedicated circuits or existing outdoor circuits depending on the load. Reach out and we'll start at the panel.
Commack sits in a part of Suffolk County where the housing stock runs old and the weather runs hard. That combination drives demand for three specific services more than almost anything else. Here is what those jobs involve and why they come up so often in this area.
Long Island has some of the oldest residential housing in the country, and a significant share of mid-century homes in Commack still have knob-and-tube wiring, aluminum branch wiring, or both. Neither was designed for today's electrical loads, and both present real risks when they age or get modified incorrectly.
Knob-and-tube replacement starts with identifying what is in the walls, mapping the circuits, and planning the rewiring route. Aluminum wiring remediation focuses on the connections and junctions where aluminum meets copper, which is where the risk concentrates. Whole-home rewiring replaces the branch circuits from the panel out, bringing everything up to current code. We scope the job on the call so you know what is involved before we schedule anything.
EV adoption on Long Island is among the highest in the country, and Commack is no exception. A Level 2 home charger requires a dedicated 240-volt circuit sized to the charger's output, and the panel needs enough capacity to carry the added load.
We start with a panel capacity check, confirm the available breaker space and service amperage, and run the dedicated circuit to wherever the charger will mount. If the panel needs a breaker added or the service needs upgrading first, we handle that as part of the same job. The result is a properly wired charging station that will not stress the rest of your electrical system.
Nor'easters and ice storms knock out power across Suffolk County on a regular basis. A properly wired standby generator keeps the lights on, the sump pump running, and the refrigerator cold when the grid goes down.
Generator hookup work covers the transfer switch installation, the connection between the generator and the home's electrical system, and the wiring that tells the system which circuits to carry. A transfer switch is not optional: it is what prevents back-feed onto the utility line when the generator is running. Code-compliant wiring on every job means the installation is ready for inspection and safe for the utility workers working the lines outside.
A power strip does not protect your home's wiring or the appliances hardwired into it. Panel-level surge protection installs at the service entrance and intercepts voltage spikes before they reach the circuits. That matters especially in a region where storms cause frequent outages and the power comes back on with a surge.
Electrical safety inspections cover the panel, the visible wiring, the grounding and bonding, and the outlets throughout the home. They are worth scheduling when you are buying a home, when the wiring is older and has not been looked at in years, or after storm damage that may have affected the service entrance. We also handle permit work for renovations, additions, and remodels where a rough-in inspection is required. Real answers. Real pricing. Real fast response.
From older homes to new commercial builds, the standard for the work does not change based on the size of the job. A homeowner with a dead outlet, a landlord managing a multi-unit property, a property manager overseeing a commercial space, and a small business owner who needs a panel upgrade all get the same quality of work.
We handle electrical repairs for retail spaces and offices, outlet and lighting upgrades for rental properties, and full wiring jobs for commercial buildouts. If you manage a property in Commack or the surrounding area and need a reliable electrician for tenant calls or scheduled work, we can handle both. Call us and the rest is handled.
We take calls at any hour, any day of the week, including nights, weekends, and holidays. No power in the house, a breaker that will not reset, partial power loss, or anything else that cannot wait until Monday morning: these are exactly the calls we are available for.
When you call, you reach someone who knows the trade and can talk through what is happening before anyone is dispatched. That means the scope is clear from the start, and the visit is focused on the right problem. Prompt response, even for last-minute electrical calls, is how we handle urgent work. Not the biggest name in town. Just the one that answers. No runaround.
Call (631) 426-2879 any time for emergency electrical service in Commack.
Electrical work comes with a lot of questions about cost, and the honest answer is that the price depends on what the job actually involves. What we can tell you is that you get a clear rate on the phone before anything is scheduled. We explain what the visit covers, what the work involves, and what it is going to cost.
There is no need to commit to anything on the first call. Ask what the job involves, ask what it costs, and ask what the process looks like from call to completion. Those are straightforward questions and they get straightforward answers. Reach out and we'll start at the panel.
For most panel work, wiring, and outlet or switch replacement, yes. The circuit or the full service is de-energized for the portion of the work that requires it. We confirm what will be off and for how long before the work starts so you can plan accordingly.
Clear access to the panel is the most important step. If the work involves specific outlets, switches, or fixtures, moving furniture or stored items away from those locations before we arrive keeps the visit moving. We will let you know on the call if anything specific needs to be addressed.
We look at the breaker condition, the wire connections at each breaker, the panel enclosure for signs of heat or corrosion, and whether the service amperage matches the load the home is running. For service upgrades, we also check the meter base and service entrance conductors.
A single outlet or switch replacement can take under an hour. A panel upgrade or partial rewire is a full-day job or longer depending on the scope. We give you a realistic time estimate on the call based on what the job involves.
Every circuit is tested under load after the work is complete. Outlets are checked with a tester, breakers are confirmed to trip and reset correctly, and GFCI and AFCI devices are tested for proper function. We do not close up the work until it has been verified. We'll trace it, fix it, and test it before we leave.
Before a home sale, after storm damage that may have affected the service entrance, or when the wiring in an older home has not been looked at in years. Inspections are also useful as a starting point for larger rewiring jobs, since they establish what is in the walls before a scope is confirmed.
A transfer switch isolates the home from the utility line before the generator feeds the panel. Without it, the generator can back-feed onto the utility line, which creates a hazard for anyone working the lines outside. Code-compliant transfer switch installation is required for any generator hookup, and it is part of every generator job we do.
Yes. We take calls at any hour, including nights, weekends, and holidays, and we handle urgent faults alongside scheduled work.
Call (631) 426-2879 and we will confirm what the schedule allows.
In homes with knob-and-tube or aluminum wiring, the circuit layout is not always documented, and tracing a run through the walls takes time. Previous modifications that were not done to code can also complicate the work. We scope the job as thoroughly as possible on the call and explain what we find during the visit before continuing.
Outdoor wiring, fixture installation, and generator hookup work are all affected by wet conditions. We confirm what the weather allows when scheduling outdoor jobs and will let you know if conditions require rescheduling the exterior portion of the work.
We serve Commack and the surrounding Suffolk County communities, including Hauppauge, Smithtown, Kings Park, Dix Hills, Huntington Station, and Melville. Whether the job is a quick repair or a full rewiring project, the process starts the same way: a phone call, a clear price, and a scheduled visit.
Straight answers on the phone. Real electrical work. Quick to respond.
We are available around the clock, every day of the year.
Call (631) 426-2879 for a quote and we will handle the rest.
Below is a plain-language look at the electrical work we handle across Commack and the surrounding Suffolk County area. Each row covers what the service involves, who it fits, and one practical thing worth knowing before you call. If you do not see your situation listed, call us and we will tell you where it falls.
| Electrical Service | What the Job Involves | When You Need It | What to Keep in Mind |
|---|---|---|---|
| Ceiling Fan Installation | New fan installation where no fixture exists, Fan-rated box replacement, Old fan removal and swap, Switch and remote wiring | Rooms with an existing light fixture or no overhead wiring at all | If the ceiling box is not rated to support a fan's weight and movement, we replace it before the new fan goes up. Skipping that step is a common cause of fan failures. |
| Lighting Installation | Recessed and LED retrofit lighting, Under-cabinet and accent lighting, Exterior and security lighting, Switch and dimmer connections | Homeowners upgrading fixtures, adding lighting to a remodel, or improving outdoor security | Outdoor security lighting runs off dedicated or existing outdoor circuits depending on the load. We confirm which approach fits your setup before running any wire. |
| Dedicated Appliance Circuits | 240-volt circuits for ranges and dryers, Circuits for refrigerators and dishwashers, Workshop and garage circuits, Breaker sizing to match the appliance | Any major appliance that needs its own circuit rather than sharing a general-use branch | Running a high-draw appliance on a shared circuit is one of the more common causes of repeated tripping. A dedicated circuit sized to the load solves it cleanly. |
| Backup Generator Installation | Transfer switch installation, Generator-to-panel wiring, Circuit selection for generator load, Utility-safe hookup and testing | Homes in Suffolk County that lose power during nor'easters and ice storms | A transfer switch is required by code and is not optional. It isolates the home from the utility line so the generator cannot back-feed onto lines being worked by utility crews. |
| Electrical Safety Inspections | Panel and breaker condition review, Grounding and bonding check, Outlet and wiring assessment, Documentation of findings | Home buyers, sellers, and owners of older homes that have not been inspected recently | An inspection is a good starting point before a rewiring project too, since it maps what is in the walls before the scope is confirmed. |
| Wiring & Circuit Installation | New circuit runs from the panel, Partial and whole-home rewiring, Wiring for additions and remodels, Rough-in and finish wiring | Renovations, additions, and homes where the existing wiring cannot support the planned layout | Permit and inspection requirements depend on the scope of the wiring work. We confirm what applies at your address before scheduling. |
| Outlet & Switch Installation | GFCI and AFCI outlet installation, USB and specialty outlet replacement, Dimmer and smart switch wiring, Code-location compliance | Kitchens, bathrooms, garages, and any room with outdated or missing protection | GFCI protection is required by code in specific locations. If your home predates those requirements, we identify which outlets need upgrading during the visit. |
| Electrical Panel Upgrades | Load calculation and service assessment, Fuse box to breaker panel conversion, Subpanel installation, Meter and service entrance upgrade | Older homes adding load, or any property where the panel cannot keep up with demand | Electrical work done to the standard the next inspection expects is how every panel job gets handled. We confirm permit requirements before the work starts. |
| EV Charger Installation | Level 2 charger circuit installation, Panel capacity check and breaker addition, 240-volt dedicated circuit run, Charger mounting and connection | Homeowners adding an electric vehicle and needing a proper home charging setup | If the panel does not have room for the added breaker or the service amperage is already near capacity, we handle the panel work as part of the same job. |
| Breaker & Fuse Repair | Breaker replacement and reset diagnosis, Fuse box troubleshooting, Overloaded circuit identification, Double-tapped breaker correction | Homes where a breaker trips repeatedly or a fuse blows under normal load | A breaker that keeps tripping often points to a wiring fault or an undersized circuit, not just a weak breaker. We check both before swapping parts. |
| Electrical Repairs & Troubleshooting | Dead outlets and tripped breakers, Flickering or dimming lights, GFCI and AFCI fault tracing, Circuit testing and verification | Any home or commercial space with an unexplained electrical fault | We trace the fault to its source before replacing anything, so the fix addresses the actual cause rather than a symptom. |
| Knob-and-Tube & Aluminum Rewiring | Knob-and-tube circuit identification and replacement, Aluminum branch wiring remediation, Whole-home rewiring from the panel out, Code-compliant wiring on every job | Mid-century Long Island homes with original or partially modified wiring | Aluminum wiring risk concentrates at the connections and junctions where aluminum meets copper. Remediation targets those points specifically rather than replacing wire that is still performing correctly. |
| Whole-Home Surge Protection | Panel-level surge device installation, Protection for hardwired appliances, Coordination with existing panel capacity, Post-storm protection review | Homes in areas with frequent outages and power restoration surges | A power strip protects only what is plugged into it. Panel-level protection intercepts voltage spikes at the service entrance before they reach any circuit in the house. |
| Code-Correction Wiring | Pre-sale code violation correction, Unpermitted work brought to code, Aluminum-to-copper connection remediation, Inspection-ready documentation | Homeowners preparing for a sale, inspection, or insurance review | Work in this area gets done to the code inspectors here actually enforce. We scope corrections on the call so you know what is involved before we schedule. |
| Basement & Sump-Pump Circuits | Dedicated sump pump circuit installation, Backup sump circuit wiring, Basement outlet and lighting circuits, GFCI protection in wet locations | Homes with finished or active basements where moisture and load demand require dedicated wiring | A sump pump sharing a general circuit can lose power at the worst moment. A dedicated circuit with GFCI protection in a wet location is both safer and code-correct. |
What causes a breaker to trip repeatedly, and when does it point to a wiring problem?
A breaker trips when the current on a circuit exceeds what the breaker is rated to carry. If it happens once after running several appliances at the same time, that is the breaker doing its job. If it trips regularly under normal load, the cause is usually an overloaded circuit, a failing breaker, or a wiring fault somewhere on the run. We check the circuit and the wiring before we replace the breaker, because swapping the breaker without finding the underlying cause just resets the problem.
How do I know if my home needs a full rewire rather than targeted repairs?
Signs that point toward a rewire rather than spot repairs include multiple circuits with recurring faults, wiring that is knob-and-tube or aluminum throughout, a panel that has been modified repeatedly without documentation, and outlets or switches that show heat or discoloration. An electrical safety inspection is the right first step. It maps what is actually in the walls and gives us a clear picture of whether targeted repairs will hold or whether the wiring needs to come out and be replaced from the panel out.
What are the signs that a panel or service upgrade is needed?
The clearest signs are breakers that trip under loads they should be able to handle, a fuse box that still has the original equipment, lights that dim noticeably when a large appliance starts, and a panel that has no room for additional breakers. Older 60-amp or 100-amp services are also commonly undersized for the load a modern home puts on them. We start with a load calculation to confirm what the panel is carrying and what an upgrade needs to support.
Faults Traced Before Anything Is Replaced
We find the source of the problem before we replace any part. That keeps the repair focused on what actually caused the fault rather than what is easiest to swap out.
What are the electrical requirements for a Level 2 EV charger at home?
A Level 2 charger runs on a 240-volt dedicated circuit. The circuit size depends on the charger's output rating, typically 40 to 50 amps for most home chargers. The panel needs an open breaker slot and enough remaining service capacity to carry the added load without pushing other circuits close to their limits. If the panel is already near capacity, a service upgrade may be part of the same job. We confirm all of that on the call before scheduling.
What does backup generator hookup actually involve, and what is a transfer switch?
Generator hookup covers running the wiring between the generator and the home's electrical system, installing the transfer switch, and selecting which circuits the generator will carry. The transfer switch is the critical piece. It disconnects the home from the utility line before the generator feeds the panel, which prevents power from back-feeding onto the utility lines outside. That back-feed is a serious hazard for utility workers. Code requires a transfer switch on every generator installation, and it is part of every job we do.
Is a permit required for electrical work, and who handles that?
Permit requirements depend on the scope of the work and, in some cases, whether it falls on private property or affects the service entrance. Panel upgrades, new circuit installations, and rewiring projects typically require a permit and a follow-up inspection. We confirm what applies at your address before the work starts and handle the permit process as part of the job. Wiring work checked against code before sign-off is standard on every permitted job we complete.
Permits and Inspection Handled Where Required
For panel upgrades, new circuits, and rewiring projects, we confirm permit requirements at your address and handle the process as part of the job. The work is ready for inspection when we finish.
What does it mean if outlets or switches feel warm to the touch or make a buzzing sound?
Warmth at an outlet or switch usually means the device is carrying more current than it was designed for, or that a connection inside is loose and generating resistance heat. A buzzing sound often points to a loose wire, an overloaded circuit, or a device that is failing. Both are worth addressing promptly. We trace the cause at the device and at the circuit rather than just replacing the outlet and moving on.
What does flickering or dimming light usually indicate?
Flickering that affects one fixture usually points to a loose connection at the fixture, the switch, or the outlet it is wired through. Flickering that affects multiple rooms or the whole house points higher up, toward a loose service connection at the panel or at the meter. Lights that dim specifically when a large appliance starts up suggest the circuit or the service does not have enough capacity for the combined load. We check the fixture first and work back toward the panel if the problem is broader.
Older and Newer Wiring Both Handled
This area's panels, permits, and utility rules are familiar ground. Whether the home has knob-and-tube, aluminum branch wiring, or a modern panel that needs more capacity, we scope the job accurately on the call.
When should I call an electrician rather than handling something myself?
Replacing a light bulb or resetting a tripped breaker is reasonable to handle yourself. Anything that involves opening a panel, running new wire, replacing a breaker, or working on a circuit that is behaving unexpectedly is a job for an electrician. The risk is not just shock. Incorrect wiring can pass hidden faults into the circuit that show up later as heat, arcing, or a fire condition inside a wall. If you are not certain what you are looking at, a call costs nothing and the answer will tell you whether a visit is needed.
How does GFCI protection work, and where does it need to be installed?
A GFCI outlet or breaker monitors the current flowing through a circuit and trips the moment it detects an imbalance, which is the condition that occurs when current is taking a path through a person rather than back through the neutral wire. Code requires GFCI protection in kitchens, bathrooms, garages, outdoor locations, unfinished basements, and other areas where water and electricity are likely to be near each other. In older homes, many of these locations were wired before the requirement existed. We identify which outlets need upgrading and install the right device for each location.
What should I know about surge protection beyond power strips?
Power strips with surge protection absorb small voltage spikes at the outlet level, but they do not protect hardwired appliances, the panel itself, or anything that is not plugged directly into them. Panel-level surge protection installs at the service entrance and intercepts spikes before they reach any circuit in the house. That matters in an area where storms cause frequent outages, because power restoration after an outage often comes back with a voltage spike. A panel-level device handles that at the source.
Call (631) 426-2879 and we will walk through what your job involves, what it covers, and what it costs before anything is scheduled.
(631) 426-2879