Written by High N' Low Electric (AZ ROC #367577) for homeowners across the Phoenix metro. General guidance only; every home is different, and when in doubt, turn off the power and call a licensed electrician.
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EV chargers
What do I need to install a Level 2 EV charger at home?
A dedicated 240-volt circuit, usually 40 to 60 amps, plus enough spare capacity in your electrical panel to carry it alongside your AC, pool pump and everything else.
We start with a load calculation, because in Phoenix the air conditioner is already a huge load for most of the year. Then we size the circuit to your vehicle and charger, run it cleanly to the garage or driveway, and pull the permit. Tesla Wall Connectors, Lucid chargers and every major Level 2 brand are installed the same careful way.
Should I hardwire my EV charger or use a NEMA 14-50 outlet?
Hardwiring is usually the better choice. It allows higher charging speeds, has no plug to wear out or overheat, and is what most charger manufacturers prefer. A 14-50 outlet makes sense if you want to take a plug-in charger with you when you move.
Outlets used for daily EV charging get a long, heavy workout, and cheap receptacles can overheat, especially in a 115°F garage. If you do go with an outlet, it should be an industrial-grade receptacle with GFCI protection, as the current code requires for EV outlets.
Do I need a panel upgrade for an EV charger?
Not always. Many homes built since the 1990s have 200-amp service with room for a charger. Older homes with 100 to 125-amp service, or homes that already have a pool, spa and electric range, may need an upgrade or a load-management solution.
Options include a panel upgrade, a load-sharing or load-management device that throttles the charger when the house is busy, or setting the charger to a lower amperage. We'll show you the numbers and recommend the least expensive safe option.
How fast will my EV charge at home?
On a 48-amp Level 2 charger (a 60-amp circuit), most EVs add roughly 30 to 45 miles of range per hour. A 32-amp setup adds about 20 to 30 miles per hour. Either way, a full overnight charge is typical.
Your car's onboard charger sets the upper limit, so there's no benefit to a circuit larger than your vehicle can use. We match the circuit to your car and leave room to grow if you plan to add a second EV.
Can I save money charging my EV with APS or SRP?
Yes. Both APS and SRP offer time-of-use and EV-specific price plans that make overnight charging much cheaper than peak-hour charging.
Most Level 2 chargers and many EVs let you schedule charging for off-peak hours. Utility rebates for chargers come and go, so check APS or SRP's current EV offers before buying, and keep your install paperwork.
Lighting & fixtures
How does low-voltage landscape lighting work?
A transformer plugged into an outdoor GFCI outlet steps household power down to 12 volts, which runs to LED fixtures along paths, trees, walls and the house through buried cable. It's safe, efficient and flexible.
The keys to a system that lasts in the desert are a quality transformer with a timer or photocell, properly sized cable so fixtures at the end of a run aren't dim, waterproof connections, and brass or heavy-duty fixtures that handle UV and 115°F summers. We design landscape lighting packages around uplit trees, path lighting and architectural highlights.
Why do my landscape lights keep failing?
Usually it's corroded or loose wire connections, a failing transformer, cable damaged by landscapers or irrigation, or cheap fixtures breaking down in the heat and UV.
Big-box kits often use push-on connectors that fail within a season or two. We troubleshoot the run, replace failed connections with sealed ones, and upgrade the fixtures or transformer where they're the weak link.
Can you install heavy chandeliers or fixtures on high ceilings?
Yes. We install designer chandeliers, multi-pendant clusters and ring lights on high and vaulted ceilings, including over stairwells, with the right lifts and support.
Heavy fixtures need a box and support rated for their weight, and sometimes added blocking in the ceiling. We handle high-end fixtures carefully from unboxing to final adjustment, and we level and center them so they look the way the designer intended.
What is ambient or accent lighting, and can you add it to existing shelves or ceilings?
Ambient and accent lighting uses hidden LED strips or small fixtures to wash light across shelves, coves, toe kicks, stairs or art, highlighting features instead of lighting the whole room.
We add LED strip lighting to floating shelves, cabinets and ceiling coves with hidden drivers and dimmer control. It's one of the highest-impact upgrades you can make to a living room, kitchen or office.
Why do my LED lights flicker or buzz?
Most often it's an older dimmer that isn't rated for LEDs, a mix of bulb brands on one dimmer, or a cheap LED driver. Less often, it's a loose connection.
Swapping to an LED-compatible dimmer and matched bulbs fixes most cases. If lights flicker across several rooms or when the AC kicks on, have the connections at your panel checked.
How many recessed lights do I need in a room?
A common starting point is one light every 4 to 6 feet, depending on ceiling height, the fixture's beam and what the room is used for. Kitchens and work areas need more; living rooms benefit from layers and dimming.
We plan layouts around furniture, cabinets and tasks rather than a simple grid, and use slim LED wafer lights that install cleanly in most existing ceilings.
Heat, monsoons & outages
Why do breakers trip more in the Phoenix summer?
Heat. Breakers are thermal devices, and a panel sitting in a 120°F garage or on a sun-baked wall runs closer to its trip point. Add the AC running all day, and marginal circuits start tripping.
Repeated tripping in summer can also mean a loose connection heating up at the breaker, or an AC unit drawing more current as it ages. We check the panel with the load running, tighten or replace what's failing, and tell you if the AC circuit is undersized.
How do I protect my home from monsoon lightning and power surges?
Install a whole-home surge protector at your panel and use plug-in surge strips for TVs, computers and other sensitive electronics.
Monsoon season (mid-June through September) brings frequent lightning and utility switching surges that damage AC control boards, pool equipment, garage door openers and appliances. A panel-mounted surge protector is one of the least expensive ways to protect all of them.
What should I do if a monsoon storm knocks out my power?
Check whether your neighbors are out. If they are, report it to APS or SRP. If only your home is dark, check your main breaker and panel.
Stay away from downed lines, and treat every wire on the ground as live. If wind damaged your service mast or the wires at your house, the repair on your side needs an electrician before the utility can reconnect.
Is it safe to have my electrical panel on the west or south side of the house?
It's common, and panels are rated for outdoor use, but direct afternoon sun makes them run hot, which can cause nuisance tripping and shorten breaker life.
A shade structure that keeps sun off the panel (without blocking the required working clearance), tight connections, and breakers that aren't overloaded all help. If your panel is warm to the touch or shows discoloration, have it inspected.
Do I need a generator or battery backup in Phoenix?
Outages here are usually short, but summer outages are dangerous because of the heat. If anyone in your home relies on medical equipment or can't tolerate heat, backup power is worth planning for.
Options include a portable generator with a proper inlet and interlock, a standby generator, or battery storage paired with solar. Each needs to be connected safely so it can never backfeed the grid. We'll walk you through what makes sense for your home.
Panels, remodels & older homes
How do I know if my electrical panel needs to be upgraded?
Consider an upgrade if your panel is full, 30+ years old, warm to the touch, corroded, or made by Federal Pacific, Zinsco or Challenger, or if you're adding an EV charger, pool, spa, casita or major remodel.
Many 1950s–70s homes in central Phoenix still have 60 to 125-amp services that weren't built for today's AC loads, let alone EVs. A new panel adds capacity and room for modern AFCI, GFCI and surge protection.
What electrical work is involved in a kitchen or bathroom remodel?
Typically new dedicated circuits for appliances, GFCI protection at counters and wet areas, updated lighting (recessed, pendant, under-cabinet), correctly spaced outlets, and sometimes a panel upgrade for new loads.
Remodels are one of our specialties. We coordinate with your contractor or designer, handle rough-in and final trim, pull the permit and make sure the inspection passes.
My house has aluminum wiring. Is it dangerous?
Aluminum branch wiring, used in some homes built in the mid-1960s to mid-1970s, has a higher risk of overheating at connections. The fix doesn't require a full rewire.
The accepted repair is to connect each aluminum wire to a short copper pigtail using connectors rated for the job, or to use devices rated for aluminum. Look for 'AL' printed on the wire jacket at the panel or in the attic, and have it evaluated if you find it.
Can my panel handle rooftop solar?
Sometimes. Solar backfeeds your panel, and the panel's bus rating limits how much solar can connect. Older or smaller panels often need an upgrade or a supply-side connection.
If you're planning solar and an EV, look at both together, since the panel upgrade can often serve both projects at once. APS and SRP each have interconnection requirements your installer and electrician must meet.
What's the difference between a GFCI and an AFCI?
A GFCI prevents shock by cutting power when current leaks to ground, as through water or a person. An AFCI prevents fires by detecting dangerous arcing in damaged wiring and loose connections.
GFCIs are required in kitchens, bathrooms, garages, laundry areas, outdoors and around pools and spas. AFCIs are required on most living-area circuits in newer homes and when circuits are extended during remodels.
Inspections & troubleshooting
What does an electrical inspection include?
A thorough inspection covers the service and panel, breakers and wiring connections, grounding and bonding, GFCI and AFCI protection, outlets and switches, outdoor and pool circuits, and signs of overheating or DIY work.
You get a detailed report of what we found, what's a safety priority, and what can wait. It's useful before buying or selling a home, before a remodel, or when an older home just hasn't been looked at in a while.
Why did half my outlets stop working?
Check for a tripped GFCI outlet first, in the garage, bathrooms, kitchen or outside. One GFCI often controls several outlets, sometimes in another room.
If every GFCI resets and the outlets are still dead, the likely cause is a loose connection at the last working outlet or the first dead one. Heat makes these connections fail faster, so it's a common Phoenix service call.
An outlet or switch is warm or smells like it's burning. What should I do?
Stop using it and turn off that breaker. Warmth or a burning smell means a failing connection or device that's overheating.
This is a situation where waiting makes it worse, because heat damages the wire insulation and nearby materials. If you see smoke or scorch marks, turn off the main and call right away.
What electrical work does a pool or spa need?
Pools and spas need GFCI-protected circuits, a properly located disconnect, correctly sized wiring to pumps and heaters, and equipotential bonding of the metal parts and water.
Pool equipment in the Phoenix sun takes a beating, and old timers, corroded bonding and failing GFCIs are common. We repair and upgrade pool and spa circuits and add landscape and pool-area lighting.
Licensing, permits & working with us
How do I check that an Arizona electrician is licensed?
Look up their license on the Arizona Registrar of Contractors (ROC) website. Electrical contractors should hold an electrical classification such as CR-11, and you can see whether the license is active, bonded and free of complaints.
High N' Low Electric holds ROC #367577, a CR-11 dual residential and commercial electrical license, and is bonded and insured.
Does electrical work in Phoenix need a permit?
Most does. New circuits, panel and service upgrades, EV chargers, remodel wiring and pool electrical generally require a permit and inspection from your city, such as Phoenix, Scottsdale or Tempe.
We handle permits and make sure the work complies with local codes and passes inspection. Permitted work protects your insurance, your warranty and your home's resale.
Can a handyman do electrical work in Arizona?
Only small jobs. Arizona's handyman exemption covers minor work under $1,000 (labor and materials combined) that doesn't require a permit. Anything larger, or anything needing a permit, requires a licensed contractor.
Electrical mistakes are often invisible until they cause a problem, so for anything beyond swapping a fixture or outlet, hire a licensed, bonded and insured electrician.
What are your hours, and do you offer free assessments?
We work Monday through Friday from 6 am to 5 pm, and Saturdays from 7 am to 2 pm.
Ask about a free electrical assessment. It's a good way to spot issues or plan upgrades like an EV charger, lighting or a panel before you commit to anything.