Insights and Updates from Seven Petal Electric

Why Whole-Home Surge Protection Is Worth Every Penny

bryan@sevenpetal.com (Bryan Lee) — Tue, 10 Jun 2025 18:05:16 GMT

Recently, we got a call from a homeowner whose generator system stopped working. The culprit? Two fried automatic transfer switches—both damaged beyond repair by a power surge. These weren’t cheap parts, and replacing them wasn’t cheap either. But instead of just fixing the immediate problem, we took it a step further and installed a whole-home surge protector. That decision may save the homeowner thousands more down the road.

What Causes a Power Surge?

Power surges aren’t just caused by lightning strikes. While lightning is the most dramatic example, surges can come from far more common sources:

Sudden changes in power demand from the utility grid
Nearby electrical work or transformer issues
Appliances like HVAC systems or refrigerators cycling on and off

These events send excess voltage through your home’s wiring, sometimes just for a split second—but that’s all it takes to damage sensitive electronics.

What Can Be Damaged?

Almost anything plugged into your home’s electrical system is at risk:

Generator control boards and transfer switches
TVs, computers, and gaming consoles
Refrigerators, microwaves, and washer/dryer units
Routers, thermostats, and smart home devices
HVAC systems and water heaters

Some surges cause immediate failure. Others slowly degrade electronics over time, leading to premature failure and unexpected replacement costs.

What Is Whole-Home Surge Protection?

A whole-home surge protector is a device installed at your main electrical panel. Unlike those small plug-in power strips, this system defends your entire house—including hardwired appliances that you can’t plug into a surge strip.

When excess voltage comes in, the surge protector redirects it safely to ground, preventing it from flowing through your home’s circuits.

It’s a quiet, invisible layer of protection working 24/7.

Why It’s Worth It

Replacing two fried transfer switches cost this customer far more than a surge protector ever would have. That’s why we recommend whole-home surge protection to every homeowner—especially those with backup generators, smart devices, or home offices.

The upfront cost is minimal compared to the thousands you might spend replacing damaged electronics. And with San Antonio’s unpredictable weather and frequent grid fluctuations, it’s a smart move for every household.

Don’t Wait for Damage to Strike

Power surges are unpredictable, but the protection you need is not. At Seven Petal Electric, we install professional-grade whole-home surge protectors that are built to last and backed by manufacturer warranties.

If you’ve invested in your home’s electrical systems, protect that investment before the next surge hits.

Backup Generators for Medical Equipment: Peace of Mind When It Matters Most

bryan@sevenpetal.com (Bryan Lee) — Tue, 10 Jun 2025 18:05:16 GMT

For many families, a power outage is a short-term inconvenience. But for people who rely on medical equipment, it can be life-threatening. At Seven Petal Electric, we recently worked with a couple who relied on home medical devices. After losing power during a storm, they realized how vulnerable they were. When they called us, their number one concern was safety and reliability. We installed a whole-home backup generator specifically sized for their electrical needs. Now, when the grid goes down, their generator starts up automatically—restoring power in seconds. There’s no fumbling with cords or waiting for someone to fix a blown transformer. Their devices keep running, even if the rest of the neighborhood goes dark.

Why Backup Power Is Critical for Medical Equipment

Medical devices often require continuous, stable power. A short-term outage—or even a series of voltage dips—can cause:

Interruption of oxygen supply
Sleep apnea complications from CPAP disruption
Loss of power to motorized mobility equipment
Failure of refrigeration for medications like insulin

And it’s not just about the equipment—it’s about stress. Living with the fear of losing power, especially during a heatwave, storm, or rolling blackout, takes a toll on both patients and caregivers.

What a Backup Generator Can Do

A properly installed standby generator provides:

Automatic Activation: Starts within seconds of a power loss—no need to go outside or flip a switch.
Whole-Home or Essential-Only Power: We can design systems to cover your entire home or just the critical devices.
Fuel Options: Natural gas, propane, or diesel systems available based on your property and local access.
Quiet, Reliable Operation: Today’s generators are quieter and more efficient than ever.

Most importantly, we ensure your system is sized to handle your exact needs. Too small, and it won’t help when you need it most. Too large, and you’ll overspend.

Our Process

At Seven Petal Electric, we take care of everything:

In-home or video consultation to assess needs
Permits, electrical load calculations, and fuel sourcing
Installation, inspection, and testing
Ongoing service plans for peace of mind

We believe backup power should never be one-size-fits-all—especially when health is on the line.

Ready for Reliable Power?

If you or a loved one depends on medical equipment, don’t wait for the next outage to take action. A generator can mean the difference between discomfort and safety—or even between life and death.

Contact Seven Petal Electric today to explore your backup power options.

Why You Should Hire a Professional to Install Your EV Charger

bryan@sevenpetal.com (Bryan Lee) — Tue, 10 Jun 2025 18:05:16 GMT

With EVs becoming more common in driveways across San Antonio, many homeowners are looking to install a Level 2 charger at home. While some chargers may seem plug-and-play, the reality is this: installing an EV charger safely and correctly requires far more than plugging in a cord. At Seven Petal Electric, we’ve helped dozens of customers get their EV chargers installed right—the first time. Unfortunately, we’ve also been called in to fix DIY or handyman installs that were unsafe, underpowered, or flat-out non-compliant. Here’s why hiring a licensed electrician isn’t just smart—it’s necessary.

EV Chargers Draw Serious Power

Level 2 chargers operate on 240 volts and can draw 40–50 amps continuously. That’s more than many air conditioning systems. This means your wiring, breaker, and panel all need to be evaluated and (if needed) upgraded to safely handle the load.

Using the wrong wire size or breaker type could result in:

Overheating wires
Tripped breakers
Electrical fires
Damage to your vehicle’s charging system

Code Compliance Matters

Electrical work in Texas must meet National Electrical Code (NEC) and local permitting standards. EV charger installations often require:

Dedicated 240V circuits
Proper wire gauge and conduit
GFCI protection in certain locations
Permit and inspection approval

We’ve seen installations done without permits—and homeowners forced to rip it all out when selling or upgrading their home. Don’t risk it.

Professional Installation Protects Your Warranty

Many EV manufacturers and charger brands (like Tesla, JuiceBox, and ChargePoint) require professional installation to keep warranties valid. If there’s a fault due to improper wiring or an overload, they can deny coverage if the work wasn’t done by a qualified electrician.

We Make It Easy

When you hire Seven Petal Electric for an EV charger install, you get:

A consultation to assess panel capacity and charging needs
A detailed, code-compliant installation using quality materials
Permit pulling and inspection scheduling
Clean, professional work with minimal disruption to your garage or home

We also advise on smart chargers, load-sharing options, and integration with solar or battery systems, if applicable.

Ready to Charge Confidently?

EV ownership should be smooth and stress-free. Hiring a licensed electrician for your charger install ensures it stays that way.

Contact Seven Petal Electric today to schedule a professional EV charger installation. Your vehicle—and your home—deserve nothing less.