Whole-Home Surge Protection Experts

Most homeowners believe that plugging their TV or computer into a $15 plastic power strip keeps them safe from electrical surges. Unfortunately, those basic strips offer zero protection against the massive voltage spikes that can instantly destroy thousands of dollars worth of modern appliances.
A whole-home surge protector is a commercial-grade defense system that is hardwired directly into your main electrical panel. Instead of trying to stop a surge at the wall outlet, this device acts as a bouncer at the front door of your home’s electrical system. When a massive spike in voltage travels down the utility lines, the surge protector instantly detects it and shunts the dangerous excess energy safely into the earth through your home's grounding system—before it ever reaches your circuits, outlets, or delicate electronics.



Modern homes are essentially giant computers. Today, your refrigerator, washer, dryer, HVAC system, and even your LED lighting all contain highly sensitive microprocessors. A single severe power surge can fry these internal circuit boards, forcing you to replace appliances that should have lasted decades. A whole-house surge protector is absolutely necessary if you are experiencing any of the following:
Bay Area Grid Instability: PG&E power grids are notorious for rolling blackouts, brownouts, and sudden voltage spikes when power is restored. A surge protector acts as a shield against these unpredictable utility company fluctuations.
You Have Invested in a Smart Home: If you have thousands of dollars tied up in a home theater system, smart thermostats, security cameras, or automated lighting, a whole-home surge device is the cheapest insurance policy you can buy to protect that investment.
You Work from Home in Silicon Valley: A fried motherboard or a corrupted hard drive due to a power spike can cause catastrophic data loss and missed deadlines. Protecting your home office infrastructure is non-negotiable.
Internal Electrical Surges: Up to 80% of electrical surges actually originate inside the house. When high-draw motors (like your AC unit, well pump, or vacuum) kick on and off, they send micro-surges through your wiring that slowly degrade the lifespan of your electronics.
You Drive an Electric Vehicle: Level 2 EV chargers deliver massive amounts of power to your vehicle. A grid surge traveling through your charger can severely damage your car’s incredibly expensive internal battery management system.

Installing a whole-home surge protector requires opening your live main breaker panel and working directly with the primary power feeds. This is extremely dangerous and must only be handled by a licensed professional. When Dollens Electric installs your surge protection, we follow a rigorous, code-compliant protocol:
1. Comprehensive Grounding Inspection: A surge protector is useless if it has nowhere to send the excess energy. Before we install the device, our veteran electricians meticulously test your home’s main grounding system (the copper rods driven into the earth and the bonding to your water pipes) to ensure it meets strict National Electrical Code (NEC) standards.
2. Sizing the Right Protector: We do not use a one-size-fits-all approach. We calculate your home's electrical load and select a unit with the appropriate Surge Current Capacity (measured in kilo-amps or kA) to handle massive direct lightning strikes and intense grid spikes.
3. Dedicated Breaker Installation: We install a new, dedicated dual-pole circuit breaker inside your main panel specifically to power and isolate the surge protection unit.
4. Hardwiring to the Main Panel: We securely mount the unit either inside or immediately adjacent to your electrical panel, keeping the wire leads as short and straight as possible. This minimizes resistance, allowing the device to react to voltage spikes in milliseconds.
5. Cascading Protection Design: For maximum security, we can design a "cascading" system. This means installing the heavy-duty primary protector at the main panel, and secondary localized protectors at subpanels or dedicated home theater outlets to catch any residual micro-surges.


Start by completing the 'Get a Free Quote' form on our website to share your Whole-Home Surge Protection needs with us.

Next, we'll arrange a property visit at a time that works for you to provide an in-person estimate for your Whole-Home Surge Protection needs.

After you approve our estimate, we'll schedule a date to complete the job. Our team will work hard to exceed your expectations!