Panel-Mounted Type 1 & Type 2 Surge Protection · Austin, TX
Stop Central Texas lightning and grid surges at the panel.
Plug-in power strips cannot stop a 50,000-amp Central Texas storm transient or ERCOT utility re-energization spike from frying your variable-speed HVAC compressor board, refrigerator inverter, SPAN/solar electronics, or EV charger. Our licensed electricians hardwire commercial-grade UL 1449 Eaton and Square D surge protective devices directly onto your main busbar.
UL 1449 Type 1 / Type 2 SPDs NEC 230.67 code compliant 5-year workmanship warranty
Certified & Accredited
Don't take our word for it.
Best Pick for the 4th year — Best Pick Reports
Angi Service Award Winner — 2018–2025
5.0 on Google · 491 reviews
Tesla, Eaton & SPAN Certified Installers
Licensed, Bonded & Insured
Why Austin Homes Lose $2,500 HVAC & Appliance Boards Every Storm Season
80% of damaging surges never touch a 120V power strip — they hit your hardwired 240V equipment.
Modern Austin homes are packed with sensitive microprocessor boards sitting directly on 240-volt circuits: variable-speed Trane, Carrier, and Lennox heat pumps, Bosch induction cooktops, Sub-Zero and LG inverter compressors, pool variable-speed pumps, and Level 2 EV chargers. None of those appliances plug into a desk surge strip.
Even worse, surges in Central Texas happen two ways: massive external transients from spring lightning and utility transformer restores after ERCOT feeder trips, plus thousands of smaller internal switching transients every time an AC compressor or pool pump cycles off. Over 3 to 5 years, cumulative micro-surges degrade control boards until they fail unexpectedly in July.
What’s Included With DC Electric
- Clamps transient voltage spikes within nanoseconds across both 120V legs and all 240V double-pole circuits simultaneously
- LED status diagnostic indicators let you verify active protection at a glance after a major thunderstorm
- Short, straight conductor routing right beside the main breaker minimizes clamping voltage (every inch of bent wire adds let-through voltage)
- Manufacturer connected-equipment warranty coverage (up to $75,000 on qualifying Eaton Ultra & Square D models)
A Surge Protector Only Works If Your Grounding Path Works
Why we test your grounding electrodes before calling any surge install complete.
A whole-house surge protective device diverts excess transient energy safely to earth through your panel’s grounding electrode system. In 1950s–1990s Austin homes across Allandale, Hyde Park, Barton Hills, South Austin, and Old Lakeway, we routinely find corroded single ground rods, loose acorn clamps, or broken water-pipe bonds after a plumber swapped copper supply piping to PEX.
Every DC Electric surge installation includes a visual and mechanical inspection of your panel bus, neutral-to-ground bonding point, and exterior grounding electrode conductors. If your home needs dual 8-foot copper-clad ground rods driven into Central Texas soil to give surges a true low-impedance exit path, we quote it transparently up front.
What’s Included With DC Electric
- Compatible with Square D QO, Homeline, Eaton BR/CH, Siemens, GE, and SPAN Smart Panels (no full panel replacement required on healthy panels)
- Dedicated HVAC condenser & pool-pad secondary surge arresters available for multi-zone Westlake, Lakeway & Bee Cave homes
- Typically installed in 60 to 90 minutes with minimal power interruption
- Included automatically on every DC Electric full 200A service upgrade
Free Homeowner Safety Tool
60-Second Electrical Emergency & Utility Outage Triage
Select what your home is doing right now. Get plain-English safety steps — including an honest check on whether your local electric utility fixes the problem at $0 utility cost before you hire an electrician.
Immediate Fire Hazard · Act Now
Turn off that circuit breaker immediately — do not plug anything back in.
Electrical outlets, switches, and breaker housings are molded from heat-resistant thermoset plastics. When a loose wire lug, backstabbed receptacle, or failing breaker begins arcing, those polymers release a distinct acrid plastic or "dead fish" odor before visible smoke appears.
What to do in the next 60 seconds:
- If you see active smoke or flame, evacuate everyone (and pets) immediately and call 911 from outside.
- If there is no smoke, go to your breaker panel and switch OFF the breaker controlling that room or appliance. If the main panel itself smells hot or buzzes loudly, shut off the Main Breaker only if the panel cover is cool to the back of your hand.
- Never touch a scorched metal outlet screw or wet floor, and do not flip an overheating breaker back ON "just to test it."
Who handles this: DC Electric Licensed Troubleshooter (Customer-Side Wiring/Panel)
Utility crews cannot repair interior outlets or branch breakers. A licensed electrician should open the box, cut back heat-damaged copper insulation, and torque a commercial-grade replacement.
Read full Burning/Fishy Smell Safety Guide →Check Free Utility Service Leg First
One of your two 120V power legs is out — check your utility before paying an electrician.
Every Austin home receives two 120V hot legs (240V total) from the utility transformer. When one leg drops, roughly half of your 120V lights/outlets go dark and 240V appliances (central AC, electric dryer, oven, EV charger) stop running—even though no breaker looks tripped.
What to do in the next 60 seconds:
- Turn OFF your central AC thermostat and unplug sensitive 240V equipment so a partial-voltage leg does not damage compressor windings.
- Call your electric utility outage line below FIRST and report "partial power / dropped leg." Over half the time in Central Texas storms or heatwaves, the loose lug is on the utility pole or pad transformer — and your utility repairs their side at $0 cost to you.
- If your utility tests the meter and confirms full 240V arriving at the meter base, the failure is customer-side (corroded meter jaws or a failed main breaker) — call DC Electric and we will take it from there.
Who handles this: Call Your Utility Outage Line First ($0 Utility Check) → Then DC Electric
We never want an Austin neighbor paying a service fee for a utility-owned pole splice. Always let Austin Energy, Oncor, PEC, Bluebonnet, or GUS verify their drop first.
Explore Customer-Side Main Breaker & Meter Repairs →High Priority · Loose Neutral Risk
Brightening lights signal a dangerous loose neutral — protect electronics today.
A brief 1-second dip when a 4-ton AC compressor starts can be normal inrush current (often cured with an AC soft-start). However, if lights in one room get noticeably BRIGHTER while lights elsewhere dim when a microwave, toaster, or hair dryer runs, your 120V legs are unbalanced due to a failing neutral connection.
What to do in the next 60 seconds:
- Unplug expensive electronics, OLED TVs, and countertop appliances on affected circuits — a floating neutral can send 145V–170V into a 120V outlet and fry control boards.
- If overhead tree limbs rub your backyard power drop (common in Tarrytown, Hyde Park, Barton Hills & Travis Heights), ask your utility to check their overhead neutral splice while scheduling an inspection of your main panel neutral bus.
- If flickering happens ONLY on one dimmer switch with LED bulbs, it is safe — usually an incompatible legacy dimmer rather than a loose neutral.
Who handles this: DC Electric Diagnostic Evaluation (+ Utility Check if Overhead Drop)
We test voltage under load at both the meter and main panel busbar so we pinpoint whether the loose neutral is inside your panel or out at the utility tap.
Read Austin Flickering Lights Diagnostic Guide →Latent Fire Hazard · Plan Replacement
High-failure breakers and oxidized aluminum splices look normal until overloaded.
Homes built across Austin between 1950 and 1982 frequently still carry Federal Pacific Electric (FPE Stab-Lok) or Zinsco / Sylvania panels—documented for failing to trip during overloads—or 1965–1976 single-strand aluminum branch wiring that expands and loosens at brass outlet screws.
What to do in the next 60 seconds:
- Do not pry off the dead-front metal inner cover yourself, and avoid running space heaters or high-draw EV adapters on legacy FPE/Zinsco circuits.
- Look at the inside door label: red-tipped breakers or "Stab-Lok" indicate Federal Pacific; pastel blue/pink/green vertical handles indicate Zinsco.
- Schedule a pressure-free evaluation. We replace high-failure hazard panels in one coordinated day (backed by our 10-year panel warranty) and perform CPSC-recognized AlumiConn torque-verified remediation.
Who handles this: DC Electric Panel & Remediation Team (TECL #38552)
Replacing an FPE or Zinsco panel also resolves the #1 red flag on Texas homeowners insurance renewals and TREC real estate option-period inspections.
See Same-Day FPE & Zinsco Replacement Details →Shock Protection Active · Do Not Force
Your GFCI or AFCI is doing its job — trace moisture or hidden upstream resets.
After heavy Central Texas storms, wind-driven rain enters aging exterior bubble covers, holiday lighting cords, or pool/patio boxes. A single garage or bathroom GFCI receptacle often protects 4–8 downstream outlets across the house.
What to do in the next 60 seconds:
- Unplug every cord from outdoor patio, soffit, garage, and landscape outlets first.
- Check garage walls, bathrooms, laundry rooms, and exterior walls for a tripped TEST/RESET receptacle. Press RESET firmly with dry hands only after unplugging wet outdoor cords.
- If water is dripping INTO your main breaker panel or meter can, stand clear of wet concrete and call immediately — water inside a live busbar corrodes breaker jaws and can arc.
Who handles this: DC Electric Same-Week Repair (Weather-Resistant GFCI & In-Use Covers)
We upgrade leaky flat exterior flaps to NEC-compliant weather-resistant (WR) GFCI receptacles with heavy-duty weatherproof in-use covers.
Explore Weatherproof GFCI & Outlet Repairs →Check Beep Pattern First (4 Beeps = CO)
Count the beeps: 4 rapid beeps means Carbon Monoxide; 1 chirp means battery/age.
Hardwired 120V smoke and carbon monoxide alarms communicate interconnected alerts across every bedroom and hallway. Knowing the beep pattern tells you in seconds whether you have a life-safety emergency or an expired 10-year sensor.
What to do in the next 60 seconds:
- 4 rapid beeps, pause, 4 rapid beeps: Active Carbon Monoxide (CO) alarm. Move everyone outside to fresh air immediately and call 911 — CO is odorless and invisible.
- 3 loud beeps, pause, 3 loud beeps: Smoke/fire alarm trigger (or heavy steam/attic dust inside an aging sensing chamber). Verify no fire or hot electrical smell first.
- 1 single chirp every 30–60 seconds: Low backup battery OR end-of-life timer. NFPA 72 requires replacing every smoke/CO unit every 10 years because sensors lose sensitivity.
Who handles this: 911 if 4-Beep CO / Smoke Emergency · DC Electric for 10-Yr Hardwired Replacement
We replace aging chirping alarms house-wide in one visit with interconnected 120V photoelectric smoke + CO units carrying sealed 10-year lithium backups.
See Whole-Home 10-Year Smoke & CO Replacement →Verified Dispatch Log · Greater Austin
Recent residential work completed near Greater Austin
Anonymized completed job records synced from our ServiceTitan dispatch log (429+ Greater Austin residential projects completed over the last 6 months, including 429 in Greater Austin). Customer names and street addresses are omitted for homeowner privacy.
429 Local JobsVerified · TECL #38552
200-Amp Panel & Austin Energy Meter Base Upgrade
Dedicated Circuit, GFCI/AFCI Protection & Smart Switch Install
Dedicated 240V Hot Tub, Spa / Sauna & GFCI Disconnect Wiring
Need similar electrical work in Greater Austin? Book online 24/7 for an exact written price before work begins.
Schedule My Evaluation →
Common Questions
Answers about whole-house surge protection in Austin
Can you install a whole-house surge protector on my existing breaker panel without upgrading the panel?
Yes, as long as your existing panel is a safe, modern brand (such as Square D, Eaton, Siemens, or GE) in good mechanical condition. If all breaker slots are full, we can often use a manufacturer-listed tandem configuration or sub-feed solution after checking bus ratings. Note: high-failure Federal Pacific (FPE) or Zinsco panels cannot safely accept modern surge breakers and should be replaced.
Do I still need point-of-use surge strips for my TV and home office computer?
Best practice under IEEE and NEMA guidelines is layered protection: a Type 1 or Type 2 whole-house SPD at the main panel absorbs the heavy external utility/lightning surge and protects all hardwired 240V HVAC/kitchen/EV circuits, while quality point-of-use strips at sensitive workstations clean up fine residual noise.
Does a whole-house surge protector ever wear out after a direct nearby lightning strike?
Yes — Metal Oxide Varistors (MOVs) inside any surge device sacrifice themselves over time as they absorb high-energy strikes. That is why we install commercial-grade 80kA–108kA units with clear green LED health indicators on the housing; if a nearby strike ever sacrifices the module, you see the indicator change immediately and replacing the unit takes less than an hour.
Is whole-house surge protection required by Austin electrical code?
Under the 2020 and 2023 National Electrical Code (NEC Article 230.67), adopted across Austin and surrounding Central Texas municipalities, a Type 1 or Type 2 Surge Protective Device is mandatory on all new residential services and full service-equipment replacements.
Explore Related Services & Guides
Connected electrical work across Greater Austin
In Our Neighbors’ Words · Greater Austin
We treat every home like our own. Here’s what neighbors say about DC Electric.
Being invited into your home is a privilege we never take for granted. Every story below comes straight from a Greater Austin homeowner we’ve served — with the work we did and the DC Electric crew who showed up.
5.0 ★ · 491 Verified Google Reviews
⚡ 200A Panel Replacement & Austin Energy Permit · Austin, TX
“The DC Electric team was phenomenal! They came out and replaced a tricky inset panel in one day. Rodney, Anthony, Andrew, Rico were professional, quick, and filled us with confidence that they could get the job done. They worked with Austin Energy to get permits approved and finish the inspection in record time. We are beyond impressed with their excellent work! This was no easy job.”
H✓
Helen Siegel
J✓
Juan Villa
“Nick came out for the quote — kind and thorough, and helped me think through all the work. Install day was flawless: the crew put in a car charger, 16 can lights, and two new circuits, and insisted on making it perfect. They are not the cheapest electricians in town, but you absolutely get what you pay for.”
Crew: Nick & Install Crew
Google review ↗
M✓
Margaret McKinney
“I purchased a 1951 home with multiple electrical issues on the inspection. Every deficiency was addressed — and they told me which components did not need updating. A storm rolled in while I was away and the techs closed all my windows. I came home to a dry house.”
Crew: Master Diagnostic Crew
Google review ↗
J✓
Joe Sims
“I needed to replace my panel, and add outlets to the bathroom and garage. Pete was helpful in getting my estimate. Max and Rico did a great job with the installation. Everyone was very friendly. The pricing was straightforward and fair. They had me scheduled fairly quickly and finished the job quickly.”
Crew: Pete, Max & Rico
Google review ↗
L✓
Linda Ball
“They showed up right on time and worked nonstop in the heat, provided a generator so we had power while they worked, answered every question, explained everything, and cleaned up before leaving. I’ll definitely use them again.”
Crew: Master Service Upgrade Crew
Google review ↗
P✓
Patrick Caldwell
“Big thank you to Rodney, Max and Pete from DC Electric who helped us install new recessed lights in our kitchen. They were on time, super helpful working out what would work best, did a good quality install and clean up and were very friendly and easy to work with. Will definitely use again!”
Crew: Rodney, Max & Pete
Google review ↗
C✓
Claire Moore
“We got multiple bids to restore power to our garage unit, and the team at DC were the easy choice. Scheduling was easy, communication was consistent, and most importantly, they took care of everything thoroughly — complete on time, with no surprises.”
Crew: Diagnostic & Repair Crew
Google review ↗
C✓
Christopher Brookover
“Fast, efficient, clean, and extremely knowledgeable about the hardware and setup. Ed and the crew walked me through the whole system and I’ve spent hours playing with my new SPAN setup!”
Crew: Ed & SPAN Certified Crew
Google review ↗
C✓
Carly Hustvedt
“Andrew and Jonathan did an amazing job installing our EV charger. They walked us through the setup, stayed true to the quote, and left the garage cleaner than they found it.”
Crew: Andrew & Jonathan
Google review ↗
A✓
Acer Pahukoa
“Rico, Rodney and Nathan were professionals with my charger install. Explained every step of the process to me, informed me of every step during the install, and walked me through final install and operation. Left a clean work space, and their final work looked very clean. Highly recommend!”
Crew: Rico, Rodney & Nathan
Google review ↗
1 / 3
Whole-House Surge Protection in Austin, priced clearly before work begins.
Book online 24/7 or call 512.954.4782. A licensed DC Electric electrician evaluates your home in person, walks through options in plain English, and gives you one exact flat-rate written price.