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Avatar for Thundercolt Electric
Thundercolt Electric
5.0(
124
)
Portable Generator - Install

Serving Schertz, TX and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Emergency services offered

"Work was well done, and they thought about how to best install the outlets to serve the needed purpose. Installation was quick and professional, they also cleaned up after themselves. I will use Thundercolt Electric for future electrical needs."
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Hallway

+208

Response time1 day
9 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for JAMES GRIFFIN ELECTRIC LLC
JAMES GRIFFIN ELECTRIC LLC
5.0(
17
)
Fixed Generator - InstallGenerator - Install - For BusinessPortable Generator - Install

Serving Schertz, TX and surrounding areas

Approved

In business since 2023

Free estimates

Emergency services offered

"I had finally broke down and bought a generator. When I called one of the big guys they said they would show up at a certain time. Lets just say they did not. When I called to their office all I got was the run around. I was referred to James Griffin Electric by a friend and when I called I was surprised the owner actually answered. He was able to get out there very promptly and got me going. I will definitely be using him again and referring him in the future."
2023
2023
2023
2023
2023

+18

Response time5 hrs
Recommended by82%of homeowners
Avatar for Beyer Electrical
Beyer Electrical
4.6(
23
)
Fixed Generator - InstallFixed Generator - RepairGenerator - Install - For Business+1 more

Serving Schertz, TX and surrounding areas

Approved

In business since 1998

Credit card accepted

Offers commercial services

Need an electrician in South Texas? Beyer Electrical helps homeowners and businesses solve the electrical issues that matter most, from frequently tripping breakers, outdated panels and faulty wiring to lighting upgrades, generator installation and EV charger setup. Whether you need a quick repair, a safety inspection or electrical work for a remodel or new construction project, our licensed team is here to keep your property safe, efficient and powered for what's next.

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81 neighbors recently requested a quote
Recommended by47%of homeowners
Keil Electric LLC
5.0(
10
)
Fixed Generator - InstallGenerator - Install - For Business

Serving Schertz, TX and surrounding areas

Approved

In business since 2014

Credit card accepted

Offers commercial services

Keil Electric has been a trusted name in the electrical industry for 15 years, serving the greater Austin area. We specialize in both residential and commercial services, offering expert solutions for all your electrical needs. In addition, we have a strong presence in the construction sector. Our founder, Andy Keil, is a master electrician with decades of experience, ensuring top-quality workmanship and reliable service for every project.

1 neighbors recently requested a quote
Recommended by77%of homeowners
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Generator Install questions, answered by experts

Here’s what you can run with different wattages and types of generators:

Portable generator:

  • 2,000 watts can handle a large appliance like a freezer or refrigerator, plus a few smaller items like phones or computer chargers. 

  • 4,000 watts will keep two large appliances operating and a few smaller devices.

  • 8,000 watts should power most essential appliances and other devices, including a sump pump, well pump, or your dishwasher.

Partial to whole-house generator:

  • 20,000 watts and above will make it seem like your home’s power is still on.

With proper maintenance, a whole-house generator can last between 20 and 40 years. The specific lifespan depends on how often and for how long the generator is used, and some models may have their life expectancy rated in hours of operation. To maximize its lifespan, expect to spend around $150 to $300 per year for annual maintenance checks from a qualified technician. During these checks, a technician will inspect the engine filter, starting mechanism, fuel, lubrication, and coolant levels. Consulting your installer and choosing a low-impact fuel like natural gas or diesel can also help ensure your generator lasts as long as possible.

While standby generators provide essential backup power, they can fail when you need them most due to lack of maintenance, fuel supply issues, dead batteries, electrical problems, or improper installation. To avoid costly failures, professional installation and regular maintenance are crucial. Licensed technicians ensure safety, uphold warranty requirements, comply with regulations, and provide expert servicing.

Potential benefits of using a natural gas generator include reducing your carbon footprint, lower likelihood of carbon monoxide exposure, budget-friendly operating costs, and low-maintenance, continuous fuel supply. Some possible drawbacks, though, include higher initial installation costs, dependency on a natural gas supply, and installation complexity. Keep in mind that pros and cons will vary based on the type and brand of natural gas generator. 

The average cost to install a home generator is $5,200, but total costs can range from $500 to $18,000 or more. The final price depends on several factors, including the generator's size, type, brand, fuel source, and the cost of labor and assembly. The generator's size is the most significant cost factor, as units that can power larger homes with higher energy demands cost more.

Cost breakdowns by generator type are typically as follows:

  • Portable or Emergency Backup Generators (1kW–7.5kW): $500–$2,000

  • Partial-Home Generators (9kW–20kW): $2,000–$6,500

  • Whole-House Generators (22kW–48kW): $5,000–$18,000

To ensure you get the right size unit for your needs without overpaying, consider hiring an electrician to calculate the electrical load of your essential appliances. It is also recommended to get at least three quotes from qualified installers to find the best fit for your budget.

The Schertz, TX homeowners’ guide to generator installs

From average costs to expert advice, get all the answers you need to get your job done.