Generator Installation Services

Generator Installation San Antonio, TX

Ferezco Power System provides expert residential and commercial generator installation services in San Antonio. Our licensed team makes sure of safe installations that are tailored for your specific needs. Home backup or full business setup, we offer fast, and professional results.

Licensed & Insured Technicians
Certified Generator Installation Experts
Serving San Antonio & Surrounding Areas

Experience Professional Generator Installation Services in San Antonio, TX

When the power goes out, your home or business shouldn’t have to live with lights out. At Ferezco Power System, we specialize in reliable and obedient generator installation services in San Antonio. Whether you need a standby generator for your home or a commercial-grade power solution, our experienced technicians handle every step carefully.

We offer customized solutions for residential generator installation, making sure your system is according to your property’s energy needs. Our focus is on safety, performance, and long-term reliability so that you’re never left in the dark.

Choose Ferezco Power System for honest service, expert craftsmanship, and peace of mind when it matters the most.

Our Services

25+ Years Experience

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600+ 4.9/5 Avg. Rating

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24/7 Generator Inspection

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Licensed & Insured

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Why Choose Us

Why San Antonio Homeowners & Businesses Trust Ferezco for Generator Installations

Choosing the right generator installation service is not just about price, it’s about safety, reliability, and long-term peace of mind. At Ferezco Power System, we go beyond the basics to give you expert service that’s built to last. Our team is fully licensed, experienced and committed to powering San Antonio with dependable solutions

Licensed, Insured, and Obedient - We handle permits and inspections so your installation meets all local regulations.
Residential & Commercial Experts - From whole-home standby systems to business-critical backup power, we do it all.
Custom Generator Sizing & Placement - We tailor every system to your exact power needs and layout.
Fast, Hassle-Free Installation - We respect your time- most installations are completed in just one day.
Trusted by San Antonio Locals - 5-star reviews and word-of-mouth referrals are the heart of our business

About Us

About Ferezco Power System

Ferezco Power System has been a trusted provider of generator services since 2012. Founded by Fernando Gonzalez, Ferezco has been trying to bring effective solutions and other generator services to San Antonio and Texas residents. We have a team of expert technicians who are dedicated to providing you with steady power through our generators when you need it the most. With 25 years of experience in the industry, we can assure you of our experience, dedication and precision put into our work. We specialise in providing all types of generator services such as generator load bank testing, commissioning and testing, propane services, repairs, monitoring and others. With our commitment to customer satisfaction, we at Ferezco Power System will always support our customers with our care and services

Process

Our Generator Installation Process - From Site Visit to Power- On

At Ferezco Power System, we’ve smoothened our generator installation services to give you a smooth, stress-free experience for San Antonio homeowners and business owners. Our process is simple, and done safely with all the codes.

Step 1: Free On-Site Assessment

We begin a complimentary site visit to check your property’s power needs, electrical setup, and available space. This allows us to present you a generator installation that's according to your requirements.

Step 2: Generator Selection

Based on your home or business size, the energy usage, and goals, we will help you choose the right generator.

Step 3: Permitting & Compliance

Our team handles all necessary permits and makes sure your installation meets San Antonio’s local codes and safety standards. No red tape, no surprises.

Step 4: Expert Installation

Our licensed technicians perform a full installation, including electrical wiring, fuel line connection (natural gas or propane), transfer switch setup, and more.

Step 5: Final Inspection & Testing

Before we wrap up, we run a full system test to confirm your generator is operating perfectly. We also walk you through how it works and what to expect during an outage.

Step 6: Ongoing Support & Maintenance Options

We don’t just install and disappear. Our team offers maintenance plans and on-call support to keep your system running reliably year-round.

5 Reasons Why You Need Expert Generator Installation

Why Professional Generator Installation Matters More Than You Think

Installing a generator is not a DIY project – it’s a highly technical process that involves electrical integration, fuel connections, and strict code compliance. A poorly installed system can pose serious risks to your safety, property, and wallet. That’s why it’s important to hire certified professionals for your generator installation service.

At Ferezco Power System, we make sure every commercial and residential generator installation in San Antonio is handled with care. Here’s why professional installation is non-negotiable:

Code Compliance & Safety

Local regulations in San Antonio require permits and agreement to building codes. Our licensed team makes sure that the installation passes inspection and meets every legal standard.

Correct Generator Sizing & Placement

An oversized or undersized generator can cause performance issues or even damage your appliances. We calculate your power needs to select the perfect unit and install it in a location that optimises safety and airflow.

Seamless Integration with Electrical Systems

We properly wire your generator to your main electrical panel and install an automatic transfer switch – ensuring your power transitions instantly and safely during an outage.

Thorough Testing & Reliable Operation

Before we leave, your system is tested under load conditions to guarantee it works when it matters most. You get peace of mind knowing you’re fully protected.

Ongoing Maintenance & Support

With a professional installation, you get long-term access to maintenance services, warranty protection, and expert support whenever you need it.

Commercial & Residential Services

Residential & Commercial Generator Installation in San Antonio

At Ferezco Power System, we specialise in generator installation services for both homes and businesses across San Antonio.

Residential Generator Installation Stay protected during outages with automatic standby generators from trusted brands like Generac and Kohler. We handle sizing, permits, and full setup. So, your home stays powered, safe, and comfortable.
Commercial Installations From retail stores to offices and medical facilities, we provide custom commercial generator installation designed for performance. Avoid downtime, stay operational, and protect your bottom line.

Areas We Serve

Providing Services in San Antonio & Surrounding Areas

Ferezco Power System is based in San Antonio and proudly provides expert generator installation services through the Greater San Antonio area. Wherever you are, our team is ready to bring reliable power to your home or business.

Areas We Serve include Austin, Kenedy, Fredericksburg, Columbus, Del Rio, Rocksprings, Corpus Christi, Kingsville, and Reynosa.

If you’re in or near San Antonio, TX, and looking for trusted residential generator installation or commercial backup solutions, Ferezco Power System is just a call away.

Don’t see your city listed? We often service beyond these areas!

License and Warranty Services

License, Insured & Backed By Warranty - Installation You Can Rely On

Every generator installation service Ferezco Power provides in San Antonio is done with safety. Our fully licensed, insured technicians with a lot of experience in both residential generator installation and commercial projects. We meet and exceed all local building codes, electrical standards, and permitting requirements. Cutting corners is not an option when it is about your power and safety.

We proudly stand behind our work with a manufacturer-backed warranty on every system we install, including trusted brands like Generac and Kohler. With this, our work will give you a satisfaction guarantee, so you can feel confident and your machine is protected.

From start to finish, Ferezco Power System is comitted to delivering dependable, long-lasting generator installation in San Antonio.

5-Star Reviews from Generator Installation Clients Across San Antonio

Fernando and Gabriel did an outstanding job installing my Generac 22K generator. The concrete pad they poured with the pre-piped wiring was excellent and resulted in a very clean look. They conducted a thorough test to ensure everything was just right. I am a very satisfied customer and highly recommend them.

Previous dealer botched the job. Generator was too small and installation was incorrect. Ferezco explained everything to me and showed what needed to be done.
Very professional installation!
Would definitely recommend !

This dealer is very knowledgeable in every aspect of the product and does a very fine job of it. Everything went very smoothly and everything worked as it should. His employe that did the install did everything right the first time and he is very good.

Extremely knowable. Fair priced. Very thorough. Chose him to do annual maintenance on our whole-house generator. Wish we had known him when we had the unit installed. Customer for life. Yes, I recommend this dealer.

Ferezco Power did the install on my whole house back generator system along with the propane tank. Professional from start to finish. On time fair price and top notch quality install.

Courteous and professional, Very capable from a technical, standpoint. Good workmanship and very neat.

FAQs

Your Generator Installation Questions, Answered

How much does it cost to install a generator in San Antonio?

The cost of generator installation in San Antonio can range from ₹3.5 lakhs to ₹7.5 lakhs ($4,000 to $9,000), depending on the size, brand, and site conditions. This includes the generator, transfer switch, wiring, permits, and professional labor.

What is the price of a generator for a 2,000 sq ft house?

A suitable generator for a 2,000 sq ft house may cost around ₹3.5–₹5 lakhs ($4,000–$6,000), especially if you’re installing a 22kW Generac generator, which is ideal for powering major appliances and central air conditioning.

How much does it cost to install a Generac 22kW generator?

The installation cost of a Generac 22kW generator typically falls between ₹5.5 –₹7.5 lakhs ($6,500–$9,000), including the unit, automatic transfer switch, concrete pad, permits, and professional service.

Can I install my own generator at home?

It’s not recommended to install a generator yourself due to safety codes, local regulations, and the electrical expertise required. For home generator installation in San Antonio, always go with licensed professionals to ensure safety and compliance.

What is the 20/20/20 rule for generators?

The 20/20/20 rule suggests: keep your generator 20 feet away from your home, 20 feet away from doors/windows/vents, and have at least 20 minutes of regular run-time testing monthly. This ensures safety and performance.

How much is a generator for a 1,500 sq ft house?

For a 1,500 sq ft home, a generator between 14kW and 18kW is generally enough. It may cost ₹2.5–₹4 lakhs ($3,000–$5,000), excluding installation.

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Ferezco Power System is a premier provider of backup power solutions in San Antonio and the surrounding areas. We specialise in sales, installation, repair and maintenance of propane tanks, automatic transfer switches and generators (both commercial and residential).