Research features, view pricing information, and decide on which standby generator from Generac, Kohler, Cummins, or Briggs & Stratton meets your needs!

Standby power systems, Generator repair, Power generators, Houston

Repairs & Maintenance

Our knowledgeable staff stocks all necessary parts and tools, keeping us available to perform both scheduled routine maintenance and 24/7 emergency services as needed!



Investments deserve protection. We offer manufacturer extended warranties with five (5), seven (7), and ten (10) year options. Protect your investment today!

Reliable, Uninterrupted Electricity

Life without power is more than just an inconvenience; it can be dangerous and costly. From depending on your computer to complete projects to saving the huge supply of food in your freezer, our standby generators can ensure you have the power you need to keep your home or business functional. Imagine being in the middle of a power outage and still being able to use your electrical appliances, including the stove, washing machine, air conditioner, and microwave. Don’t let life without power become a major inconvenience for your household or business when you can have backup power when you need it the most.

All of our automatic standby generators and transfer switches provide reliable protection for severe weather conditions and unpredictable power outages. Don’t ever worry about getting through the day without power when you work with our team. We even perform free inspections of your property and perform a load test to determine the ideal generator unit for your property.

Angie's List, Super Service Award 2016 Recipient

Let the team at our generator dealership help you protect your home and business from power outages with our high-performance automatic generators that are designed to quickly restore your electricity as soon as utility power is interrupted. We carry a variety of brand-name units that are designed to meet you electrical needs, including natural gas, propane, and diesel generators. If you are not sure what type of generator you need, our friendly and knowledgeable technicians will consult with you and help you figure out the best solution for your situation.

Are you interested in knowing how much a backup generator for your home would cost? Do you need to know the price of a standby generator for your business? To request a quote on a new generator for your residential or commercial property please fill out the form below or give us a call at 281-259-6500! Our sales and service staff are available Monday – Friday from 8am – 4:30pm to answer your questions, address concerns, and make sure you are 100% satisfied.

THE BEST Standby Generators on the Market

The Grasten Power Technologies team is trained on, and experienced with, dozens of models of automatic standby generators from several brands, but these three are our top performing manufacturers. Generac, Kohler, and Cummins make the best residential and commercial backup generators, and Grasten is here to sell, install, and service them in and around Houston.

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