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About Us

Gowen Power Systems, a KOHLER� Titanium Dealer, is Maine's oldest authorized KOHLER generator dealer. For 50 years we have been Maine's source for sales and service of standby generators.

Gowen's technicians are factory-trained, certified and attend yearly continuing education classes. Generators are our business and business is good.

Our technicians are on call 24 hours a day, 365 days a year, for emergency service when you need it the most.

About Us

As an authorized KOHLER® generator dealer, we are committed to your satisfaction from start to finish. Our technicians are fully trained in all aspects of sizing, installing and maintaining your generator. We handle all the details so you don't have to. When you contact us, you can expect:

  • A thorough assessment of your power needs, options, and installation requirements
  • A complete, personalized project quote
  • Convenient scheduling of your installation
  • Professional installation by Kohler-trained experts
  • A thorough and hassle-free process from start to finish

Get a Quote

Just give us a call or fill out the form and one of our representatives will set up a time to provide a free consultation. We'll talk about your specific needs and provide a quote on a backup power product and installation that is right for you.

No charge or obligation, simple as that.

Request a FREE quote

Call 207-773-1761 or fill out the below form.

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Twin Oak Holdings dba Gowen Power Systems

41 EVERGREEN DR
Portland, ME 4103
207-773-1761

Explore Generators

About Us

At KOHLER, we understand that the three most important things you want from backup power are affordability, reliability and quality service.

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What could a Power Outage cost you? $10,000 on burst pipes. $500 on spoiled food. Not only are power outages inconvenient, they cost American households $150 billion a year.

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