Commercial Generac Generators

24/7 Availability | Lifetime Installation Guarantee | Financing Available

Reliable Power Solutions with Commercial Generac Generators

When the power goes out, your business shouldn't have to. McCay Southern Generator, a premier Generac Dealer Power Pro, provides robust and reliable commercial Generac generators to businesses across East Tennessee. Our mission is to ensure your operations remain uninterrupted, no matter the circumstances. Don't let power outages disrupt your business, reach out to us today.

Why Choose Generac Generators?

Generac generators are a trusted name in the industry, offering unrivaled performance and reliability. Here's why choosing our commercial generators is a smart move for your business:

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Consistent and uninterrupted power supply

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Highly efficient and cost-effective

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Customizable to meet your specific power needs

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Easy to operate and maintain

Let McCay Southern Generator provide you with the power solution your business needs. Get in touch with us today for a free consultation.

Experience the McCay Southern Generator Advantage

At McCay Southern Generator, we offer more than just generators. Our licensed electricians provide a comprehensive service that ensures your peace of mind. Here's what sets us apart:


  • Turnkey process from sales to installation and maintenance
  • We obtain permits if necessary
  • Professional and dedicated customer service
  • Flexible financing options
  • Direct handling of all warranty claims
  • Extended warranties of up to 10 years
  • 24/7 availability for any emergencies


With McCay Southern Generator, you're not just buying a generator, you're investing in a reliable power solution. Contact us today to experience the difference.

7-Year and 10-Year Warranties Available

Call today to learn more about our commercial generators!

Managed or complete whole-house coverage

Ready to Power Your Business?

Don't let power outages disrupt your business operations. With McCay Southern Generator's commercial generators from Generac, you can ensure a consistent and reliable power supply. Whether you need generator sales, installation, service, maintenance, or repair, we've got you covered. Request a consultation today and keep your business running smoothly, no matter what.

-Randy A

Shad S. from McCay Southern Generator Was great very thorough. I was impressed being early to my appointment' and fixing my issue. I would recommend McCay Southern To people in the future thank you.



2/17/2025

-Dennis C

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See what our customers have to say

"The work crew was very professional and helpful. Work started on time and finished in less than six hours. Definitely would recommend McCay Southern to family or friends for a Generac generator or any electrical needs."


- Richard Kehrer

Request a Free No-Obligation 15-Minute Phone Call

During this conversation, we will try to understand your backup power needs as well as answer any questions you may have about how the generator functions, our process, and pricing.

Request Service

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Learn More About McCay Southern Generator

Serving the East Tennessee area, McCay Southern Generator specializes in generator and propane tank installation and repair. 24/7 availability. Free in-home consultations. Financing available. Call today.