Marathon Development, LLC

Call Directions Website

Marathon Development, LLC Kohler, Cummins-Onan, and Generac Generators. Sales, Service, Installation and Rentals Commercial and Residential

KOHLER vs. GENERAC The contenders are out of the boxes, and we’re getting our first look at what each one brings to the ...
10/30/2026

KOHLER vs. GENERAC

The contenders are out of the boxes, and we’re getting our first look at what each one brings to the competition!

In this video, we’re unboxing the Generac 26kW Next Generation and the Kohler 26RCA, taking a closer look at their features and some interesting differences between the two.

You might be surprised by what we found!

Watch the video here:
https://youtu.be/YVhDSxm80-4

And stay tuned, on November 23rd, we’ll put these generators head-to-head to see how they REALLY compare!

Two generators. Same power rating. Which one will come out on top?

Introduction to the Generac 26kW Next Gen and the Kohler 26RCA.

10/28/2026

WHEN THE POWER GOES OUT, LIFE DOESN’T HAVE TO STOP!

Power outages never happen at a convenient time. Whether it’s a summer storm, winter weather, or an unexpected equipment failure, losing electricity can quickly turn into a major headache.

A home standby generator keeps your family comfortable, your food from spoiling, your home running, and gives you peace of mind, day or night

A standby generator isn’t just about convenience. It’s about being prepared.

At MDL Generator Supply, generators are what we do! From helping you choose the right generator to professional installation and ongoing maintenance, we’re here to make sure you have backup power you can count on.

Don’t wait until the next outage to wish you had one!

Contact us today for a FREE estimate.

MDL Generator Supply — We’ll keep the lights on for you.

10/26/2026

DON’T LET A WEAK BATTERY LEAVE YOU IN THE DARK!

Cooler weather is coming! Is your generator ready?

Your generator’s battery is one of the most important parts of keeping it reliable. We recommend replacing it every 3 years to help avoid unexpected failures.

If you’re not sure how old your battery is, now is a great time to have it checked!

Don’t wait until the power goes out to find out your generator won’t start!

MDL Generator Supply
803-233-2563

10/23/2026

KOHLER vs. GENERAC SMACKDOWN!

The showdown is getting started. Next week, we’re unboxing the Kohler 26kW and Generac 26kW generators for a side-by-side comparison before putting them to the test in November.

Stay tuned!

Kohler Industrial Cellular Monitoring Kits Are Now in Stock!We now have Kohler Industrial Cellular Kits in stock, giving...
10/21/2026

Kohler Industrial Cellular Monitoring Kits Are Now in Stock!

We now have Kohler Industrial Cellular Kits in stock, giving our commercial and industrial customers the ability to remotely monitor their generators.

These kits let you monitor your facilities commercial or industrial generator remotely.

Check your generator’s status from wherever you are.

Receive alerts for faults and shutdowns.

Stay ahead of potential problems to help reduce unexpected downtime

We also have cellular monitoring kits for residential standby generators, so you can have peace of mind at home, too.

Have questions or ready to get connected? Give us a call at 803-233-2563 to learn more or schedule installation.

MDL Generator Supply — Power You Can Count On!

10/16/2026

HAVING A GENERATOR YOU CAN COUNT ON STARTS WITH A DEALER YOU CAN TRUST!

When you invest in a standby generator, you’re investing in peace of mind. But here’s something many homeowners overlook: The relationship you have with your generator dealer is just as important as the generator itself.

A standby generator isn’t just another appliance. It’s a complex system that requires proper installation, regular maintenance, and knowledgeable technicians to keep it operating reliably for years to come.

🔹 PROPER INSTALLATION MATTERS. A certified generator dealer understands the entire system—from electrical connections and fuel requirements to proper sizing, placement, and code compliance.

🔹 EXPERIENCED TECHNICIANS MATTER. Your generator needs more than just an oil change. Factory-trained technicians understand your generator’s components, diagnostic systems, maintenance requirements, and potential problems.

🔹 THE RELATIONSHIP MATTERS. When your generator needs service, you want someone who knows your equipment, understands its history, and will be there when you need them. You shouldn’t have to start searching for someone qualified to work on your generator after it’s already installed.

🔹 LONG-TERM SUPPORT MATTERS. Your generator is a long-term investment. Having an established relationship with a dependable dealer means having a team you can trust for annual maintenance, warranty assistance, repairs, and ongoing support.

At MDL Generator Supply, generators aren’t just something we do—THEY’RE ALL WE DO!

We handle the entire installation process in-house, and our trained technicians are here to maintain and service your generator long after the installation is complete.

Don’t just shop for a generator. Shop for the company that will stand behind it.

When the power goes out, you need confidence that your generator will do its job—and peace of mind knowing you have a trusted team to call if it doesn’t.

MDL GENERATOR SUPPLY
Power You Can Count On.

803-233-2563

Marathon Development, LLC provides generator sales, installation, repair, and service for Kohler and Cummins generators across South Carolina.

THE CONTENDERS HAVE ARRIVED!It’s almost time for the KOHLER vs. GENERAC SMACKDOWN!They’re here. They’re still in the box...
10/07/2026

THE CONTENDERS HAVE ARRIVED!

It’s almost time for the KOHLER vs. GENERAC SMACKDOWN!

They’re here. They’re still in the boxes. And soon, we’re putting these two 26kW standby generators head-to-head to see how they really compare.

We’ll be looking at performance, build quality, features, noise, reliability, and more—and we’re not just going to tell you what the brochures say. We’re going to put them to the test.

🥊 KOHLER vs. GENERAC
⚡ Two of the biggest names in standby power.
🏆 One head-to-head SMACKDOWN.

Before we open the boxes—who are you betting on?

TEAM KOHLER or TEAM GENERAC? Drop your pick in the comments!

10/02/2026

WHEN IT COMES TO GENERATORS, RELIABILITY COUNTS!

When the power goes out, the last thing you want to worry about is whether your generator will start.

At MDL Generator Supply, we believe dependable backup power starts with a quality generator, professional installation, and a company you can count on long after the sale.

Quality Kohler generators

Professional, in-house installation

Expert service and maintenance

Peace of mind when you need it most

Because when the lights go out, your generator needs to do more than look good sitting in your yard. IT NEEDS TO WORK!

Don’t leave your family’s comfort and safety to chance. Trust the team that knows generators inside and out.

MDL GENERATOR SUPPLY
Power you can count on.

803-233-2563

Marathon Development, LLC provides generator sales, installation, repair, and service for Kohler and Cummins generators across South Carolina.

09/29/2026

🍂 FALL IS THE PERFECT TIME FOR GENERATOR MAINTENANCE! ⚡

Don’t wait until the power goes out to find out your generator needs attention!

Fall is the ideal time to make sure your standby generator is ready to provide dependable backup power when you need it most.

At MDL Generator Supply, generators are all we do! Our professional maintenance service helps identify potential issues before they turn into costly repairs or unexpected breakdowns.

Our maintenance includes:

🔧 Battery testing and inspection
🔧 Oil and filter changes
🔧 Fuel system inspection 🔧 Exercise settings and performance checks
🔧 Inspection for leaks, warning codes, and worn components

Regular maintenance helps extend the life of your generator, protect your investment, and keep your system ready for the next unexpected outage.

Your generator takes care of you when the power goes out. Let us take care of your generator!

🍁 Make generator maintenance part of your fall checklist. Schedule your service today!

📞 803-233-2563
🌐 mdlgeneratorsupply.com

⚡ MDL Generator Supply — Power You Can Count On.

Marathon Development, LLC provides generator sales, installation, repair, and service for Kohler and Cummins generators across South Carolina.

This is one of the many reasons we choose to sell Kohler generators. Unlike other brands every generator is tested at th...
09/21/2026

This is one of the many reasons we choose to sell Kohler generators. Unlike other brands every generator is tested at the factory before leaving to its end user.

Before it powers your home, it proves itself on our factory floor.⚡

Address

297 Market Place Avenue
Prosperity, SC
29127

Alerts

Be the first to know and let us send you an email when Marathon Development, LLC posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Shortcuts

Share

Nearby home improvement businesses