Serving Lafayette, Johnson & Morgan Counties · Free consultations & estimates 573-979-2058  ·  Email us
Generators

Standby power, installed and serviced by the dealer.

Copper Top is an authorized Cummins dealer. We size, sell, install and service standby generators for homes, farms and commercial buildings, and we handle Cummins warranty work ourselves.

Authorized Cummins dealer

One company from sizing to service.

When you buy a Cummins standby generator from us, the same people who installed it take care of it afterward. Warranty work goes through our shop, not a third party.

  • Load calculations and generator sizing
  • Natural gas and propane units
  • Transfer switch and full electrical tie-in
  • In-house Cummins warranty service
  • Residential, agricultural and commercial
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Cummins home standby generators
Standby service plans

Pick the level of coverage you want.

Annual plans for Cummins and Generac standby generators, air-cooled and liquid-cooled, from 10 to 60 kW. Your plan is priced by the size of your unit.

Essential

Yearly service

  • 1 service visit a year
  • Next-day callback
Preferred

Twice-yearly service

  • 2 service visits a year
  • Transfer switch internal inspection and torque check
  • Detailing and a photo report
  • Battery replacement included on a 3-year cycle
  • Same-day callback
  • 10% off repair labor
Premier

Full coverage

  • Everything in Preferred
  • Infrared scan of the transfer switch, service and main
  • Generac valve adjustment included
  • 4-hour callback
  • 15% off repair labor, 10% off parts

Get a plan quote for your generator →

Other generator services

Already have a generator? We can help.

Generac standby generator installation

Generac installs & service

We're a Generac certified installer, and we maintain and repair Generac units. For a warranty failure, we document the fault codes and hand it off to Generac's authorized servicer. Out-of-warranty repairs stay with us.

Generator maintenance

Repairs & add-ons

  • Battery replacement
  • Valve adjustments
  • Coolant flush (liquid-cooled)
  • Cold weather kits
  • Remote monitoring setup
  • Load bank testing (liquid-cooled)
  • After-hours service
Portable generator hookup

Portable generators

We install an interlock and a 50A inlet so you can power the house safely. We also do annual tune-ups, either at our shop or on site: oil, plug, air filter, fuel drain and stabilizer, cord and inlet inspection, and a test run under load. On site, we run it through your interlock. Carburetor cleaning and rebuilds too.

Don't wait for the next outage.

Get a generator sized and quoted now.

Call nowGet an estimate