Whole-Home Generator Installation in Sioux Falls, SD
Generac, Kohler, and Briggs & Stratton systems — sized to your home, not a guess.
Automatic Backup Power, Done Right the First Time
A standby generator installs permanently outside your home, connects directly to your existing propane or natural gas line, and starts automatically within seconds of a power outage — no manual setup, no running extension cords, no fumbling in the dark.
Leaning toward Generac? See our page on Generac generator installation in Sioux Falls for the Generac models we install most, warranty coverage and ongoing service.
We handle the full process: load calculation to size the unit correctly, concrete pad placement, gas line coordination, electrical hookup, permitting, and the final utility/inspection sign-off.
- Free on-site load calculation and site assessment
- Concrete pad placement and proper clearance siting
- Gas line coordination (natural gas or propane)
- Electrical hookup and automatic transfer switch wiring
- City/county permitting and final inspection
Generator Brands We Install
Generac
The most widely installed residential standby brand, with a wide range of sizes and a strong local parts network.
Kohler
A reliable option known for quiet operation and long service life, popular for whole-home installs.
Briggs & Stratton
A solid mid-range option for homeowners who want dependable backup power without paying for extra features they won't use.
Why Sioux Falls Homes Need Backup Power
Outages in Sioux Falls tend to hit when they hurt the most. The May 2022 derecho knocked out power across the city and surrounding towns, some for days. Winter blizzards and ice storms bring down lines when it's 20 below. Spring storms and the thaw cause outages just as sump pumps are working hardest to keep basements dry.
Without power, a gas furnace stops because the blower motor needs electricity. Pipes can freeze within hours, and a finished basement can flood once the sump pump quits. A standby generator restores heat, the sump pump, the fridge and the well pump on its own within seconds.
Sizing and Installation for South Dakota Winters
- Load-based sizing: furnace blower, sump and well pumps, central AC and any electric heat set the size. Most Sioux Falls homes land between 14kW and 24kW.
- Cold-weather kit: battery warmers and oil or engine heaters help the unit start reliably on subzero January mornings.
- Natural gas or propane: natural gas from MidAmerican Energy where it's available, or propane for acreages outside town, with the tank sized for multi-day outages.
- Permits and placement: permits for City of Sioux Falls, Minnehaha County or Lincoln County addresses, with the unit placed where snow drifts and plow piles won't bury it.
Most installed whole-home systems in the Sioux Falls area run $3,000 to $10,000+, depending on generator size, gas line length and panel work. Prefer a specific brand? See Generac generator installation in Sioux Falls. Already own a portable generator? A transfer switch may be all you need. Existing unit acting up? Visit generator repair and maintenance.
We serve Sioux Falls and nearby towns, including Tea, Harrisburg, Brandon, Hartford, Dell Rapids, Lennox, Crooks, Baltic and Canton. See all service areas.
Frequently Asked Questions
What size generator does a Sioux Falls home need?
Most homes need 14kW to 24kW for whole-home coverage. The well pump, sump pump, AC and any electric heat set the final size, which we confirm with a load calculation.
Will a standby generator start in subzero weather?
Yes, when it is set up for it. A cold-weather kit with a battery warmer and oil or engine heater keeps the unit ready to start on the coldest January mornings.
Does a generator keep my sump pump running?
Yes. Sump pumps are on the priority list in every Sioux Falls install, since spring thaw and storm outages often hit together.
Do I need a permit for a home generator in Sioux Falls?
Yes. Electrical and gas work need permits and inspection through the City of Sioux Falls, or through Minnehaha or Lincoln County for addresses outside city limits.
Ready to Talk Through Your Home's Needs?
Free on-site visit, written quote, no obligation.
Call (605) 702-6227 Request a Quote