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10 Best whole house generator costs of 2026
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Best Choice1
Clicked 660 times in the last monthGeneracGenerac Guardian 26kW Home Standby Generator with 200 Amp Transfer Switch - Automatic Whole House Backup Power for Storms, Emergencies, and Outages, WiFi Enabled, Runs on Natural Gas or Liquid Propane
Key specs-
output wattage:26 Kilowatts
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wattage:26000 watts
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fuel type:Natural Gas or LP Gas
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engine type:Generac G-Force 1000 Series
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special feature:Super Quiet, Low Oil Shutdown, Fully Enclosed Design
9.9Exceptional
Our Rating
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Value for Money2
GeneracGenerac Guardian 24kW Home Standby Generator with 200 Amp Transfer Switch - Automatic Whole House Backup Power for Storms, Emergencies, and Outages, WiFi Enabled, Runs on Natural Gas or Liquid Propane
9.8Exceptional
Our Rating
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3
GeneracGenerac Guardian 22kW Home Standby Generator with 200 Amp Transfer Switch - Automatic Whole House Backup Power for Storms, Emergencies, and Outages, WiFi Enabled, Runs on Natural Gas or Liquid Propane
9.7Exceptional
Our Rating
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4
GeneracGenerac Guardian 10kW Home Standby Generator with 100 Amp Transfer Switch - Automatic Whole House Backup Power for Storms, Emergencies, and Outages, WiFi Enabled, Runs on Natural Gas or Liquid Propane
Key specs-
output wattage:10000 Watts
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wattage:10000 watts
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fuel type:Natural Gas or LP Gas
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engine type:Generac G-Force 400 Series
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special feature:Super Quiet
9.6Exceptional
Our Rating
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5
WestinghouseWestinghouse 28000 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered
9.4Excellent
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6
GeneracGenerac 14kW Home Standby Generator, Cellular Connectivity, Easy To Use, Whole House Power Backup, Smart Outage Solution
9.3Excellent
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7
WestinghouseWestinghouse 18000 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered, CO Sensor
9.2Excellent
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8
GeneracGenerac Guardian 24kW Home Standby Generator - Automatic Whole House Backup Power for Storms, Emergencies, and Outages, WiFi Enabled, Runs on Natural Gas or Liquid Propane, Quiet Operation
9.1Excellent
Our Rating
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9
DuroStarDuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable Generator - Gas and Propane, Remote Electric Start, Whole Home Power Backup, Transfer Switch Ready, RV & Emergency Ready
15% Off8.8Very Good
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10
WestinghouseWestinghouse 13500 Peak Watt Tri-Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas, Propane, and Natural Gas Powered
Key specs-
output wattage:13000
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wattage:13000 watts
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fuel type:electric
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engine type:4 Stroke
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special feature:Digital Display, Electric Start
8.6Very Good
Our Rating
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