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Generac 18kW Whole House Generator with 200-Amp Automatic Transfer Switch | 7228
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The 18kW Generac Whole House Generator with 200-Amp Automatic Transfer Switch equipped with Wi-Fi Mobile Link remote monitoring automatically restores backup power to your home during an outage. The number 1 selling brand in America, seven out of ten homeowners choose Generac Guardian over all other home standby generator brands.
The 200-Amp Service Rated Automatic Transfer Switch selects utility power during normal operation and generator power during an outage. It connects to the main circuit breaker panel to distribute generator power to your entire home. Power management controls multiple air conditioners and other high current loads like electric water heaters, ranges, and dryers. A weatherproof NEMA 3R enclosure installs indoors or outdoors.
Listed for 18-Inch to Structure Installation. Runs on Natural Gas or LP Propane Gas. Electronic Governor. Multilingual two-line LCD Digital Evolution Controller. Sound Attenuated Aluminum Enclosure. Includes a flexible fuel line connector.
Model Number
7228Manufacturer
Generac Power SystemsMade In USA
YesRated Watts
18kW LP Propane / 17kW Natural GasRated Amps
75 Amps LP Propane / 70.8 Natural GasVoltage
120/240-Volts Single PhaseA/C Ton Rating
5-TonEnclosure
AluminumUL Listed
UL-2200Decibel Rating
65 dBA Normal Load / 55 dBA Quiet Test ModeType
Standby GeneratorSeries Name
Guardian SeriesTransfer Switch Model
RXSW200A3Starting System
AutomaticLow Oil Alert
Low Oil ShutdownMainline Breaker
80 AmpsBattery Requirement
12-Volt Group 26R 540 CCA or 12-Volt Group 35R 650 CCAMounting Pad
Composite Base AttachedWeight
420 lbsDimensions
48L x 25W x 29HConsumer Warranty
Generac 5-Year Limited Consumer WarrantyEngine Brand
Generac G-ForceEngine Size
816ccEngine RPM
3600Cast Iron Sleeve
Spiny-Lok Cast-Iron Cylinder WallsCooling System
Air CooledAlternator Type
Revolving FieldFrequency
60 HzAuto Voltage Regulation
YesFuel Type
Propane (LP) / Natural Gas (NG)Fuel Gauge
NoNG Power Capacity
17kWLP Power Capacity
18kWNG Consumption @ Full Load
247 Cubic Feet per HourNG Consumption @ Half Load
169 Cubic Feet per HourLP Consumption @ Full Load
3.0 Gallons per HourLP Consumption @ Half Load
1.7 Gallons per HourTransfer Switch Amps
200 AmpsTransfer Switch Circuits
Whole House Transfer SwitchAts Poles
2Transfer Switch Weight
39 lbs