Generac 7039 Guardian Series 20kW/18kW Air Cooled Home Standby Generator with Whole House 200 Amp Transfer Switch (not CUL)


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Generac 7039 Guardian Series 20kW/18kW Air Cooled Home Standby Generator with Whole House 200 Amp Transfer Switch (not CUL)


  • True Power Technology delivers best-in class power quality (less than 5% THD) for smooth operation of sensitive electronics and appliances
  • Includes a 200 Amp NEMA 3 (indoor / outdoor rated) whole house smart transfer switch
  • Generac's Evolution Controller features LED indicators for generator status, utility power presence or maintenance required
  • Tough, durable all-weather aluminum enclosure offers 3 removable sides for easy access for installation, service and maintenance
  • Battery Not Included. Generac battery model 5819 sold separately.


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More Home Generators To Choose From

DuroMax XP12000EH Generator-12000 Watt Gas or Propane Powered Home Back Up & RV Ready, 50 State Approved Dual Fuel Electric Start Portable Generator, Black and Blue
  • Powerful DuroMax Engine: the XP12000EH is powered by a DuroMax 18HP, 457cc OHV engine.
  • Dual fuel technology: the ability to run on propane or gasoline allows the freedom and flexibility of fuel choice.
  • Plenty of power: with 12, 000 starting watts and 9, 500 running watts, This unit can handle heavy loads from lights and a refrigerator to a home air conditioner and high amperage power tools.
Westinghouse WGen7500 Portable Generator with Remote Electric Start 7500 Rated Watts & 9500 Peak Watts, Gas Powered, CARB Compliant, Transfer Switch Ready
  • 7500 Running Watts and 9500 Peak Watts; Remote Start With Included Key Fob, Electric and Recoil Start; Up to 11 Hours of Run Time on a 6.6 Gallon Fuel Tank With Fuel Gauge
  • Features Two GFCI (Ground Fault Circuit Interrupter) 5-20R 120V Household Duplex Receptacle and One L14-30R 120/240V Twist-Lock Receptacle; All Outlets Have Rubber Covers for Added Safety
  • Plug-and-Play: Comes with a Remote Start Key Fob, 12V Battery Charger, Oil, an Oil Funnel, a Tool Kit, and a User's Manual to Get You Started Right Out of the Box (Minimal Assembly Required)
Durostar DS4000S Portable Generator, Yellow/Black
  • POWERFUL DUROSTAR ENGINE: The DS4000S is powered by a DuroStar 7 HP 208cc OHV engine with automatic low oil shutoff; Fuel Capacity: 3.96 Gallons; Noise Level: 69dB
  • PLENTY OF POWER: With 4,000 peak watts and 3,300 running watts, this unit is a workhorse that provides plenty of power to handle multiple jobs from powering high voltage appliances to heavy duty power tools
  • POWER PANEL: Includes a selection of outlets for maximum compatibility in your applications including: 2 120V household outlets and 1 120V 30A twist lock outlet; Also includes a voltmeter for measuring voltage output
WEN 56200i 2000-Watt Gas Powered Portable Inverter Generator, CARB Compliant
1,513 Reviews
WEN 56200i 2000-Watt Gas Powered Portable Inverter Generator, CARB Compliant
  • Dimensions: 18" x 11" x 18" | Weight: 50 lbs
  • Noise Level: 53 dB operation
  • EPA III and CARB Compliant 79.7 cc 4-stroke OHV engine produces 2000 surge watts and 1600 rated watts
WEN 56380i Super Quiet 3800-Watt Portable Inverter Generator with Fuel Shut-Off and Electric Start
  • Dimensions: 23.2" L x 18" W x 20.1" H | Weight: 110.8 lb
  • EPA III and CARB Compliant
  • 212cc 4-stroke OHV engine produces 3800 surge watts and 3400 rated watts with a half-load runtime of up to 8.5 hours

Last update on 2020-12-24 PST / Affiliate links / Images from Amazon Product Advertising API

Types Of Home Generators


Back up electrical power is very important not just in business enterprise establishments but in addition in houses. This is often specifically so if individuals are going through man-made or natural calamities and have no method of stopping electrical power shortage.

All through these unfortunate instances, folks require a supply of vitality to electrical power up appliances or furniture which is essential in operating their home. Examples of those are heaters to warm the dwelling in winter times, air conditioning for summer time occasions and of course, oven and various cooking appliances for food support.

Generators are important mainly because people have no method of identifying how extended the power is going to be down. If you'd like to be certain that your home will remain inside a great and stable issue, it is best to have back up vitality so as and able to use at any time.

What exactly are the 2 sorts of back up generators?

Portable Generators


This is the most economical generator which is capable of supplying back up vitality. Moveable generators will be the most typically used in homes or household. Appliances that required electrical power provide are plugged right into this generator. This is often carried out using wires and other cords which have been applicable to the appliances.

Several of those sort of generator by now has advance capabilities like the stop or start out button which individuals can use for being in a position to save up within the vitality they may be needing for some time.

Transportable generators also have various forms depending on the volt specification that you're working with in your house. You may have the capacity to decide on from 120 up to 240 volts capability.

Certainly one of the widely made use of moveable generators would be the a single that's gasoline-powered. People opt for this sort of generator since it charges significantly less in comparison with the other type. There are actually even individuals that run on diesel or a mixture of both.

Among the downside to that is that it can't be used for longer time. Folks really need to refill and refuel this generator normally to be capable to extend its electrical power help. Furthermore, diesel powered generators are way more high priced. Even though it is much more efficient and with supplies that happen to be uncomplicated to search out, you could possibly obtain it difficult to begin in cold seasons.

Permanent Home Generators


Long term generators are programmed for being turned on immediately inside the specified time after power loss. These generators are connected to the wiring technique inside the home. This is why it's going to start on its personal no matter whether there may be no one present within the residence for the duration of black out. Additionally, it has the capability to shut down on its personal the moment electrical power is restored.

This type of generator is powered by normal gases. The type of fuel that you are employing to electrical power many of the appliances at your home may also be applied to electrical power this generator.

The option of everlasting generator will rely on how the house owners program to implement it. Should you need to electrical power up more compared to the needed appliances, then you definately can opt for long lasting generators which have a lot more than 17,000 watts capability.

These sorts are usually far more high-priced than transportable generators. But with all its capacity, the first revenue invested are going to be well worth it as soon as you see the kind of back up vitality it's going to provide after you have to have it the most.

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