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Deal.ai › Champion Power Equipment › Champion Power Equipment
Champion Power Equipment
Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield

Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield

4.9(508 ratings)

Best price now

$649.00at WalmartChecked 1 h ago

23% under what the other stores charge

Compared across 6 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Lowest price today: $649.00 at Walmart (checked Nov 14, 2026).
  • Checked at 6 stores.

Our take on the Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield

The Champion 100809 is a 4000-watt portable inverter generator with a 149cc engine, 3000 running watts and CO Shield carbon monoxide shut-off. It weighs 48.1 lb, one of the lightest in its watt class, and runs at 64 dBA from 23 feet. It suits campers, tailgaters and RV owners who want clean power for electronics and a TT-30R outlet, but Champion says it is not for emergency home backup. Against larger 4000-watt inverters it trades tank size and run time for weight, and it is recoil-start only, with no electric start.

Best forRV owners and campersTailgating and outdoor eventsPowering sensitive electronicsLight jobsite or remote power
Pros
  • Light for a 4000-watt inverter at 48.1 lb
  • Clean power under 3% THD for electronics
  • CO Shield shuts the unit down on high carbon monoxide
  • RV-ready 120V 25A TT-30R outlet
  • Economy Mode cuts engine speed, noise and fuel use
  • Parallel-ready for a second Champion 4000-watt inverter
Cons
  • Recoil start only, no electric start
  • 1.54-gallon tank gives about 10 hours at 25% load
  • Not recommended for emergency home backup
  • Parallel kit sold separately
  • 64 dBA is quiet for its class but still audible at camp

Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield prices at every store

  • WalmartNew

    In stockSold by Champion Power Equipment, Inc.Returns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $649.00Free shippingChecked 1 h ago
    Visit Walmart
  • The Home DepotNew

    In stock

    $688.00Free shippingChecked 4 h ago
    Visit The Home Depot
  • Nex Wave 06New

    In stockReturn policy

    $838.50Checked 4 h ago
    Visit Nex Wave 06
  • YardBunnyNew

    In stockReturn policy

    $979.47Checked 4 h ago
    Visit YardBunny
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $741.85Free shippingChecked 4 h ago
    Visit Amazon
  • eBayNew

    Availability unknownSold by bookmarkdeals (99.9% positive, 12,400 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $918.54Free shippingChecked 4 h ago
    Visit eBay

Also available at

  • WalmartCheck price at Walmart

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Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield price history

Lowest price we've seen: $649.00 on Nov 14 at Walmart. Tracked across 3 stores since Nov 14.

What reviewers say

  • 4.9 / 5508 ratings

Rated 4.9 out of 5 from 508 ratings, owners largely praise the light weight, quiet running and clean power. Complaints center on the small fuel tank and pull-start only.

What people mention
  • WeightPraisedOwners say it is easy to lift in and out of an RV or truck at under 49 lb.
  • NoisePraisedReviewers find it quiet for a 4000-watt unit, with Economy Mode lowering the sound further.
  • Run timeCriticisedThe 1.54-gallon tank gives about 10 hours at quarter load, which owners call short for longer trips.
  • StartingMixedCold Start Technology helps in cold weather, but the recoil pull start is the only option.
  • CO ShieldPraisedBuyers value the carbon monoxide shut-off as a safety backup.

About the Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield

The Champion Power Equipment 100809 is a portable 4000-watt inverter generator with CO Shield. It is made for camping, tailgating, powering items around an RV, or providing backup for a few basics. It is not recommended for emergency home backup.

A 149cc Champion engine runs on gasoline and produces 4000 starting watts and 3000 running watts. A full 1.54-gallon tank runs up to 10 hours at 25% load. It starts with a recoil pull, and Cold Start Technology helps it start quickly in cold weather. Economy Mode monitors the electrical load to reduce engine speed, noise and fuel consumption. It produces Clean Power (< 3% THD) for sensitive electronics.

The generator comes fully assembled and has a built-in carrying handle. It weighs 48.1 pounds. CO Shield monitors carbon monoxide buildup and automatically shuts off the engine if it detects unsafe levels. A low oil shut-off sensor is also built in. CO Shield is not a substitute for an indoor carbon monoxide alarm or for safe operation. Always use the generator outdoors, far from occupied buildings, with the exhaust pointed away from people and buildings.

Model
100809
Power
4000 starting watts, 3000 running watts
Engine
149cc Champion gasoline engine
Outlets
120V 25A TT-30R, 120V 20A household duplex (5-20R), 12V automotive-style, Parallel outlets
Fuel tank
1.54 gallons
Run time
Up to 10 hours at 25% load
Oil capacity
0.5 quart
Noise level
64 dBA from 23 feet
Power quality
Clean Power, < 3% THD
Starting
Recoil start with Cold Start Technology

Specifications

color
YellowSource
Brand
Champion Power EquipmentSource
Features
CO Shut-OffSource
Rec. use
ResidentialSource

Questions and answers

Can it run an RV air conditioner?
It supplies 3000 running watts and 4000 starting watts with a TT-30R outlet, which covers many smaller RV air conditioners. Check your unit's starting surge before relying on it.
How loud is it?
Champion rates it at 64 dBA from 23 feet. Economy Mode lowers engine speed and noise when the load is light.
Does it have electric start?
No. It uses a recoil pull start with Cold Start Technology for cold weather.
Can I connect two of them?
Yes, with the optional Champion parallel kit, which is not included. Two units give 30 amps and the kit adds a 120V 30A locking and 120V 50A RV outlet.
Is it safe for laptops and phones?
Yes. It produces clean power under 3% THD, so sensitive electronics can be connected.
Can I use it to power my house in an outage?
Champion does not recommend it for emergency home backup. It is intended for camping, tailgating, RV use and a few basics.
Where is the Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield cheapest?
At Walmart, for $649.00, 23% under what the other stores charge, as of our latest check.
What do buyers say about the Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield?
Rated 4.9 out of 5 from 508 ratings.
Where can I buy the Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield?
6 stores we checked sell it, including Walmart, The Home Depot, Amazon, eBay, Nex Wave 06.

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Compare the Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield

  • Champion Power Equipment 4000-Watt Dual Fuel RV Ready Portable Inverter Generator with Quiet Technology and CO Shield vs Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield

Stores we've priced the Champion Power Equipment 4000-Watt RV Ready Portable Inverter Generator with Quiet Technology and CO Shield at

  • The Home Depot deals and prices
  • Walmart deals and prices

More from Champion Power Equipment

Safety
CO Shield automatic CO shut-off, low oil shut-off sensor
Parallel
Parallel Ready; connects with another Champion 4000-watt inverter for 30 amps of power
Parallel kit
Optional, not included; integrates two inverters and adds a 120V 30A locking outlet and a 120V 50A RV outlet
Weight
48.1 lb
Color
Yellow
Recommended use
Residential
Certification
EPA certified; meets ANSI/PGMA G300-2018
Warranty
3-year limited warranty with free lifetime technical support
Count
1Source
Net content statement
1Source
Model
100809Source
Weight
48.1 lbSource
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