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AiVolt 4200W Open Frame Inverter Generator Gas Powered

AiVolt 4200W Open Frame Inverter Generator Gas Powered

3.2· 9 ratings

Best price now

$299.99at WalmartObserved at 11:34 AM

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Our take on the AiVolt 4200W Open Frame Inverter Generator Gas Powered

The AiVolt 4200W is a gas-powered open-frame inverter generator with 3300 running watts and 4200 surge watts from a 149cc 4-stroke OHV engine. It has a 2.6-gallon tank rated for up to 11 hours at half load, an RV-ready outlet, and automatic low-oil and carbon monoxide shutdown. At 52 lb and 18 in wide it is light enough for one person to lift into a truck bed. Its best new price is $299.99 at Walmart as of November 5, 2026, the only new price listed.

Best forRV owners running a single air conditioner or shore-style loadsCampers and tailgaters who want quiet inverter powerHomeowners wanting backup for a fridge, lights and routerJobsite users needing a light, portable 120V source
Pros
  • Inverter output is clean enough for phones, laptops and TVs
  • CO sensor shuts the unit down automatically, a safety feature many open-frame generators lack
  • 52 lb is light for a 4200W class generator
  • Up to 11 hours at 50% load from a 2.6-gallon tank
  • RV-ready outlet means no separate adapter for a travel trailer
  • $299.99 at Walmart is low for an inverter unit with CO shutdown
Cons
  • Open frame design is louder than enclosed inverter models
  • 3300 running watts will not carry a 30A RV hookup or central AC
  • No electric start; pull start only
  • Only one store lists a new price, so comparison shopping is limited
  • No 240V output, so it cannot feed a transfer switch for whole-home backup

AiVolt 4200W Open Frame Inverter Generator Gas Powered prices at every store

  • WalmartNew

    In stockSold by AiVolt-Direct

    $299.99Observed at 11:34 AM
    Visit store

AiVolt 4200W Open Frame Inverter Generator Gas Powered price history

Lowest price we've seen: $299.99 on Nov 5 at Walmart. Tracked across 1 store since Nov 5.

Specifications

Inverter Technology
Yes
Fuel Type
Gasoline, Gas Powered
Fuel Capacity
2.6-gallon
Continuous Output
3300 running watts
Power Output
4200W
Runtime
Up to 11 hours (at 50% load)
Peak Output
4200 surge watts
Connectivity Ports
RV-ready outlet
CO Sensor
Yes
Low Oil Shutdown
Yes
Automatic Shut Off
Yes (Auto low-oil and CO shutdown)
Weight
52 lb
Width
18 in
Mobility
Portable
Casing
Open Frame
Engine Type
4-Stroke OHV Engine
Engine Displacement
149cc
Typical Users
RV Ready, Jobsites
Environment
Outdoor
Certifications
Meeting EPA standards

Questions and answers

Is 3300 running watts enough for an RV?
It runs one 13,500 BTU RV air conditioner with a soft-start kit, plus lights and a fridge, but not a full 30A hookup with the AC and microwave at once. Check your AC's startup surge against the 4200W peak.
How loud is it?
AiVolt does not publish a decibel rating, and open-frame units are generally louder than enclosed inverter generators. Expect to hear it clearly from inside a camper at night.
Does the CO sensor shut it off automatically?
Yes. The unit shuts down on high carbon monoxide and on low oil, so it needs to be restarted after either event. Run it outdoors only, away from windows and vents.
What can it power at home during an outage?
A fridge, furnace blower, lights, router and phone chargers fit within 3300 running watts. It has no 240V outlet, so it cannot back up a well pump or central AC through a transfer switch.
Is $299.99 a good price?
It is the only new price listed as of November 5, 2026, at Walmart. Inverter generators with CO shutdown usually sell for more, so it is a low entry price, but there is no second store to compare against.
Does it come with a wheel kit?
The listing does not state one. At 52 lb it can be carried by two people or one strong adult, but a wheel kit makes moving it around a campsite easier.
Where is the AiVolt 4200W Open Frame Inverter Generator Gas Powered cheapest?
At Walmart, for $299.99, as of our latest check.
What do buyers say about the AiVolt 4200W Open Frame Inverter Generator Gas Powered?
Rated 3.2 out of 5 from 9 ratings.

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