Search  for anything...

PowerSmart 4400W Dual Fuel Portable Generator, 223cc 4-Stroke OHV Gas/LPG Powered, 3600W Rated, 30A RV Ready & 120V Outlet, Recoil Start Backup Power for Home, RV and Jobsites, Model# MB5040DC

  • Based on 0 reviews
Condition: New
Checking for the best price...
$399.99 Why this price?
Save $499.01 was $899.00

Buy Now, Pay Later


As low as / mo
  • – Up to 36-month term if approved
  • – No impact on credit to apply
  • – Instant approval decision
  • – Secure and straightforward checkout

Ready to go? Add this product to your cart and select a plan during checkout.

Payment plans are offered through our trusted finance partners Klarna, Affirm, Afterpay, Apple Pay, and PayTomorrow. No-credit-needed leasing options through Acima may also be available at checkout.

Learn more about financing & leasing here.

Selected Option

Free shipping on this product

This item is eligible for return within 30 days of receipt

To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.

To initiate a return, please visit our Returns Center.

View our full returns policy here.


Availability: In Stock.
Fulfilled by Amerisun Inc

Arrives Apr 21 – Apr 25
Order within 11 hours and 21 minutes
Available payment plans shown during checkout

Protection Plan Protect Your Purchase
Checking for protection plans...

Size: 4400


Features

  • Dual Fuel Versatility & Power: Choose your fuel source: Gasoline (4.4kW Surge/3.6kW Rated) or LPG (4.0kW Surge/3.3kW Rated). This flexibility ensures you have power during emergencies when gas stations are closed, utilizing the long shelf life of propane.
  • Reliable 223cc 4-Stroke Engine: Powered by a heavy-duty OHV single-cylinder engine with a forced air-cooling system. Designed for high-demand tasks, it delivers a massive 30A Max AC Amperage (Gas), making it capable of starting high-induction motors and power tools easily.
  • RV Ready & Multiple Outlets: Featuring a standard 120V AC output with up to 30A capacity, this unit is built for RV enthusiasts. Power your 13,500 BTU RV air conditioner, lights, and kitchen appliances simultaneously without the need for complex adapters.
  • Extended Runtime & Efficiency: The 1.6-gallon fuel tank provides up to 5.1 hours of continuous runtime at 50% load. Perfect for overnight emergency backup or a full day of work on the jobsite, ensuring consistent 60Hz single-phase power.
  • Professional Grade & Portable Design: Built with a rugged frame and compact footprint (19.3x16.9x16.5 in). At 65 lbs, it balances heavy-duty output with manageable portability. Features a 12V DC output for battery charging and an optimized muffler (76dB at 23ft) for site-compliant operation.

Brand: PowerSmart


Wattage: 4400 watts


Fuel Type: Gasoline


Power Source: Gas-Powered


Recommended Uses For Product: Camping, Commercial, Residential


Item Weight: 65 Pounds


Voltage: 120 Volts


Output Wattage: 4400 Watts


Special Feature: Portable, Super Quiet


Included Components: Wrench


Wattage: 4400 watts


Fuel Type: Gasoline


Power Source: Gas-Powered


Recommended Uses For Product: Camping, Commercial, Residential


Voltage: 120 Volts


Output Wattage: 4400 Watts


Additional Features: Portable, Super Quiet


Engine Type: Internal Combustion Engine


Runtime: 5 hours


Total Power Outlets: 4


Frequency: 60 Hz


Starting Wattage: 4400 Watts


Running Wattage: 3600 Watts


Brand Name: PowerSmart


Included Components: Wrench


Model Number: 840432703


UPC: 840432703588


Manufacturer: Amerisun Inc.


Item Weight: 65 Pounds


Item Dimensions L x W x H: 19.3"L x 16.9"W x 16.5"H


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Apr 21 – Apr 25

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • PayTomorrow Financing
  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Excellent performance and value
Size: 4300
I’m very impressed with this 4300W inverter generator. It starts easily, runs smoothly, and provides stable power for both home backup and outdoor use. The inverter technology delivers clean electricity, so I feel confident running sensitive electronics without any issues. The build quality feels solid, and the control panel is well laid out and easy to use. It’s also quieter than traditional generators in this power range, which is a big plus for residential use. Portability is reasonable for its size, and overall it feels reliable and well-designed. For the price, this generator offers excellent performance and value. ... show more
Reviewed in the United States on February 9, 2026 by Joseph

  • It works excellently
Size: 4300
Having a peace of mind to have the power backed up at home! It delivers reliable power with a great 4300W capacity. Tested the running power, it is good to run small appliances even refrigerator during an outage. Quite heavy but still portable, noise is acceptable for me, feels valuable.
Reviewed in the United States on February 16, 2026 by Iris

  • BEST Generator
Size: 4300
I am so glad I purchased this generator its just right amount of watts for Camping, outside vendor right out the box it was ready to go it last for hours its not to heavy and has echo saving system.
Reviewed in the United States on March 28, 2026 by MISOL MARKER WAS NOT IN THE Deliver package

  • Worked great during a power outage
Size: 4300
I bought this generator for backup power during winter storms, and it has worked really well so far. It started up without much trouble and gave us enough power for the essentials, like some lights, chargers, and a small heater. The build feels solid, and it seems like a good value for the price. It is a little loud, which is expected for a generator, but not a dealbreaker. I feel much more prepared when the power goes out. ... show more
Reviewed in the United States on March 3, 2026 by Amy

  • Great Value!
Size: 4400
This is an excellent value. Clean power, starts on first pull with propane, no intentions of using gas unless required to. Great backup for my solar setup
Reviewed in the United States on April 1, 2026 by magnadawg

  • Powerful
Size: 4300
Arrived as started, filled it with oil fuel turned it on and pulled the cord twice started right up, plugged my camper in as a test run turned the ac down ran it for over 4 hours and it did exactly what I wanted. Never missed a beat. Change the oil immediately afterwards and now it’s for remote camping. ... show more
Reviewed in the United States on March 3, 2026 by Baer Wu

  • Do not purchase for mobile AC units
Size: 4300
Generator was purchased to run AC unit in a mobile grooming vehicle. It did not run the AC unit as it was advertised this generator was capable of doing
Reviewed in the United States on April 1, 2026 by Shauna

  • Nosey
Size: 4300
Super loud
Reviewed in the United States on March 29, 2026 by Diana Garcia

Can't find a product?

Find it on Amazon first, then paste the link below.
Checking for best price...