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GENMAX 4000W Portable Open Frame Inverter Generator
23rd Jun 2026, 03:11 AM

GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (<5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports

Price may vary by location, shipping cost, and availability.
Lowest ever
$299.99
Apply Coupon $50

80% Off
$349.99
$1,499.00

Highest: $349.99
Average: $349.99
Lowest: $349.99
Lowest Offer: $299.99

Price History Graph

Offer Price Prices
Lowest: -
Average: -
Highest: -

Price History Information

You can check the price history of GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (<5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports here. This product's current Price in USA is $349.99 and the lowest final price is $299.99. The average and highest prices are $349.99 and $349.99 respectively. The current offer price of the product is $299.99, which is $50.00 less than the average price.

Lowest Ever Offer Price $299.99
16th Jun 2026
Lowest Ever Price $349.99
16th Jun 2026
Average Price $349.99
Based on 35 days price tracking
Highest Price $349.99
16th Jun 2026

Current Price in USA

Price after Coupon or Discount $299.99
Price $349.99
MRP $1,499.00
Savings $1,199.01
Discount 79.98%

Product Information

Details

Product Name GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (<5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports
Store Product Code B0G422NHDB
Store Name amazon.com
Brand GENMAX
Rating 6 / 10
Category Power Take Off Generators
Dimensions 18.11"L x 14.41"W x 18.86"H

Features

  • Powerful & Clean Inverter PowerPowered by a reliable 223cc OHV engine, this generator delivers 4000W peak and 3200W running watts. Its advanced inverter technology produces clean, stable electricity with less than 5% THD, safe for sensitive electronics like laptops, phones, and tools
  • RV Ready with 30A OutletEquipped with a 30A RV outlet, it connects directly to your recreational vehicle to power essentials like air conditioners. An additional 120V 20A household outlet plus USB-C & USB-A Ports provides versatile power for home backup or job sites
  • Ultra-Quiet & High-Efficient OperationIntelligent Eco-Mode ensures efficiency, delivering up to 11.7 hours of runtime at 50% load on a single tank. Remarkably quiet, it operates at just 66 dB(A) measured from 7m at 25% load
  • Built-in Safety & Protection FeaturesFor peace of mind, it includes automatic low oil shutdown and a 20A circuit breaker to protect both the generator and your connected equipment. Clear indicator lights provide instant status updates.
  • Practical Design with Long-Term SupportWeighs only 61.7 lbs for manageable portability.Backed by a 3-Year Limited Warranty and ongoing technical support

Images

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Image of GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (&lt;5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports
Image of GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (&lt;5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports
Image of GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (&lt;5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports
Image of GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (&lt;5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports
Image of GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (&lt;5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports
Image of GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (&lt;5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports
Image of GENMAX 4000W Portable Open Frame Inverter Generator, 223cc Engine, with 30A RV Outlet, Clean Power (&lt;5% THD) for Camping, Home & Jobsite Backup, Eco-Mode, Low Oil Shutdown, USB-C & USB-A Ports

Rating and Reviews

6 Based on 2 reviews

GENMAX 4000W Portable Open Frame Inverter Generator has 6 rating out of 10. This average rating is consist of 2 individual ratings. You can rate this product at product review page.

* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.