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Genmax GM3500Xi - 3200/3500W Open Frame Inverter Generator

The Genmax GM3500Xi is a compact and lightweight open frame inverter generator with a rated wattage of 3,200 W and a starting wattage of 3,500 W. (Read full specs)

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Genmax GM3500Xi
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Highest Price
$549.99
Lowest Price
$429.99
Current Price
$429.99

Description

Zoom on the Genmax GM3500Xi

In short, the Genmax GM3500Xi is a compact and lightweight portable inverter generator adequately designed for:

  • RV travellers wishing to enhance their freedom and nomad lifestyle
  • People occasionally participating in outdoor fairs, festivals or events
  • Amateur DIY lovers
  • Homeowners who want to be able to use the most necessary devices in their household, even during a blackout
  • Camping and tailgating hobbyists looking for a portable power source

Over the following sections, you'll uncover its power characteristics, the selection of outlets it offers, its overall portability, and the supplementary features it includes.

Power & Run Time

The Genmax GM3500Xi in use

The Genmax GM3500Xi

Featuring a 145 cc (5.2 hp) Dinking OHV 4-stroke engine, the Genmax GM3500Xi operates using gasoline, providing 120V, with a running wattage of 3,200W and a starting wattage of 3,500W. Moreover, the parallel capability (parallel kit not included) enables power output to increase when paired with another similar or compatible unit, providing increased energy capacity and versatility for a wide range of needs.

Rated for 66 dBA (less noisy than a normal conversation), the inverter generator's starting mechanism relies on a conventional pull-start mechanism.

With a full tank, the GM3500Xi can operate for around 8.5 hours at 50% load (fuel consumption around 0.26 GPH), thanks to its fuel capacity of 2.24 gallons.

The GM3500Xi produces a clean sine wave: thanks to a <5% Total Harmonic Distortion (THD), your sensitive electronics can be safely plugged in the AC outlets.

Outlets

The control panel is equipped with the following 3 AC outlets:

Duplex 120V 20A (5-20R)
120V 30A (L5-30R) receptacle

In addition, it provides 2 DC outlets: there's two 5V USB ports (USB-A) with which charging of electronics like mobile phones and tablets is made convenient.

Even if this Genmax generator isn't quite RV Ready, it still allows for an easy RV connection via an L5-30P to TT-30R adaptor, thanks to its L5-30R receptacle.

Portability

At L18.9 x W13.6 x H17.7 in, the standard open frame design of the Genmax GM3500Xi delivers stability alongside easy maintenance access to components and good air cooling. The design is ideal for rough environments and demanding outdoor use.

With a dry weight of 57.3 lbs, the GM3500Xi is convenient, ensuring it can be taken wherever power is needed. Additionally, the open frame design of the generator ensures easy grabbing and shifting for relocation.

Features

Panel of the Genmax GM3500Xi

The GM3500Xi's control panel

Included in the control panel of the GM3500Xi, a digital data center assists in tracking its status and activity by providing details on the lifetime run hours.

In addition to this info, the device’s light indicators will display if the generator is on overload, the generator is ready and its oil levels are insufficient.

In terms of security, the generator features an overload protection (circuit breaker) and an automatic low oil shut-off, ensuring peace of mind during its use.

It also benefits from Genmax's CO DETECT technology, which is designed to monitor the level of carbon monoxide present during the generator's operation. If the generator is positioned incorrectly and carbon monoxide levels rise to an unsafe level, the generator will automatically shut down.

Apart from the standard documentation and an owner's manual (opens in a new tab) to facilitate setup, the Genmax GM3500Xi features extra accessories: tool kit and funnel.

Product Videos

The Genmax GM3500Xi versus other generators

The following charts are provided to give you an idea of how some of the key specs of the Genmax GM3500Xi compare to inverter generators of similar power (between 2500 and 3500 W).

  • Considering its weight, the Genmax GM3500Xi registers at a modest 57.3 pounds, placing it among the lighter inverter generators in the 2500 to 3500 rated wattage selection. Regarding dry weight, one of the champions in the same power range is the Pulsar PGD40iSCO, with a dry weight of only 46 lbs.
  • This inverter generator, with its lowest noise level at 66 dBA, is noisier than most generators of comparable running wattage. If noise emissions are important to you, one of the least noisy generators of this power range is the Honda EU3000iS with only 50 dBA.
  • The GM3500Xi, falls within the average autonomy range compared to inverter generators of a roughly same power, with a run time of around 8.5 hours at a 50% load and a full tank. For those prioritizing autonomy, the Generac iQ3600DF could be considered, as it offers one of the longest run times among generators with similar power output, reaching around 13 hours.
  • Run times are important, yet thanks to their dependence on the fuel capacity, they should be judged along with the fuel consumption of the device. At an estimated fuel consumption of 0.26 GPH (gallon per hour) at 50% load, this inverter generator is a rather fuel-efficient one within its wattage category. If you wish to get a unit of similar power, but with one of the best fuel efficiency, you could consider the Pulsar PGD40iSCO, which has an impressively low fuel consumption of 0.22 GPH.

Price comparison

As you can see from these interactive charts, when compared to other 2500-3500W inverter generators, the Genmax GM3500Xi is on the cheap side of the price range.

It can therefore be a really good buy if you're looking to acquire a budget generator.

The bottom line

STRENGTHS:
  • Inexpensive
  • CO DETECT technology
  • Parallel capable
  • Inverter
  • Lightweight (57.3 lbs)
  • Fuel efficient
AVERAGE SPECS:
  • Decent run time
WEAKNESSES:
  • No electric start
  • 1-year warranty
  • On the noisy side (66 dBA)

Do you own the Genmax GM3500Xi and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

Features and Specifications

General
InverterYes
Parallel capableYes, cable not included
RV readyNo
FuelGasoline
Engine145 cc Dinking OHV 4-stroke
Starting systemRecoil
Warranty1 year
Power
VoltageAC: 120V 60 Hz, DC: 5V
Running watts3,200 W
Starting watts3,500 W
Running amps26.7 amps
Peak amps29.2 amps
Run time @50% load8.5 h
Run time @25% loadUnknown
Features
GFCI outletsNo
Covered outletsYes
Automatic Voltage RegulationInverter
AC outlets
  • 1x Duplex 120V 20A (5-20R)
  • 1x 120V 30A (L5-30R)
DC outlets2x 5V USB port (USB-A)
Data centerLifetime run hours
IndicatorsLow oil, overload and output ready
Fuel tankSteel, 2.24 gal
Fuel gaugeNo
Misc
Weight57.3 lbs
Approx. dimensions (L x W x H)18.9 x 13.6 x 17.7 in
Noise (lower limit)66 dBA
THD< 5%
ComplianceEPA, ANSI/PGMA G300-2023
SecurityLow oil and overload protection, CO monitoring
Spark arrestorYes
NeutralBonded to frame
Accessories includedFunnel and tool kit
Country of originChina
UPC713424639045

We've taken extra care to research and verify each of the specifications above. That said, occasional mistakes or omissions are still possible. If you spot any missing or inaccurate information, feel free to suggest a correction so we can address it.

Spec Improvement×

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About Genmax

GENMAX is a new portable generator brand registered by the Chongqing Dinking Power Machinery Co. LTD., which itself was founded in 2010 and is currently located in Chongqing, China. Dinking specializes in the general motor industry and manufactures portable generators, power sources, water pumps, garden machinery and construction machinery for foreign markets. Among most notable achievements are Dinking’s exclusive contract with Hyundai and 5th place in the ranking of Chinese foreign trade exporters in general motor industry (2016). GENMAX brand portfolio includes a sizeable selection of gas-powered generators covering all common wattage categories.

Warranty Information

The Genmax GM3500Xi is covered under a warranty for up to 1 year. This warranty may be limited and may not cover all parts of the generator.
For more information about the warranty of Genmax generators, please consult Genmax's warranty policies (opens in a new tab). Alternatively, you can also contact their Customer Support: 1-866-960-2920.

Questions & Answers

What can it power?
Examples of items that can be simultaneously powered.
The examples below are based on a maximum load of 80% and estimated wattages. For a more accurate estimation, use our generator sizing calculator.
ItemRunning WattsStarting Watts
At homeRefrigerator (energy star)1921192
Hair dryer18001900
Blender400850
Radio100100
Total2492 W3492 W
For campingRadiant heater13001300
RV refrigerator180600
RV AC (11,000 BTU)10101600
Set of 5 LED light bulbs5555
Total2545 W3135 W
For workGrinder14002500
Reciprocating saw730960
Electric fence (25 miles)250250
Total2380 W3480 W

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Genmax GM3500Xi
2 Total Score
1 review
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Price
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Value
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Quality
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User Reviews

  1. 1
    Price
    20
    Value
    10
    Quality
    10
    Performance
    40

    This unit would be nice if they used better quality parts, had parts and service available in the USA. It had wiring routing problems, and inverter cover that was pinched where it splits, not easy to get to the spark plug, and carburetor vent hoses that were cut off at the carburetor upon opening. I just can’t recommend this generator.

    + PROS:
    • Compact, easy to change oil, fairly quiet,
    - CONS:
    • No parts or service available in USA, have to pull gas tank to get to spark plug, cheap parts used, wiring routed poorly.
    Helpful(1) Unhelpful(0)You have already voted this

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