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GENMAX · Inverter generator

GM2000i

Gasoline inverter generator with 2,000 peak watts

1,600W running2,000W peak79.7cc OHVGasoline
Compare retailer offers Retail pricing varies
GENMAX GM2000i 2000 Watt Gasoline Inverter Generator with CO Detect
Official product image: GENMAX

Visual spec gallery

The deciding numbers, made scannable.

01 · Maximum output

2,000W peak

Continuous output1,600W running

Size around running load first, then confirm the peak rating covers the largest startup surge.

02 · Fuel output

Gasoline

Gasoline

1,600W run · 2,000W peak

Alternative-fuel ratings are shown only when GENMAX publishes a fuel-specific figure.

03 · Portability

34.2 lb.

Unit weight

See manufacturer page

Dimensions

Sound rating

58 dBA

04 · Controls & ownership

Starting

See manufacturer page

CO shutoff

Manufacturer-listed

Parallel

Capable

Warranty

3year

Official product gallery

Every manufacturer view in one place.

GENMAX imagery can include the enclosure, control panel, outlets, dimensions, feature callouts, and included accessories.

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Complete specifications

Manufacturer data, organized for comparison.

Power ratings, features, imagery, manuals, and seller links come from GENMAX’s current U.S. model page. A missing figure is labeled instead of estimated.

Never run a portable generator indoors. Keep it at least 20 feet from occupied buildings with exhaust directed away from doors, windows, and vents. Use a qualified electrician and approved transfer equipment for home connections.

Model overview

1,600 running watts and 2,000 peak watts for camping and tailgating. Confirm exact configuration and included accessories with the seller before purchase.

Fuel-specific output

Gasoline
1,600W running / 2,000W peak

Operation & ownership

Engine
79.7cc OHV
Voltage / frequency
120V / 60Hz
Runtime
10h.
Fuel capacity
See manufacturer page
Sound
58 dBA
Starting methods
See manufacturer page
Unit size / weight
See manufacturer page / 34.2 lb.
Warranty
3year

Connections

120V 20A Duplex (5-20R), Parallel

Manufacturer feature details

CO Alert - Automatically turns off the generator when an unsafe level of carbon monoxide is detected.
Compact and lightweight makes transportation easy with built-in handle.
Low idle automatically adjust engine speeds to save fuel and reduce sound emissions.
Inverter technology provides clean power to prevent damage from sensitive electronics such as smart phones, tablets and laptops.
79.7cc 4-stroke OHV engine produces 2,000 surge watt and 1,600 rated watt.
Parallel sockets allows you to hook together 2 units for added output. (parallel kit sold separately)
Covered outlets provide added protection from the environment.
Show the full manufacturer specification table
Quiet Inverter Generator Technology
CO DETECT
Start Typ
Recoil
Gasoline Starting Watts
2000W
Engine Bran
DINKING
Gasoline Running Watts
1600W
Engine Displacement
79.7cc
Gasoline Starting Amps at 120V
16.6A
Engine Type
4-stroke
Gasoline Running Amps at 120V
13.3A
Engine Speed
Variable
Volts
120V
Fuel Type
Gasoline
Frequency
60Hz
Fuel Gauge
NO
Outlets
120V 20A Duplex (5-20R), Parallel
Gasoline Capacit
1.2 gal.
GFCI Outlets
Yes
Gasoline Tank Materia
HDPE
Covered Outlets
Yes
Engine Oil Typ
10W-30
Covered Circuit Breakers
Yes
Engine Oil Capacit
0.5 qt.
Gasoline Run Time at 1/4 Load
10h.
Low Oil Shut-Of
Yes
Noise Level
58 dBA
Wheel
NO
Inverter
Traditional
Wheel Typ
NO
Parallel Capability
Yes
Wheel Diamete
/
DC Operation
USB 2.1A/1A
PGMA G300-2018 Compliant
Yes
Voltmeter
NO
EPA Certified
Yes
Automatic Voltage Regulation
Yes
CARB Compliant
NO
Batter
NO
Warranty Description
3year
Lengt
18.7 in.
Widt
10.6 in.
Heigh
15.9 in.
Net Weigh
34.2 lb.
Lengt
20.1 in.
Widt
11.6 in.
Heigh
17.3 in.
Gross Weigh
38.6 lb.

Current seller links

Compare offers from GENMAX-listed retailers.

These destinations are supplied on the official model page. Prices and availability can change.

Buy on AmazonBuy on HomedepotBuy on LowesBuy on FactorypureBuy on TSCBuy on WalmartGenerator SuperstoreBuy on Northern

Best-fit uses

  • Camping
  • Tailgating
  • Small electronics
  • Light emergency power

Standout features

  • 1,600 running / 2,000 peak watts
  • Gasoline
  • Manual start
  • CO shutdown system

Compare it with your actual load.

Run your essentials through the calculator before choosing a generator.

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Official sources:Model pageUser manualAll GENMAX generatorsVerified September 15, 2026