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GENMAX · Inverter generator

GM10500iETC

Gasoline + Propane + Natural gas inverter generator with 10,500 peak watts

8,500W running10,500W peak458cc OHVGasoline + Propane + Natural gas
Compare retailer offers Retail pricing varies
GM10500iETC 10500-Watt 458cc Tri Fuel Inverter Generator with Remote Start
Official product image: GENMAX

The deciding numbers, made scannable.

01 · Maximum output

10,500W peak

Continuous output8,500W running

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

02 · Fuel output

Gasoline + Propane + Natural gas

Gasoline

8,500W run · 10,500W peak

Propane

8,000W run · 9,500W peak

Natural gas

6,800W run · 8,400W peak

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

03 · Portability

253 Pounds

Unit weight

30.9"L x 22.6"W x 29.3"H

Dimensions

Sound rating

See manufacturer page

04 · Controls & ownership

Starting

Remote / Electric

CO shutoff

Not listed

Parallel

Capable

Warranty

3 year

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

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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

8,500 running watts and 10,500 peak watts for home backup and rv power. Confirm exact configuration and included accessories with the seller before purchase.

Fuel-specific output

Gasoline
8,500W running / 10,500W peak
Propane
8,000W running / 9,500W peak
Natural gas
6,800W running / 8,400W peak

Operation & ownership

Engine
458cc OHV
Voltage / frequency
240 Volts / 60 Hz
Runtime
See manufacturer page
Fuel capacity
See manufacturer page
Sound
See manufacturer page
Starting methods
Remote / Electric
Unit size / weight
30.9"L x 22.6"W x 29.3"H / 253 Pounds
Warranty
3 year

Connections

【Diversified functional control Panel】 Easy operation panel with remote start one-button start/electric start /ATS automatic control, etc., diversified configuration: equipped with 1X 120/240V AC 30A L14-30R Outlet,DC Cigarette Lighter Outlet: 12V DC 8.3A, 1X 120/240V AC 50A 14-50R Outlet,4X120V AC 20A 5-20R Outlet ,CO Alarm, Parallel Connectors,Battery Charging Port makes easy to charge the battery, overload reset switch and LED Light,as well as Voltage transfer Switch can meet 120V/240V simultaneous use, make sure get full 50amps.

Manufacturer feature details

【Strong Load Capacity】GM10500iETC has the maximum power among single cylinder silent inverter generator,under the environment of 104 to 131 Fahrenheit degrees, the whole machine can work stably at 8500w running watts and 10500w stating watts on gasoline, 8000w running watts and 9500w stating watts on LPG, 6800w running watts and 8400w stating watts on Natural Gas, so large load starting current equipment, air compressor/blower/air conditioner can carry at one time.THD less than 3% perfect for sensitive equipments such computor and cell phone.
【Diversified functional control Panel】 Easy operation panel with remote start one-button start/electric start /ATS automatic control, etc., diversified configuration: equipped with 1X 120/240V AC 30A L14-30R Outlet,DC Cigarette Lighter Outlet: 12V DC 8.3A, 1X 120/240V AC 50A 14-50R Outlet,4X120V AC 20A 5-20R Outlet ,CO Alarm, Parallel Connectors,Battery Charging Port makes easy to charge the battery, overload reset switch and LED Light,as well as Voltage transfer Switch can meet 120V/240V simultaneous use, make sure get full 50amps.
【Neutral Floating】For easy bonding, make it perfect for home standby back up power easy connect the house. Using our special Bonding Plug(Sold seperately) to change the neutral floating to neutral bonded status for portable use.
【Tri-fuel selectivity】 Multi fuel choice can reduce the fuel shortage risk, gasoline and LPG, Natural Gas can be used.Fuel selector switch design patent, smooth operation, easy to use.
【perfect protection devices】The whole machine is equipped with perfect protection devices, such as overload protection, thermal protection, overvoltage protection, undervoltage protection, overcurrent protection, short circuit protection, overspeed protection, etc., which greatly facilitates the user's operation and improves the reliability/safety of the whole machine;
【GENMAX Support】Includes 1-year warranty with FREE lifetime technical support from experts.
GM10500iETC - If buys two sets GM10500iETC, need to contact factory to provide a special grounding plug to meet the parallel connection requirements.
Show the full manufacturer specification table
Brand
GENMAX
Engine Type
4 Stroke
Wattage
10500 watts
Engine Displacement
458 Cubic Centimeters
Fuel Type
Gasoline
Manufacturer
CHONGQING DINKING POWER MACHINERY CO.,LTD
Power Source
Propane-powered, Natural gas
Part Number
GM10500iETC
Item Weight
253 Pounds
Item Weight
253 pounds
Voltage
240 Volts
Item model number
GM10500iETC
Output Wattage
10500 Watts
Special Features
Portable
Special Feature
Portable
Batteries Included?
No
Included Components
Inverter Generator,Spark Plug Socket Wrench (1) Dual-Purpose Screwdriver (1) Funnel (1) NEMA L14-30P Locking Plug (1) NEMA 14-50P Industrial Plug (1) Remote Control Key (1) LPG Hose (1) NG Hose (1) NG Quick Connector (1) Battery Charger (1) ATS Cable (1) Rain Cover (1)
Product Dimensions
30.9"L x 22.6"W x 29.3"H
Batteries Required?
No
Model Name
GM10500iETC
Warranty Description
3 year

Compare offers from GENMAX-listed retailers.

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

  • Home backup
  • RV power
  • Jobsite tools
  • High-demand loads
  • 8,500 running / 10,500 peak watts
  • Gasoline + Propane + Natural gas
  • Remote start
  • Parallel capable

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