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WEN · Inverter generator · Model TF1050iX

TF1050iX

TF1050iX 10,500-Watt 120V/240V Tri-Fuel Inverter Generator with Quiet 457cc Engine, Electric Start, Wheel Kit, and CO Watchdog, Gas, Propane, and Natural Gas Powered

8,550W running10,500W startingTri-fuel: gasoline + propane + natural gasEngine displacement not listed in the catalog description
Check price at WEN Current $1,649.00
WEN TF1050iX 10,500-Watt 120V/240V Tri-Fuel Inverter Generator with Quiet 457cc Engine, Electric Start, Wheel Kit, and CO Watchdog, Gas, Propane, and Natural Gas Powered
Official product image · WEN Products

Infographic gallery

Output, fuel flexibility, runtime, and ownership.

01 · Output by fuel

10,500W maximum starting output

Gasoline8,550W / 10,500W
Propane8,550W / 9,450W
Natural gas7,700W / 8,500W

Bars compare WEN's published running and starting capacity for each fuel configuration.

02 · Fuel & runtime

Tri-fuel: gasoline + propane + natural gas

Model-specific energy system and manufacturer-published operating information.

Capacity

The 7.1-gallon fuel tank delivers up to 10.5 hours of half-load runtime, or switch to propane with the included LPG/NG quick-connect adapter and five-foot propane hose for up to 5.8 hours of half-load runtime on a 20 lb. tank (NG hose sold separately, part no.

Published runtime

The data meter on the secondary control panel automatically monitors runtime, voltage, and frequency.

03 · Portability & price

229.5 lb (official listing weight)

Official listing weight

WEN price
$1,649.00
Availability
Available from WEN
Model
TF1050iX
04 · Controls & protection

Starting

Electric start with recoil backup

Voltage

120/240V

Fuel shutoff

Published

CO shutdown

WEN Watchdog

Official product gallery

Product views and WEN feature graphics.

This gallery uses the current official image set published for model TF1050iX.

TF1050iX official WEN product image 1
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Complete specifications

The fields that matter for comparison.

Output, engine, fuel, runtime, outlet, sound, weight, safety, price, and warranty details come from WEN's current official collection, model description, product imagery, and manual link.

Combustion generators are for outdoor use only. Keep the generator at least 20 feet from occupied buildings with exhaust directed away from doors, windows, and vents.

Product overview

Switch between gasoline (10500 surge, 8550 running watts), propane (9450 surge, 8550 running watts), and natural gas (8500 surge, 7700 running watts) with a simple press of a switch .

Electrical output by fuel

Gasoline output
8,550W running / 10,500W starting
Propane output
8,550W running / 9,450W starting
Natural gas output
7,700W running / 8,500W starting
Voltage
120/240V
Outlet panel
Includes two 120V 5-20R outlets, a 120V/240V transfer-switch- or EV-ready 14-50R outlet, a 120V/240V transfer-switch-ready L14-30R outlet, an onboard battery charger port, two USB outlets, a 5-foot LPG connection hose, a battery charger, a quick-connect adapter, and a three-year
Power quality
Designed to mirror a pure sine wave, this generator limits total harmonic distortion to under 0.3 percent at no load and under 1.2 percent at full load, making it safe to run laptops, cellphones, monitors, tablets and other sensitive electronics.
Parallel capability
Published as parallel capable; compatible kit sold separately

Engine, fuel & runtime

Engine or power system
Engine displacement not listed in the catalog description
Starting system
Electric start with recoil backup
Fuel options
Tri-fuel: gasoline + propane + natural gas
Fuel capacity
The 7.1-gallon fuel tank delivers up to 10.5 hours of half-load runtime, or switch to propane with the included LPG/NG quick-connect adapter and five-foot propane hose for up to 5.8 hours of half-load runtime on a 20 lb. tank (NG hose sold separately, part no.
Published runtime
The data meter on the secondary control panel automatically monitors runtime, voltage, and frequency.
Published sound information
Our 457cc engine operates at a modest 66 decibels at quarter load, limiting its invasiveness while restoring backup power.
Fuel shutoff
Yes — published by WEN

Portability, protection & ownership

Listing weight
229.5 lb (official listing weight)
Carbon-monoxide shutdown
Yes — WEN Watchdog or published CO sensor
Low-oil shutdown
Yes — published by WEN
Warranty
Includes two 120V 5-20R outlets, a 120V/240V transfer-switch- or EV-ready 14-50R outlet, a 120V/240V transfer-switch-ready L14-30R outlet, an onboard battery charger port, two USB outlets, a 5-foot LPG connection hose, a battery charger, a quick-connect adapter, and a three-year
Price and availability
Current WEN price: $1,649.00
Official model
TF1050iX

Official feature details

Published WEN feature

Switch between gasoline (10500 surge, 8550 running watts), propane (9450 surge, 8550 running watts), and natural gas (8500 surge, 7700 running watts) with a simple press of a switch

Output and operation

Bonded-neutral 120V/240V configuration is perfect for transfer switches, emergency backup, or Level 2 charging for battery and hybrid electric vehicles

Controls and convenience

The WEN Watchdog CO Shutdown Sensor helps protect both you and your family by automatically turning off the generator if dangerous levels of carbon monoxide are detected

Power-panel capability

Closed-frame design provides quieter operation compared to traditional open-frame generators

Protection and ownership

Includes two 120V 5-20R outlets, a 120V/240V transfer-switch- or EV-ready 14-50R outlet, a 120V/240V transfer-switch-ready L14-30R outlet, an onboard battery charger port, two USB outlets, a 5-foot LPG connection hose, a battery charger, a quick-connect adapter, and a three-year limited warranty

Best-fit uses

  • Home-backup planning
  • Transfer-switch applications
  • Large RV loads
  • Jobsites and events

Standout features

  • 10,500W starting / 8,550W running
  • Tri-fuel: gasoline + propane + natural gas
  • Electric start with recoil backup
  • WEN Watchdog carbon-monoxide shutdown

Match it to the equipment you'll actually run.

Use the independent wattage calculator before buying.

Check my power plan
Sources: WEN TF1050iXAll WEN generatorsOfficial manualVerified September 15, 2026

Ownership resources

Accessories, manuals, and documents.

Start with the exact WEN TF1050iX model or item number. Accessory families can look alike while using different connectors, electrical limits, engines, or mounting points.

Compatible accessories

Match by model and connection.

Verify exact fit

Generator power cord or inlet connection

Use a correctly rated cord or professionally selected inlet connection for the intended load.

Match voltage, amperage, blade pattern, and wire rating to 14-50R. Home connections require approved transfer equipment and qualified installation.
View official accessory options
Verify exact fit

Parallel kit

This model’s published information references parallel operation. Use the manufacturer’s matching kit and pairing rules.

Confirm that the kit explicitly names TF1050iX or its exact generator family before connecting another unit.
View official accessory options
Verify exact fit

Maintenance kit and service parts

Model-matched filters, spark plugs, batteries, oil supplies, and service parts support scheduled maintenance.

Match the complete TF1050iX model or item number and follow the maintenance table in its manual.
View official accessory options
Verify exact fit

Storage cover or approved running shelter

A fitted storage cover protects a cooled, stored generator. A running shelter must be designed for generator operation.

Never run a fuel-burning generator indoors or inside a storage cover. Follow the manual’s clearance and ventilation requirements.
View official accessory options

Manuals & PDFs

Official product materials.

Owner’s or operator’s manualPDFOperating, safety, maintenance, and troubleshooting instructions for TF1050iX.Official product pageProduct pageCurrent manufacturer overview, notices, specifications, downloads, and support links.

Compatibility note: Links lead to manufacturer or official retailer resources. Confirm the full model or item number, connector type, voltage, amperage, and published compatibility list before buying. Installation involving a home panel, inlet, transfer switch, or fuel plumbing should be handled as required by local code.