Runs whole house including 4-ton AC without flinching
High-output tri-fuel backup power for larger loads, with remote starting, CO sensing and low-distortion electricity.
Match the available fuel to your backup needs.
Fuel-specific ratings help you size connected loads.
Operating display and fuel gauge help manage use.
Figures for this model. If you need a detail that isn’t listed, ask us and we’ll check before you order.
Ask about this model| Brand | Westinghouse |
|---|---|
| Model | WGen11500TFc |
| Fuel options | Gasoline / Propane / Natural gas |
| Starting method | Remote and electric |
| Engine displacement | 550 cc |
| Gasoline peak watts | 14,500 W |
| Gasoline running watts | 11,500 W |
| Propane peak watts | 13,500 W |
| Propane running watts | 10,500 W |
| Natural gas peak watts | 12,000 W |
| Natural gas running watts | 9,500 W |
| Fuel tank | 9.5 gallons |
| Gasoline runtime | Up to 19 hours; varies with load |
| Propane runtime | Up to 7 hours on a 20 lb tank; varies with load |
| Weight | 230 lb |
| Voltage | 120/240V |
| Protection | CO sensor and low-oil shutdown |
These come with the machine.
Independent ratings from the source listing, separate from Groundmark customer reviews.
Amazon may combine ratings for multiple product variations. These are listing-level ratings, not reviews of purchases made at Groundmark.
Snapshot from 2026-10-05; ratings can change.
Read reviews on Amazon ↗Reviews from Westinghouse WGen11500TFc owners.
Can’t find what you need? Send us a message and we’ll get back to you.
Contact usGasoline / Propane / Natural gas. Use only the fuels specified in the owner’s manual.
Peak watts cover brief starting surges. Running watts are the continuous rating; match appliance loads to the rating for your selected fuel.
Use compatible transfer equipment installed by a qualified electrician. Never connect a generator directly to a wall outlet.
Outdoors, at least 20 feet from doors, windows and vents, with exhaust directed away from buildings. A CO sensor does not make indoor operation safe.
Delivery is free to residential addresses. Orders ship from our Dallas, TX warehouse, and larger items arrive by freight with a liftgate drop at your curb or driveway. You get a tracking number by email as soon as the carrier picks up your order.