Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator, Remote Electric Start, Transfer Switch Ready, Gas and Propane…
Best for
Best overall
Amazon rating
Amazon aggregate, one input among many in the Verdict Score
Current price
$799.20
Updated Jun 27, 2026 · 1 min read
The consensus
What reviewers found
Synthesized across the trust-weighted source mix below.
Across the verified-purchase reviews we were able to read, the Westinghouse 12500-watt dual-fuel generator carries the deepest and most consistent positive signal in this group, a 4.7-star average over more than 10,800 reviews, which is the largest sample by far among the candidates. That volume, while no substitute for independent lab testing, is the closest thing to a consensus signal available for this subcategory, and it points to broad real-world satisfaction with the unit's output, dual-fuel flexibility, and remote electric start. Verified-purchase reviewers consistently buy this model for whole-home backup, citing the transfer-switch readiness and the ability to run on either gasoline or propane as the main draws.
What reviewers liked
- Highest verified-purchase rating volume in the pool (4.7 stars across 10,819 reviews)
- Dual-fuel flexibility (gasoline or propane) valued by home-backup buyers
- Transfer-switch ready with remote electric start
Where it falls short
- Large open-frame gas unit is heavy, loud, and outdoor-only
- No independent lab or expert testing was available in the supplied data to verify runtime or noise claims
- Conventional (non-inverter) power may be less ideal for sensitive electronics than inverter models
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Across the verified-purchase reviews we were able to read, the Westinghouse 12500-watt dual-fuel generator carries the deepest and most consistent positive signal in this group, a 4.7-star average over more than 10,800 reviews, which is the largest sample by far among the candidates. That volume, while no substitute for independent lab testing, is the closest thing to a consensus signal available for this subcategory, and it points to broad real-world satisfaction with the unit's output, dual-fuel flexibility, and remote electric start.
Verified-purchase reviewers consistently buy this model for whole-home backup, citing the transfer-switch readiness and the ability to run on either gasoline or propane as the main draws. We want to be transparent that no expert publications, independent test labs, or specialist-community threads were included in the supplied data for this product, so we cannot corroborate runtime, noise, or surge-handling claims against measured results. The verdict here rests on retailer rating strength alone.
Buyers should weigh the usual trade-offs of a large open-frame gas generator: weight, noise, and exhaust make it an outdoor-only, home-backup tool rather than a campsite or indoor option. For shoppers who want maximum proven popularity and fuel flexibility, the verified-purchase consensus is hard to argue with.
- 9500 Running Watts and 12500 Peak Watts (Gasoline); 8500 Running Watts, 11200 Peak Watts (Propane); Remote Start with Included Key Fob, Electric and Recoil Start; Up to 12 Hours of Run Time on a 6. 6 Gallon Fuel Tank with Fuel Gauge
- Features Two GFCI 120V 5–20R 20A Standard Household Receptacle, One Transfer Switch Ready 120V L14-30R 30A, and One RV Ready 120/240V 14–50R 50A; All Outlets Have Rubber Covers for Added Safety
- Powered by a Heavy Duty 457cc Westinghouse 4-Stroke OHV Engine Featuring a Long-Lasting Cast Iron Sleeve with Automatic Low Oil Shutdown and Digital Hour Meter. VFT display gives you real time updates with the voltage output, frequency, and lifetime hours
- Plug-and-Play
- Comes with a Remote Start Key Fob, 12V Battery Charger, Oil, an Oil Funnel, a Tool Kit, and a User’s Manual to Get You Started Right Out of the Box (Minimal Assembly Required)
- All Westinghouse Portable Generators are Functionally Tested in the Factory and May Contain Minimum Residual Oil and/or Fuel Odor; EPA Compliant; Backed By 3-Year Limited Service, Labor, and Parts Coverage and Nationwide Customer Service Network
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