Best Propane Generators for Home Backup and Outdoor Power
Looking for a reliable propane-powered generator that can back up your home or keep an RV running during outages? This guide highlights top dual- or tri-fuel generators that excel with propane and other fuels. The best picks offer strong run times, robust safety features, and easyStarting options. Ideal buyers include homeowners seeking whole-house backup, campers needing quiet, portable power, and emergency preppers who value fuel flexibility. Below, compare five models and see which matches your power needs and fuel preferences.
Summary of selected products
- Westinghouse 14500 Peak Watt Tri-Fuel —best for large homes needing long run times on gas, propane, or natural gas
- DuroStar DS13000MX 13,000-Watt Dual Fuel —best for reliable, high-output home backup with CO safety
- PowerSmart 3800 Watt Dual Fuel Inverter —best for quiet, portable use with sensitive electronics
- Westinghouse 13500 Peak Watt Dual Fuel —best for transfer-switch readiness in mid-size homes
- DuroMax XP13000HXT Tri Fuel —best for flexible fuel options and whole-home power on the go
Westinghouse 14500 Tri-Fuel Backup Generator
Best for: Larger homes that need substantial peak power in gas, propane, or natural gas. This unit delivers up to 14,500 peak watts on gasoline, with 11,500 running watts, and 13,500 peak / 10,500 running on propane, plus 12,000 peak / 9,500 running on natural gas. It uses a heavy-duty 550cc Westinghouse engine and can run up to 19 hours on a 9.5-gallon tank.
Why selected: High maximum power across fuels provides versatility for variable fuel availability. Ideal for whole-house backup when utility reliability is a concern. The long runtime on gasoline and substantial propane capacity help maintain essential circuits during extended outages.
Caution: Heaviest among the list; installation and transfer-switch compatibility should be planned with a professional. Fuel gauge and long runtime require adequate storage and ventilation for safe operation.
DuroStar DS13000MX 13,000-Watt Dual Fuel
Best for: Home power backup with clear safety features and fuel flexibility. This model offers dual fuel capability (gasoline or propane) and a CO alert for enhanced safety during operation.
Why selected: High-power output with dual fuel options provides reliability during outages while allowing fuel choice based on availability and cost. CO alert adds a protective measure for indoor or semi-enclosed spaces used during emergencies.
Caution: Heavier and louder than inverter units; consider noise levels and space for placement in your yard or job site. Transfer-switch compatibility should be verified before installation.
PowerSmart 3800 Watt Dual Fuel Inverter
Best for: Quiet, portable use at home, camping, or tailgating. This inverter generator delivers dual-fuel versatility with a compact footprint and a CO sensor for safety.
Why selected: Inverter technology provides cleaner power suitable for sensitive electronics, while the dual-fuel capability increases flexibility during fuel shortages or outdoor events. Its low-noise operation makes it a good neighbor in residential areas.
Caution: Lower overall wattage compared with large home backup units; ensure your essential appliances fit within its running capabilities during outages.
Westinghouse 4650 Peak Watt Dual Fuel
Best for: RV-ready power and moderate home standby needs with dual fuel capability. This unit includes a 4-gallon tank and multiple outlets for versatile use.
Why selected: A compact dual-fuel option suitable for RVs and small-to-mid-size homes needing portable backup with several receptacles. OUTlets include RV and household options with safety covers.
Caution: Not designed for whole-house emergencies; consider pairing with a larger unit if you need to power multiple high-draw appliances simultaneously.
WEN 14,500-Watt Tri-Fuel Generator
Best for: Transfers switch-ready power with multiple fuel options for larger homes or job sites requiring 120V/240V operation.
Why selected: The tri-fuel design allows gasoline, propane, or natural gas use, with a transfer-switch-ready setup and a CO watchdog for safety. It’s a strong all-around option for home backup and remote power needs.
Caution: Heavier and more complex than portable inverter units; ensure proper installation and ventilation, particularly when using natural gas outdoors.
DuroMax XP13000HXT Tri Fuel
Best for: Home backup with maximum fuel flexibility and CO safety features for broad outage scenarios.
Why selected: Tri-fuel capability (gasoline, propane, natural gas) provides emergency fuel options and high output for essential circuits. A robust 500cc engine underpins steady performance.
Caution: Tri-fuel units require careful setup to manage fuel lines and venting; check local codes for fuel storage and transfer equipment compatibility.
Buying Guide
Fuel type and power needs: Decide between gasoline, propane, natural gas, or a mix. Tri-fuel units maximize flexibility during shortages but can be heavier and louder.
Power requirements: List essential appliances and their wattages. Choose a generator with a higher peak/watt ratio to cover surge loads, especially for ACs and pumps.
Transfer-switch readiness: If you plan to power a whole-house circuit, pick a generator with transfer-switch compatibility and appropriate outlets (120V/240V, RV, or 30A/50A).
Safety features: Look for CO sensors, automatic shutdown on low oil, rubber outlet covers, and enclosed mufflers for safer operation in yards or garages.
Portability and noise: Inverter-based models are quieter and safer for sensitive electronics but may offer lower peak watts. Consider wheeled kits or wheel kits for easier movement.
Fuel storage and availability: Propane is store-friendly and clean; natural gas eliminates refueling stops but requires a dedicated gas line. Plan for fuel storage if you’ll run for long outages.
Maintenance and durability: Heavy-duty cast-iron sleeves, OHV engines, and fuel gauges help long-term reliability. Regular oil checks and air filter changes are essential.
FAQ
- What is a tri-fuel generator? A generator that can run on gasoline, propane, or natural gas, offering flexibility when fuel supplies change.
- Which size generator do I need for essential circuits? Start by listing your essential loads (refrigerator, lights, furnace, sump pump) and sum their wattage; select a unit with a peak wattage comfortably above that total.
- Are propane generators safe to run indoors? No. All generators produce carbon monoxide. Use them outdoors with proper ventilation and away from doors and windows.
- Do I need a transfer switch? For whole-house backup, a transfer switch simplifies safe connection to home circuits. A licensed professional can assess compatibility and permits.
- Is inverter power better for electronics? Yes. Inverter generators provide cleaner, more stable power suitable for sensitive devices.
- How long will a propane tank last? Run time depends on output and tank size. Propane generally provides longer run times at moderate loads but check each model’s specifications for precise figures.