Best 15000 Watt Generator in 2025
Updated on August 2025
#1
Recommended
10% Off
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- Track generator performance remotely with Mobile Link Wi-Fi connectivity, receiving status and maintenance alerts.
- Features a 200 Amp NEMA 3R smart switch for outdoor use, ensuring comprehensive whole house protection during outages.
- Includes a 5-Year Limited Warranty for reliable long-term performance of the automatic transfer switch.
- Delivers clean and stable 22,000 watts with under 5% harmonic distortion, featuring low-maintenance, quiet engines for efficiency.
- Engineered and assembled in the USA with a purpose-built G-Force Engine for reliability and reduced maintenance.
- Recommended to be installed by a certified electrician for safety and compliance.
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- Track generator performance remotely with Mobile Link Wi-Fi connectivity, receiving status and maintenance alerts.
- Features a 200 Amp NEMA 3R smart switch for outdoor use, ensuring comprehensive whole house protection during outages.
- Includes a 5-Year Limited Warranty for reliable long-term performance of the automatic transfer switch.
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#2
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- 16,000 peak and 13,000 running watts for home, jobsite, and RV use.
- Dual fuel capability: operates on gasoline or propane.
- Inverter technology for clean power to protect electronics.
- Remote start feature adds convenience for operation.
- Low oil shutoff for automatic protection of the generator.
- Digital display for monitoring runtime and voltage output.
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- 16,000 peak and 13,000 running watts for home, jobsite, and RV use.
- Dual fuel capability: operates on gasoline or propane.
- Inverter technology for clean power to protect electronics.
- Remote start feature adds convenience for operation.
- Low oil shutoff for automatic protection of the generator.
- Digital display for monitoring runtime and voltage output.
#3
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- 15,000 watts of power for home operation during outages, featuring CO Alert for safety against harmful fumes.
- Dual fuel capability allows operation on gasoline or propane, offering cost-effectiveness and a long shelf life.
- Powered by a 670cc OHV DuroMax engine with all-copper windings for enhanced durability.
- Equipped with a push-button start and front-facing interface for quick fuel changes, plus multiple outlet options.
- Includes essential outlets: five 120V GFCI outlets, a 120V 30AMP outlet, a 120/240V 30AMP twist-lock outlet, and a 50AMP outlet for transfer switch readiness.
- Digital multimeter displays voltage, frequency, running hours, and upcoming maintenance needs.
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- 15,000 watts of power for home operation during outages, featuring CO Alert for safety against harmful fumes.
- Dual fuel capability allows operation on gasoline or propane, offering cost-effectiveness and a long shelf life.
- Powered by a 670cc OHV DuroMax engine with all-copper windings for enhanced durability.
- Equipped with a push-button start and front-facing interface for quick fuel changes, plus multiple outlet options.
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#4
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- Suitable as a backup power supply for large homes or for portable power needs
- Offers peak wattage of 14,500 (gasoline) and 13,500 (propane), with running wattage of 11,500 (gasoline) and 10,500 (propane)
- Can operate for up to 19 hours on a 9.5-gallon fuel tank; about 7 hours on a 20 lb. propane tank
- Equipped with a robust 550cc 4-Stroke OHV engine featuring a durable cast iron sleeve
- Tested for functionality in the factory, may have residual oil or fuel odor; complies with EPA standards; includes a 3-year limited service, labor, and parts warranty with nationwide customer service
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- Suitable as a backup power supply for large homes or for portable power needs
- Offers peak wattage of 14,500 (gasoline) and 13,500 (propane), with running wattage of 11,500 (gasoline) and 10,500 (propane)
- Can operate for up to 19 hours on a 9.5-gallon fuel tank; about 7 hours on a 20 lb. propane tank
- Equipped with a robust 550cc 4-Stroke OHV engine featuring a durable cast iron sleeve
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#5
32% Off
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- XP13000EH Dual Fuel generator delivers 13,000 watts of power for comprehensive home backup during outages.
- DuroMax leads the industry with a range of Dual Fuel portable generators suitable for various needs.
- Equipped with a reliable DuroMax engine designed for durability and performance.
- Features a push-button start, an easy-to-use fuel type selector, and multiple outlet options.
- Durable all-metal construction ensures long-lasting use without plastic components.
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- XP13000EH Dual Fuel generator delivers 13,000 watts of power for comprehensive home backup during outages.
- DuroMax leads the industry with a range of Dual Fuel portable generators suitable for various needs.
- Equipped with a reliable DuroMax engine designed for durability and performance.
- Features a push-button start, an easy-to-use fuel type selector, and multiple outlet options.
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#6
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- Easily switch fuel sources: gasoline, propane, or natural gas with a dial
- Dual voltage operation at 120V and 240V for emergency use
- Electric start for convenient ignition of the 500c 4-stroke OHV engine
- Large 8.2-gallon tank offers up to 12 hours of runtime at half load
- Includes multiple outlets and accessories for versatile connectivity and use
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- Easily switch fuel sources: gasoline, propane, or natural gas with a dial
- Dual voltage operation at 120V and 240V for emergency use
- Electric start for convenient ignition of the 500c 4-stroke OHV engine
- Large 8.2-gallon tank offers up to 12 hours of runtime at half load
- Includes multiple outlets and accessories for versatile connectivity and use
#7
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- 14500 running watts and 18000 peak watts on gasoline; 13000 running watts and 16000 peak watts on propane; 11600 running watts and 14400 peak watts on natural gas; remote start capability with included key fob; operates for up to 12 hours on a 10.57-gallon fuel tank with gauge
- Includes two GFCI 120V 5–20R outlets, one transfer switch ready 120V L14-30R outlet, and one RV ready 120/240V 14–50R outlet; all outlets feature rubber covers for safety
- Equipped with a heavy-duty 713cc V-Twin 4-stroke engine with a durable cast iron sleeve; includes automatic low oil and CO shutdown features, and a digital hour meter
- Plug-and-play setup with remote start key fob, 12V battery charger, oil, oil funnel, tool kit, and user manual included for easy initial use
- Functionally tested at the factory; EPA compliant; includes a 3-year limited service, labor, and parts coverage with nationwide customer service
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- 14500 running watts and 18000 peak watts on gasoline; 13000 running watts and 16000 peak watts on propane; 11600 running watts and 14400 peak watts on natural gas; remote start capability with included key fob; operates for up to 12 hours on a 10.57-gallon fuel tank with gauge
- Includes two GFCI 120V 5–20R outlets, one transfer switch ready 120V L14-30R outlet, and one RV ready 120/240V 14–50R outlet; all outlets feature rubber covers for safety
- Equipped with a heavy-duty 713cc V-Twin 4-stroke engine with a durable cast iron sleeve; includes automatic low oil and CO shutdown features, and a digital hour meter
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#8
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- 713cc engine suitable for emergency backup, EV charging, portable businesses, RVs, remote worksites, and outdoor events
- Dual fuel capability allows for gasoline or propane use, enabling easy fuel switching
- Produces less than 5% total harmonic distortion, ensuring safe power for sensitive electronics
- Electric start mechanism for quick and easy starting (12V, 18Ah battery required)
- Equipped with carbon monoxide monitoring, automatic voltage regulation, and overload protection for safe operation
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- 713cc engine suitable for emergency backup, EV charging, portable businesses, RVs, remote worksites, and outdoor events
- Dual fuel capability allows for gasoline or propane use, enabling easy fuel switching
- Produces less than 5% total harmonic distortion, ensuring safe power for sensitive electronics
- Electric start mechanism for quick and easy starting (12V, 18Ah battery required)
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#9
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- 13,000 watts of power for home backup, ensuring reliable operation during outages or in remote locations.
- Dual fuel capability allows operation on gasoline for high power or propane for extended run times and reduced emissions.
- Carbon monoxide detection system automatically shuts down the generator when unsafe levels are identified, enhancing user safety.
- Convenient push-button start and an intuitive control panel facilitate easy operation and fuel switching.
- Equipped with a 50-amp outlet for direct connection to a transfer switch, enabling whole-home power supply.
- Durable all-metal construction ensures the generator can endure severe weather and heavy usage over time.
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- 13,000 watts of power for home backup, ensuring reliable operation during outages or in remote locations.
- Dual fuel capability allows operation on gasoline for high power or propane for extended run times and reduced emissions.
- Carbon monoxide detection system automatically shuts down the generator when unsafe levels are identified, enhancing user safety.
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#10
23% Off
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- 9500 running watts and 12500 peak watts on gasoline; 8500 running watts and 11200 peak watts on propane; remote start available with included key fob; offers electric and recoil start options
- Equipped with two GFCI 120V 5–20R standard household receptacles, one transfer switch ready 120V L14-30R, and one RV ready 120/240V 14–50R; all outlets are protected with rubber covers
- Powered by a 457cc Westinghouse 4-Stroke OHV engine featuring a durable cast iron sleeve; includes automatic low oil shutdown and a digital hour meter; VFT display provides real-time updates on voltage, frequency, and operating hours
- Includes a remote start key fob, 12V battery charger, oil, oil funnel, tool kit, and user manual for easy setup; minimal assembly required
- Factory-tested for functionality; may contain residual oil or fuel odor; EPA compliant; comes with a 3-year limited service, labor, and parts coverage and access to nationwide customer service
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- 9500 running watts and 12500 peak watts on gasoline; 8500 running watts and 11200 peak watts on propane; remote start available with included key fob; offers electric and recoil start options
- Equipped with two GFCI 120V 5–20R standard household receptacles, one transfer switch ready 120V L14-30R, and one RV ready 120/240V 14–50R; all outlets are protected with rubber covers
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