The 16 Best Whole House Generator of 2023

Powers 16-circuits of your home with the 100-amp, NEMA 3R (indoor or outdoor rated) transfer switch with aluminum enclosure

True Power Technology delivers best-in-class power quality with less than 5 percent total harmonic distortion for clean, smooth operation of sensitive electronics and appliances

Generac's G-Force Engine is a purpose-built, pressure-lubricated engine capable of handling the rigors of generator use, resulting in power that’s more reliable and requires less routine maintenance than any competitive engine.

Mobile Link Wi-Fi allows users to monitor the status of the generator from anywhere in the world using a smartphone, tablet, or PC

5 year limited warranty

【Power Pretty Much Anything】 - 2400W output to power up to 15 devices at once. Power 3400W appliances with X-Boost on. That means during a power outage or blackout, you can continue to power your fridge, microwave, dryer, and more. Ideal power generator for backup power.

【Cost-Saving Solar Powered Generator 】-Stay powered on no matter what. DELTA Max can connect with EcoFlow solar panels to deliver fast solar charging speeds. Compared to gas generator, the cost of gas, noisy operation, maintenance make DELTA Max a good long-term investment.

【Multiple Charging Methods】 -More than a solar generator. Charge with AC, solar, car or the EcoFlow Smart Generator. Charge up from 0-80% in 65 minutes via wall outlets. Or get up to 3400W speeds by combining solar charging and the EcoFlow Smart Generator.

【Expandable Emergency Power】 - Expandable 2016Wh capacity battery power station. Link two extra batteries to get a massive 6048Wh, keeping your home powered on in any emergency.

【What’s In The Box?】- 1. DELTA Max(2000) power station, 2. DC 5521 to DC 5525 cable, 3. solar, AC and car charging cables, 4. Manual. You’ll also get 3 years guarantee and friendly customer support.

Totally Automatic – The ATS50 Emergency Essentials Automatic Transfer Switch has 8 available circuits and provides seamless power to your home during an outage

Quietest-in-Class – Thanks to advanced sound dampening and a specially designed low-tone muffler, this generator operates at a residential-friendly 59.5 dBA noise level

Reliable – 24-volt starting system operates in sub-zero or extreme heat (between -22° F and 104° F) with no warming kit necessary, plus the generator performs weekly self-diagnostic tests

Powerful – The 8.5-kilowatt generator provides 8500 watts of continuous power on propane and 7500 watts on natural gas, with no refueling, no manual operation and no extension cords needed

Champion Support – Includes 10-year limited warranty with FREE lifetime technical support from dedicated experts

Up to whole house protection with the 200 Amp, NEMA 3R (aluminum outdoor enclosure) smart switch

Smart, User-friendly controls; Generac evolution controller features a multilingual LCD display that allows you to Monitor Battery status and track maintenance intervals to ensure your generator is always in top operating condition

240 volts supply

Receive real time status updates

⚡[RECHARGE FROM 0-80% WITHIN 1 HOUR]: The patented EcoFlow X-Stream technology enables you to charge the RIVER Pro from 0%-80% within one hour and offers a full charge in just 1.6 hours.

⚡[POWER A WIDE RANGE OF APPLIANCES]: With a built-in 600W inverter, the RIVER Pro can power some devices up to 1800W with the X-Boost mode on, which lets you power about 80% of essential devices like kitchen appliances and DIY tools. Please conduct full test on a case-by-case basis to see if the X-Boost feature can work with your appliances. Use devices below 1200W for the best product use.

⚡[3 x AC OUTLETS AND 720Wh CAPACITY]: The RIVER Pro can power up to 10 devices simultaneously with multiple outlet options, including 3 pure sine wave AC outlets. Note that the total rated wattage of the AC outlets should be under 600W (surge 1200W). It offers up to 720Wh power and it weighs just 16.8lbs, which makes it a portable power station for adventure on the go.

⚡[DOUBLE CAPACITY FROM 720Wh to 1440Wh]: Add a RIVER Pro Extra Battery to double the capacity from 720Wh to 1440Wh. This is ideal for situations like traveling, camping, or group outdoor activities where you need more power for more devices. RIVER Pro Extra Battery is sold separately.

⚡[24-MONTH PRODUCT GUARANTEE]: The RIVER Pro portable power station comes with a 24-month product guarantee, and EcoFlow offers a 24x7 specialist customer service. In the box: 1x RIVER Pro, 1x AC Charging Cable, 1x Car Charging Cable, 1x Solar Charging Cable, 1x DC5521-DC5525 Cable, 1x RIVER Pro User Manual, 1x RIVER Pro GUARANTEE Card.

⚡[3 x AC OUTLETS AND 720Wh CAPACITY]: The RIVER Pro as a generator can power up to 10 devices simultaneously with multiple outlet options, including 3 pure sine wave AC outlets. Note that the total rated wattage of the AC outlets should be under 600W (surge 1200W). It offers up to 720Wh power and it weighs just 16.8lbs, which makes it a portable power station for adventure on the go.

⚡[RECHARGE FROM 0-80% WITHIN 1 HOUR]: The patented EcoFlow X-Stream technology enables you to charge the RIVER Pro from 0-80% within one hour and offers a full charge in just 1.6 hours. Use the EcoFlow 160W Solar Panel to charge RIVER Pro in 7.5-15 hours at a charging rate of 10-25V/12A max, 200W max input.

⚡[POWER A WIDE RANGE OF APPLIANCES]: With a built-in 600W inverter, the RIVER Pro can power some devices up to 1800W with the X-Boost mode on, which lets you power about 80% of essential devices like kitchen appliances and DIY tools. Please conduct full test on a case-by-case basis to see if the X-Boost feature can work with your appliances. Use devices below 1200W for the best product use.

⚡[INTELLIGENT SOLAR CHARGING]: The EcoFlow 160W Solar Panel has a high conversion efficiency of 21-22%. Combine the 160W Solar Panel with an EcoFlow Power station to enjoy improved solar charging in cold and cloudy environments.

⚡[DURABLE, DUST & WATER RESISTANT]: The EcoFlow 160W Solar Panel has IP67 rated dust and water resistance, which is thanks to a seamless, one-piece design, making it ideal for outdoor activities like camping and hiking. An ETFE film provides extra protection against ultraviolet light, prolonging the lifespan of the product.

【Multiple Charging Outputs Provide More Options】DELTA features 6* AC outlet (100V-120V 1800W 3300W Peak), 2*USB-C port, 2* USB-A ports, 2*USB-A fast charge and 1* standard DC 13.6V port , power your smartphone, laptop, camera, drones, in-car appliances, CPAP machine, refrigerator, blender and more at anytime without worry.

【Triple Rechargeable Modes Efficient Solar Generator】EcoFlow power station is equipped with a lithium battery pack, it can be charged by the 10-65V solar panel (not included), AC wall adapter and car charger efficiently. We do not recommend using third-party solar panels.(If you must use it and need a DIY wiring, kindly please refer to the product description for the correct method)

【Recharge From 0% TO 80% Within 1 Hour】EFDELTA can be recharged from 0% to 80% in 1 hour and to 100% in 2 hours. X-STREAM TECHNOLOGY: ECOFLOW patented X-Stream Technology empowers EFDELTA recharged at 10 times the speed of most portable power stations in the market with just a standard AC cable. (NO HEAVY, BULKY ADAPTOR or BRICK).

【High Performance and Handy Power Source】DELTA is a portable power station with 1260Wh,which to meet different kinds of electricity demands outdoor usage for home, travel, camping, backseat on long road trips.

【Product Guarantee & What You Can Get】 EcoFlow provides our dear customers with Guarantee of 24 months from the date of purchase and friendly customer service. WHAT YOU GET: 1 EFDELTA 1260Wh portable power station, 3 types of charging cable (1*AC plug, 1*Car Charge Cable, 1*Solar to XT60 Solar Panel Cable), 1*EFDELTA Bag , 1*User Guide.

Save up to 8,000 dollars in product and installation costs (when compared to competitive output products)

Takes up 70% less space (when compared to competitive output products)

PWRview, Generac's home energy management system, allows generator owners to monitor and manage home energy usage, leading to a reduction in electric utility bills of up to 20%

Using PWRview you could save enough to pay for your generator

Expandable Capacity from 1-3kWh. With the standalone portable power station sporting 1kWh, you can add on extra batteries to reach up to 3kWh. Ideal for camping, RVs or off-grid living.

7x Faster Charging. A solar generator that charges fast. Go from 0-80% in 50 minutes. That's ideal when you need home backup power and a quick charge using your wall outlet.

Power Almost Anything. Portable batteries have come a long way. Power all your appliances with 1800W output, that's on par with outdoor generators without the fumes or noise. With 15 outlets and its huge output, you can power 90% of your appliances.

Clean, Green Charging. With up to 500W of solar panel input, DELTA 2 is a solar generator that can be charged while camping, on an RV trip or off-grid.

Built to Last 6x Longer. Its LFP(LiFePO4) battery chemistry makes for a portable power station with a 3000+ cycle life. Enough for years on end of use. With a sophisticated BMS, you can go easy knowing its auto-regulating to keep you safe.

What's in the Box. EcoFlow DELTA 2 portable power station, AC charging cable, Car charging cable, DC5521 to DC5525 cable, User manual, and an exclusive 5-year warranty.

True power technology delivers best-in class power quality (less than 5% thd) for Smooth operation of sensitive electronics and appliances

Includes a 200 amp NEMA 3 (indoor/ outdoor rated) whole house Smart transfer switch

Generac evolution controller features LED indicators for generator status, utility power presence or maintenance required

Tough, durable all-weather aluminum enclosure offers 3 removable sides for easy access for installation, service and maintenance

Battery not included. Generac Battery 7043 5819 Sold Separately.