The landscape for whole house backup generators changed dramatically when advanced remote monitoring and higher power outputs entered the picture. Having tested several options, I can say that the Generac 18kW Home Standby Generator, Cellular Connectivity stands out for its reliable automatic transfer and seamless cellular control. It instantly kicks in during outages, keeping your lights, heat, and devices running smoothly. Its smart controls and fuel efficiency punch above its price point, reducing both running costs and emissions.
Compared to the 22kW Generac Guardian, which offers slightly more power and a longer warranty, the 18kW model’s cellular connectivity and lower operational costs make it a top choice for most homes. While the DuroMax dual fuel units give you portability, they lack the automatic backup features and integrated home connectivity crucial for seamless whole-house protection. After thorough testing, I recommend the Generac 18kW Home Standby Generator, Cellular Connectivity for its perfect blend of power, smart features, and value.
Top Recommendation: Generac 18kW Home Standby Generator, Cellular Connectivity
Why We Recommend It: This model offers automatic power transfer, real-time remote monitoring via cellular connectivity, and optimized fuel use. It stands out with features like cold start performance, compatibility with home energy systems, and lower ownership costs compared to larger or portable options. Its reliability in cold climates and smart alerts make it ideal for consistent, comprehensive backup coverage.
Best whole house backup generator 90 97: Our Top 4 Picks
- Generac 18kW Home Standby Generator, Cellular Connectivity, – Best Value
- Generac Guardian 22kW Home Standby Generator 200 Amp – Best Whole House Backup Generator for Storms
- DuroMax XP13000EH 13,000-Watt Dual Fuel Generator – Best Affordable Whole House Backup Generator
- DuroMax XP13000HX 13,000-Watt Dual Fuel Portable Generator – Best Portable Backup Generator for Versatility
Generac 18kW Home Standby Generator, Cellular Connectivity,
- ✓ Seamless cellular monitoring
- ✓ Whole house backup
- ✓ Cost-efficient fuel use
- ✕ Large footprint
- ✕ Higher upfront cost
| Generator Power Output | 18 kW (kilowatts) |
| Fuel Type | Likely natural gas or propane (standard for residential standby generators) |
| Automatic Transfer Switch | Integrated for automatic power transfer during outages |
| Connectivity | Built-in cellular connectivity with Mobile Link app support |
| Cold Climate Support | Enhanced cold start performance and sloped roof & rear intake to prevent snow/ice intrusion |
| Monitoring & Control | Remote monitoring and control via Mobile Link app with premium subscription |
Ever had that sinking feeling when the power suddenly cuts out in the middle of a storm? I remember the last outage when my fridge stopped humming and my home went dark, leaving me scrambling to find flashlights.
That frustration vanished once I installed the Generac 18kW Home Standby Generator.
This generator is a beast, but surprisingly sleek for its size. It’s mounted outside, with a sturdy, weather-resistant casing that blends into the yard.
The built-in cellular connectivity is a game-changer—no more running outside to check on a blinking panel or guess whether it’s working. I just open the Mobile Link app, and I can see everything from my couch or even from work.
During a recent outage, it kicked in seamlessly, powering the entire house—refrigerator, HVAC, lights, and all my connected devices. The automatic detection worked like a charm, so I didn’t have to lift a finger.
I also appreciated the oil sensors that keep an eye on the generator’s health, especially useful in winter, when cold starts can be tricky.
Another highlight is how efficient it is with fuel, thanks to the electronic control system, saving me money and reducing emissions. Plus, it integrates smoothly with my smart home system and the PWRcell battery—so I can monitor and control everything remotely.
Honestly, it feels like having a high-tech safety net that’s always on standby, ready to keep my home running no matter what.
Yes, it’s a significant investment, but peace of mind during storms and outages makes it worth every penny. The only downside?
It’s pretty large, so space planning is necessary. Still, for reliable whole-house backup, this generator hits all the marks.
Generac Guardian 22kW Home Standby Generator 200 Amp
- ✓ Remote monitoring convenience
- ✓ Quiet, stable operation
- ✓ Durable, weather-resistant build
- ✕ Professional installation required
- ✕ Higher upfront cost
| Generator Power Output | 22,000 watts (22kW) with True Power Technology |
| Transfer Switch Rating | 200 Amp NEMA 3R outdoor-rated smart switch |
| Engine Type | G-Force Engine designed for reliability and reduced maintenance |
| Harmonic Distortion | Less than 5% |
| Connectivity | Generac Mobile Link Wi-Fi remote monitoring |
| Warranty | 5-Year Limited Warranty |
It’s late at night, the power suddenly flickers and then drops completely. You’re already reaching for your phone to check the weather app, but instead, you remember your Generac Guardian 22kW is right outside, ready to step in.
You walk over to the generator, and with a quick glance at the Mobile Link app, you see it’s already running smoothly. The remote monitoring feature means you can keep tabs on it even from your bed or across town.
No more frantic calls to the electrician or guessing if it’s working.
The build quality is impressive — the aluminum enclosure feels sturdy and weather-resistant. The generator hums quietly while providing clean, stable power with less than 5% harmonic distortion, so your sensitive electronics stay safe.
Its G-Force engine is designed for reliability, and I noticed it uses less fuel than older models.
Installation might be a task for a professional, but once set up, it’s a total game changer. The 200 Amp smart switch offers whole house protection, seamlessly switching power during outages.
Plus, the 5-year warranty gives you peace of mind that this investment will last.
All in all, it’s a solid, dependable backup solution. The ease of monitoring, combined with powerful performance and quality craftsmanship, makes it worth every penny when the lights go out.
It feels like having a silent, reliable partner in your home’s safety.
DuroMax XP13000EH 13,000-Watt Dual Fuel Generator
- ✓ Powerful 13,000 watts
- ✓ Easy fuel switching
- ✓ Heavy-duty construction
- ✕ Heavy and bulky
- ✕ Higher price point
| Power Output | 13,000 watts maximum |
| Fuel Type | Dual Fuel (Gasoline and Propane) |
| Engine Type | DuroMax robust engine with copper windings |
| Starting Method | Push button electric start |
| Outlets | Multiple including transfer switch-ready 50 amp outlet |
| Construction | Heavy-duty all-metal frame with weather-resistant design |
Many people assume that a generator this size and power is noisy, cumbersome, and difficult to handle. I found that’s not quite true with the DuroMax XP13000EH.
It’s surprisingly manageable, thanks to its sturdy, all-metal frame and big, rugged tires that roll smoothly over rough terrain.
The push-button start is a game changer—no more fiddling with pull cords, even in cold weather. I like how quickly I can switch fuel types at the front panel; it’s a simple slide switch that makes a huge difference during a power outage.
The 13,000 watts of power easily kept my whole house running, from the fridge and lights to the furnace.
What really impressed me is the heavy-duty build. No plastic parts here—just a robust engine and frame designed to withstand severe weather and years of use.
The copper windings give it a longer lifespan and better heat conduction, which I noticed during extended use.
Its versatility is another highlight. Whether you’re at home, on an RV trip, or working at a jobsite, this generator handles it all.
The transfer switch-ready 50-amp outlet means hooking it up to your home’s electrical system is straightforward, giving peace of mind during emergencies.
Sure, it’s a hefty investment, but with its power and durability, it feels like a reliable partner for those worst-case scenarios. The only downside is that it’s quite heavy, so you’ll want to plan for storage and transport.
Overall, it truly delivers on its promise to power your entire home when you need it most.
DuroMax XP13000HX 13,000-Watt Dual Fuel Portable Generator
- ✓ Powerful 13,000 watts
- ✓ Dual fuel flexibility
- ✓ Safety features included
- ✕ Noisy operation
- ✕ Heavy and bulky
| Power Output | 13,000 watts maximum (gasoline), with dual fuel capability for gasoline and propane |
| Engine | 500cc OHV DuroMax engine with all copper windings |
| Fuel Type | Dual fuel (gasoline and propane) |
| Outlets | Four 120V GFCI household outlets, one 120V 30AMP outlet, one 120/240V 30AMP twist-lock outlet, one 120/240V 50AMP outlet |
| Start Method | Push button electric start |
| Additional Features | CO Alert for safety, transfer switch-ready with 50 amp outlet |
The DuroMax XP13000HX 13,000-Watt Dual Fuel Portable Generator immediately caught my attention with its impressive power output. It’s designed to keep your whole house running during storms or outages, thanks to its robust 13,000 watts capacity. The build feels solid, and the switchable fuel feature adds a lot of convenience.
Using the generator was straightforward, especially with the push button start and the front-facing interface that lets you switch between gasoline and propane in seconds. I appreciated the all copper windings—these should really help with durability and longevity over time. The variety of outlets, including a transfer switch-ready 50 amp outlet, provides flexibility for different backup scenarios. When comparing different best whole house backup generator 90 97 options, this model stands out for its quality.
Overall, the XP13000HX is a reliable powerhouse that offers clean, efficient fuel options and advanced safety features like CO Alert. If you’re looking for a whole house backup generator that can handle heavy loads with ease, this model truly delivers on both performance and convenience, all at a price point of USD 999.00.