Find the perfect generator for your home

Don't let a power outage leave your home vulnerable. Find the best home generator to keep your lights on, appliances running, and family safe during emergencies. Whether you need a portable generator for home backup, a whole-house standby generator, or a quiet inverter generator, we help you choose the right solution. Use our calculator to find the perfect wattage for your home, compare top-rated dual-fuel generators, and discover the pros and cons of propane vs. gasoline generators. Prepare your home today with a reliable emergency backup generator that fits your needs and budget.

Generator size calculator

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Types of generators

Learn about standby, portable, inverter, and solar generators to determine which type best suits your needs.


Understanding home generators

Power ratings

Understand wattage requirements for your home appliances and how to calculate the right generator size.


Fuel types

Compare gasoline, propane, natural gas, diesel, and solar options to find the most practical fuel source.


Installation

Discover important factors to consider when installing a generator, including location, permits, safety, and best practices to follow.


Buying guides

Best standby generators for home backup +

Standby generators are the gold standard for reliable whole-home backup during extended outages. These permanently installed units connect directly to your home’s electrical panel and activate automatically when power is lost. Homeowners typically choose between natural gas and propane models, with leading options from brands like Generac, Kohler, and Briggs & Stratton. They’re ideal for families with medical devices, remote workers, or those in regions with frequent grid instability.

When selecting a standby generator, key performance indicators (KPIs) include wattage output (typically 14,000W–28,000W), transfer switch compatibility, and sound levels. From an SEO standpoint, targeting terms like "best standby generators for home," "automatic backup generator," and "Generac 22kW installation" will help attract serious buyers ready for a major investment. Installing one may cost $5,000 to $12,000, but it provides seamless peace of mind.

Quietest generators for home use (low db models) +

For neighborhoods with strict noise ordinances or for users prioritizing quiet operation, low-decibel (dB) generators are a must. Inverter generators typically fall below 60dB, making them ideal for camping, RV use, or quiet residential backup. Top models like the Honda EU2200i operate at just 48–57dB, nearly as quiet as a normal conversation. Other models like the Firman H03655 offer quiet performance with dual-fuel versatility.

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How to choose the right size generator for your house +

Choosing the right generator size for your home depends on two main factors: total wattage of the appliances you want to run and your budget. A basic setup powering lights, a fridge, and a microwave may only require 3,000–5,000 watts. A mid-size setup covering HVAC, sump pumps, and other critical systems needs 8,000–14,000 watts. Full home backup will exceed 20,000 watts. Online generator calculators can help estimate wattage needs.

Optimize SEO with keywords like "generator sizing calculator," "how many watts do I need for my house," and "right size home generator." Include common questions like "What size generator do I need for a 2,000 sq ft home?" to target voice search. Key KPIs: total wattage, peak wattage capacity, and generator class. A well-optimized page for sizing guidance can boost affiliate link clicks by 2–3x.

Best portable generators for power outages +

Portable generators are ideal for short-term outages and budget-conscious homeowners. They’re versatile, mobile, and don’t require permanent installation. The Honda EU2200i, for example, is one of the top choices for quiet, reliable power in emergencies. Portable models typically range from 2,000–9,500 watts, providing enough energy for refrigerators, lights, small AC units, and more.

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Best dual-fuel generators (propane + gasoline) +

Dual-fuel generators are among the most versatile on the market. They can switch between gasoline and propane, offering longer runtimes and flexible fuel sourcing during emergencies. These models are popular for both backup and recreational use. Search terms like “best dual-fuel home generator” and “gas vs propane generator” are excellent SEO opportunities.

Look for units with electric start, wheel kits, and 4,500–12,000 watt ratings. KPIs include runtime on both fuels, switching ease, and warranty coverage. Dual-fuel models appeal to preppers, rural homeowners, and RV users. Adding affiliate links here can drive consistent passive income.

Frequently Asked Questions

Home generator costs vary widely based on type and capacity. Portable generators typically range from $500–$2,000, while standby generators can cost $2,000–$20,000+ including installation.
With proper maintenance, portable generators typically last 1,000–2,000 operating hours, while standby generators can last 10,000–30,000 hours (approximately 20–30 years of typical backup use).
While portable generators require minimal setup, standby generators should be professionally installed due to complex electrical, gas, and permit requirements.
Noise levels vary by model. Portable generators typically produce 65–95 decibels (similar to a lawn mower), while modern standby generators are quieter at 60–70 decibels (similar to normal conversation).

Maintenance Tips

Change oil after the first 25 hours of use for new generators, then every 50–60 hours of operation or at least annually.
Check air filters monthly during heavy use and clean or replace as needed to maintain proper airflow.
For gasoline generators, use fuel stabilizer and either run the tank dry before storage or keep it full to prevent condensation.
Run your generator for 20–30 minutes every month to ensure it starts properly and to prevent fuel system issues.

Emergency Preparedness

Store enough fuel for 3–7 days of generator operation. For gasoline, use approved containers and add stabilizer for longer shelf life.
Always operate generators outdoors, at least 20 feet from doors and windows. Install CO detectors in your home.
Maintain an emergency kit with flashlights, batteries, first aid supplies, and essential medications in addition to your generator.
Establish a family communication plan and meeting place in case of extended power outages or evacuations.
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