A Generac home generator can cost anywhere from $5,000 to $20,000 or more. This total includes the generator unit itself, plus all installation work. Many things change this price. We will look at these costs closely. This guide helps you see the true expense of a Generac backup power system for your home. It shows what affects the final bill.
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Grasping the Total Generac Generator Price
Buying a Generac generator is more than just getting the unit. It is a big home project. The total cost includes a few main parts. These parts are the generator’s price, how much it costs to install, and any extra things you might need. We will break down each part. This helps you plan your budget well.
What Makes Up the Cost?
Many things affect the final price. Here are the big ones:
- Generator Size: Bigger generators cost more.
- Fuel Type: Natural gas or propane changes costs.
- Installation Difficulty: Some homes are harder to work on.
- Local Rules: Permits and inspections add costs.
- Extra Features: Automatic transfer switches add to the price.
Let’s look at each part in more detail.
Generac Whole House Generator Prices: The Unit Itself
The first major cost is the generator unit. Generac makes many sizes and models. Each has a different price. The bigger the generator, the higher the cost.
Generac Guardian Series Cost: A Popular Choice
The Generac Guardian series is very popular. Most people pick these for home backup. They come in many sizes. This means they fit many home needs.
Here are common Guardian series models and their general unit prices:
| Model (kW) | Average Unit Price Range | Good For |
|---|---|---|
| 10kW | $3,000 – $4,500 | Small homes, vital circuits |
| 14kW | $4,000 – $6,000 | Medium homes, most appliances |
| 17kW | $5,000 – $7,000 | Larger homes, central AC |
| 20kW | $5,500 – $8,000 | Larger homes, all key appliances |
| 22kW | $6,000 – $9,000 | Very large homes, full backup |
| 24kW | $7,000 – $10,000+ | Estate-sized homes, heavy use |
Please know these are just the unit prices. They do not include installation or other costs. They give you a good idea of the average Generac generator price for the unit alone.
Focus on the 22kW Generac Generator Price
Many homeowners pick a 22kW Generac generator. This size often offers a good balance. It can power most of a large home. It handles common appliances. It can also run a central air conditioner.
The unit price for a 22kW Generac generator usually falls between $6,000 and $9,000. This makes it a top choice for many families. It offers great peace of mind during power outages.
Standby Generator Installation Cost: The Bulk of the Project
The installation cost is often as much as the generator itself. Sometimes, it costs even more. This part includes labor, materials, and hookups. It covers all the work to make your generator ready to run.
Key Parts of Installation Cost
- Electrical Work: An electrician must connect the generator. They link it to your home’s electrical panel. This needs a transfer switch. The switch moves power from the utility to the generator. It costs from $1,000 to $4,000.
- Gas Line Work: The generator needs fuel. If you use natural gas, a plumber must run a gas line. If you use propane, a tank needs to be set up. This work can cost $500 to $3,000. It depends on how far the lines must run.
- Site Preparation: The generator needs a flat, strong base. This might be a concrete pad. Digging and pouring concrete can cost $300 to $1,000.
- Permits and Inspections: Your city or county needs to approve the work. You need permits. Inspections make sure the work is safe. These can add $100 to $500.
- Labor: The people doing the work charge for their time. This is a big part of the cost. Labor rates vary by area.
So, the total standby generator installation cost can range from $2,500 to $8,000. Some complex installs can be even higher.
Table: General Installation Cost Breakdown
| Installation Component | Average Cost Range |
|---|---|
| Electrical Hookup | $1,000 – $4,000 |
| Gas Line Connection | $500 – $3,000 |
| Concrete Pad/Base | $300 – $1,000 |
| Permits & Inspections | $100 – $500 |
| Labor (Overall) | Included in above |
| Total Installation | $2,500 – $8,000+ |
Remember, these are averages. Your home’s specific needs will change the final price.
Generac Generator Sizing Cost: Why Size Matters
Choosing the right generator size is very important. It affects the unit’s price. It also affects fuel costs later. A generator that is too small will not power all your things. One that is too big costs more to buy and run.
How to Pick the Right Size
You need to know how much power your home uses. An electrician can help you figure this out. They will look at your appliances. They will see which ones you want to power during an outage.
- Whole-house backup: This means powering everything. It needs a larger generator. This can be 20kW to 24kW or more. This leads to higher Generac generator sizing cost.
- Essential circuit backup: This means powering only key things. Think lights, fridge, furnace. This needs a smaller generator. This saves you money on the unit.
You add up the watts for all appliances you want to run. This helps pick the right kilowatt (kW) size. For example, a refrigerator might use 800 watts. A central AC unit might use 5,000 watts. Add them up. This gives you your total power need.
The Generac generator sizing cost is not a direct fee. It is about how your power needs drive the unit price. A bigger need means a bigger, more expensive unit.
Propane vs Natural Gas Generator Cost: Fueling Your Backup
Generac home generators run on either natural gas or liquid propane (LP). Each fuel type has its own costs and benefits.
Natural Gas Generators
- Pros: Natural gas is often cheaper per use. It comes directly from a utility line. You never run out of fuel during an outage. You do not need a big tank on your property.
- Cons: You need a natural gas line to your home. If you do not have one, adding it can be very costly. Your natural gas supply can be cut off during a big disaster. This is rare but possible.
Propane Generators
- Pros: Propane is stored in a tank on your property. This means you have fuel even if utility lines go down. It is good for homes without natural gas access.
- Cons: You need a large propane tank. This tank takes up space. You must refill it. Propane can be more expensive than natural gas, especially in large amounts. Installing the tank and gas lines adds to the cost.
Cost Comparison: Propane vs Natural Gas Generator Cost
- Upfront Cost:
- Natural Gas: May need a new gas line from the street. This can be very expensive ($1,000 to $5,000 or more). If you already have a big enough line, it is cheaper.
- Propane: Requires buying or leasing a propane tank. Tank prices range from $500 to $3,000. Installation of the tank and lines costs $500 to $2,000.
- Running Cost:
- Natural Gas: Generally cheaper per hour of use.
- Propane: Generally more expensive per hour of use. Price can change a lot.
Choosing the right fuel type affects both upfront home backup generator expense and long-term costs. Think about what is available at your home. Think about local fuel prices.
Beyond Purchase: Ongoing Cost of Generac Maintenance
A Generac generator is like a car. It needs regular check-ups. This keeps it running well. It also keeps your warranty valid.
What Maintenance Involves
- Annual Service: A technician checks the oil, filters, and spark plugs. They test the system. This costs $150 to $500 each year.
- Oil Changes: Like a car, the generator needs oil changes.
- Filter Changes: Air filters and fuel filters need to be clean.
- Battery Check: The battery starts the generator. It must be in good shape.
Some Generac units come with a mobile link. This lets you check its status from your phone. This can help with timely maintenance.
The cost of Generac maintenance is a small but important part of total ownership. Do not skip it. It prevents bigger, more costly repairs later.
Table: Estimated Annual Maintenance Costs
| Maintenance Item | Average Annual Cost |
|---|---|
| Standard Service Kit | $50 – $100 |
| Professional Service | $150 – $500 |
| Total Annual | $200 – $600 |
These costs are for parts and labor for a yearly service. You might need more frequent checks if you live in a harsh climate.
Home Backup Generator Expense: A Total Look
Let’s put all the costs together. This gives you a full picture of the home backup generator expense.
| Cost Component | Average Range ($) | Notes |
|---|---|---|
| Generator Unit (14-22kW) | $4,000 – $9,000 | Generac Guardian series is common. |
| Installation | $2,500 – $8,000 | Includes electrical, gas, site prep, labor. |
| Fuel Line/Tank Prep | $500 – $5,000+ | Varies widely by existing setup. |
| Permits & Inspections | $100 – $500 | Required by local rules. |
| Total Initial Investment | $7,100 – $22,500+ | This is the upfront cost to get it running. |
| Annual Maintenance | $200 – $600 | Keep your generator in top shape. |
| Fuel Costs (during use) | Varies greatly | Depends on outage length, fuel type. |
This table shows why the initial range for a Generac generator can be so wide. It truly depends on your specific home and needs.
Generac Generator Financing: Paying for Your Power
Many people do not have $10,000 or more saved up. Generac and certified dealers offer Generac generator financing options. This helps make the cost more manageable.
Common Financing Options
- Dealer Financing: Many authorized Generac dealers offer payment plans. These can be short-term, no-interest deals. Or they can be longer-term loans with interest. Ask your local dealer about their plans.
- Home Equity Loan/Line of Credit: If you own your home, you can use your home’s value. This often has lower interest rates.
- Personal Loan: Banks and credit unions offer personal loans. These might have higher interest rates.
- Credit Card: This is an option for smaller costs. But credit card interest rates can be very high. Be careful with this.
Financing lets you get the generator now. You can pay for it over time. This makes backup power possible for more families. Always check the interest rates and terms. Make sure you can afford the monthly payments.
Is a Generac Generator Worth the Home Backup Generator Expense?
After seeing all the costs, you might ask: Is it worth it? For many homeowners, the answer is yes.
- Peace of Mind: No more worrying about spoiled food. No more dark, cold nights. Your home stays comfortable and safe.
- Home Value: A whole-house generator can add value to your home. It makes your home more attractive to buyers.
- Safety: Power outages can be dangerous. Generators keep lights on. They power medical equipment if needed.
- Convenience: Life goes on almost normally. Your internet stays on. Your fridge stays cold.
The cost can be high. But the benefits during an outage are often priceless. Think about how often you lose power. Think about how long outages last in your area. This helps you decide if a Generac generator is a smart investment for you.
Tips for Reducing Your Generac Generator Cost
Even with all these costs, you can still save money. Here are some tips:
- Get Multiple Quotes: Talk to 2-3 certified Generac dealers. Get detailed bids. This helps you compare prices for the same work.
- Size Correctly: Do not buy a bigger generator than you need. Use a power calculator or an electrician to size it right. This saves money on the unit and on fuel.
- Check for Promotions: Generac and dealers sometimes offer special deals. Look for rebates or discounts.
- Consider Propane Tank Lease: Buying a propane tank is costly. Leasing one can save you upfront money.
- DIY Site Prep (If Capable): If you are handy, you might pour your own concrete pad. Check local rules first. Make sure it is done right.
- Bundle Services: Some electricians or plumbers might offer a better price if you use them for both electrical and gas work.
- Review Warranty: Generac generators come with good warranties. A standard warranty is 5 years. Longer options might be available. This protects you from repair costs for a while.
These tips help you manage the total home backup generator expense. They help you get the best value for your money.
Final Thoughts
A Generac home generator is a significant investment. It can range from $7,000 to over $20,000 installed. This depends on many factors. These factors include the generator size, installation difficulty, and fuel type. Remember the ongoing cost of Generac maintenance too.
However, the comfort, safety, and peace of mind it offers are huge. It protects your home and family when the power goes out. By doing your research and planning well, you can make a smart choice. You can find the right Generac generator for your needs and budget.
Frequently Asked Questions (FAQ)
h4. How long does a Generac generator last?
A Generac generator can last 20 to 30 years or more. This depends on how often it runs. It also depends on how well you care for it. Regular maintenance is key for a long lifespan.
h4. Can I install a Generac generator myself?
No, you should not install a Generac generator yourself. It needs complex electrical and gas line work. This work must follow local codes. It also needs special permits. Always use certified electricians and plumbers. This ensures safety and keeps your warranty valid.
h4. What size Generac generator do I need for a 2,000 sq ft house?
For a 2,000 sq ft house, you often need a 14kW to 20kW Generac generator. This depends on your appliances. Do you want to run central air conditioning? Then you might need 17kW or 20kW. If you only want to power essential items, a 14kW might work.
h4. Does a Generac generator increase home value?
Yes, a Generac whole-house generator can increase your home’s value. It is seen as a valuable upgrade. It adds a safety feature. It makes your home more appealing to buyers.
h4. What is the average Generac generator price?
The average Generac generator unit price is between $4,000 and $9,000. This is for popular home models. The total installed price, however, averages $7,000 to $20,000. This includes the unit and all installation costs.
h4. Is natural gas or propane cheaper to run a generator?
Natural gas is generally cheaper to run a generator. It costs less per therm than propane per gallon. But, the upfront cost for gas line setup can be higher. Propane needs a storage tank and refills.
h4. How often should a Generac generator be serviced?
A Generac generator should be serviced once a year. This annual check-up keeps it running well. It also helps meet warranty rules.
h4. What is a transfer switch and why do I need one?
A transfer switch safely moves your home’s power from the utility to the generator. It disconnects your home from the main power grid. This stops power from going back into the grid. That can hurt utility workers. It is a vital safety device. It also makes the switch automatic when power goes out.