Top-rated generator installers.

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There are 2 highly-rated local generator installers.

Generator installers in Greenwood

Avatar for Service Champions Heating & Air Conditioning
Service Champions Heating & Air Conditioning
4430 Yankee Hill Rd
4.64(
653
)
Approved Pro
Service Champions Heating & Air Conditioning
4430 Yankee Hill Rd
4.64(
653
)
Approved Pro
Customers say: Super punctual
460 local quotes requested
22 years of experience

Service Champions is the leading heating and air conditioning contractor in Northern California servicing homeowners in East Bay, South Bay and Sacramento areas. We can make your home more comfortable and improve the quality of air you and your family breathe. We specialize in maintenance, repair and sales of all brands of air conditioners and heaters, and are experts in indoor air quality improvement through filtration, duct replacement, insulation and hospital grade UV lights. All the air conditioners we install have the new environmentally friendly refrigerant that does not damage the ozone. We also are huge proponents of super high efficient equipment, such as 95% efficient furnaces. This equipment saves homeowners a tremendous amount of money on their utility bills.

"Service was good and timely."

Gerald W on April 2025

Service Champions is the leading heating and air conditioning contractor in Northern California servicing homeowners in East Bay, South Bay and Sacramento areas. We can make your home more comfortable and improve the quality of air you and your family breathe. We specialize in maintenance, repair and sales of all brands of air conditioners and heaters, and are experts in indoor air quality improvement through filtration, duct replacement, insulation and hospital grade UV lights. All the air conditioners we install have the new environmentally friendly refrigerant that does not damage the ozone. We also are huge proponents of super high efficient equipment, such as 95% efficient furnaces. This equipment saves homeowners a tremendous amount of money on their utility bills.

"Service was good and timely."

Gerald W on April 2025


Avatar for Cletcher Electric
Cletcher Electric
5.00(
3
)
Approved Pro
Cletcher Electric
5.00(
3
)
Approved Pro
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
37 local quotes requested

Any type of electrical project you have should go through me first give me a call today for a free estimate. 20+ years experience. Specializing in Car Chargers, Generators, Hot Tubs, Heat Tape, Panel Changes, Service Calls, Trouble Shooting and Remodels/New Builds.

"Cletcher Electrical was reliable and reasonable, I had a fragile ceiling light fixture my grandmother had given me. Very pleased with the installation, I recommend and I would use this company again."

Pam F on April 2025

Any type of electrical project you have should go through me first give me a call today for a free estimate. 20+ years experience. Specializing in Car Chargers, Generators, Hot Tubs, Heat Tape, Panel Changes, Service Calls, Trouble Shooting and Remodels/New Builds.

"Cletcher Electrical was reliable and reasonable, I had a fragile ceiling light fixture my grandmother had given me. Very pleased with the installation, I recommend and I would use this company again."

Pam F on April 2025


Scott Shelton Electric
4919 Cottage Way
5.00(
13
)
Approved Pro
Scott Shelton Electric
4919 Cottage Way
5.00(
13
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
25 years of experience

is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

"Scott is a very easy guy to talk to. He understands what ou need and delivers."

Dennis O on June 2024

is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

"Scott is a very easy guy to talk to. He understands what ou need and delivers."

Dennis O on June 2024


ARP Electric and Lighting Company
8025 Ryan Taylor Way
New on HomeAdvisorNew on Angi
Approved Pro
ARP Electric and Lighting Company
8025 Ryan Taylor Way
New on AngiNew on HomeAdvisor
Approved Pro
26 years of experience
Free onsite estimate

ARP Elecrtic and Lighting Company is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and responsibility in all of our jobs. We are a locally owned and operated business with more 20 years of experience serving and Roseville, CA surrounding areas. There is no job too big, or too small for our team. Call today and let us put our experience to work for you!

ARP Elecrtic and Lighting Company is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and responsibility in all of our jobs. We are a locally owned and operated business with more 20 years of experience serving and Roseville, CA surrounding areas. There is no job too big, or too small for our team. Call today and let us put our experience to work for you!


Avatar for Atomic Telecomm & Electrical Inc.
Atomic Telecomm & Electrical Inc.
1251 Delacy Ave
4.94(
8
)
Approved Pro
Atomic Telecomm & Electrical Inc.
1251 Delacy Ave
4.94(
8
)
Approved Pro
Customers say: Quick response
35 years of experience
Free onsite estimate

We can take on a wide range of residential projects to include computer network or wiring, telephone, security system installs and a variety of other projects. We take pride in the quality of our work and our commitment to outstanding results. We look forward to building strong, long-term relationships with our clients and guarantee your satisfaction.

"Job was tough due to small working space. They persisted and got the work done! Appreciated the extra help with cleanup and arranging the dryer for maximum efficiency."

Sheree L on November 2024

We can take on a wide range of residential projects to include computer network or wiring, telephone, security system installs and a variety of other projects. We take pride in the quality of our work and our commitment to outstanding results. We look forward to building strong, long-term relationships with our clients and guarantee your satisfaction.

"Job was tough due to small working space. They persisted and got the work done! Appreciated the extra help with cleanup and arranging the dryer for maximum efficiency."

Sheree L on November 2024


Avatar for Maverick Electrical Services, LLC
Maverick Electrical Services, LLC
7641 Galilee Road Suite 110
4.71(
29
)
Approved Pro
Maverick Electrical Services, LLC
7641 Galilee Road Suite 110
4.71(
29
)
Approved Pro
Customers say: Quick response
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
368 local quotes requested

Maverick Electric, Plumbing, Heating and Air is a Roseville, CA based company serving Sacramento since 2020. We specialize in comprehensive electrical, plumbing, heating, and air conditioning services for residential and commercial clients. Our expertise covers repairs, installations, maintenance, and even electric vehicle charging station installation. We even address after-hours emergencies, as well as offer financing, helping you in every aspect!

"I booked a cleaning for my AC in preparation for summer (clean coils, vacuum out, check wires) the appoint window was 8am-12pm , they came at 130pm. During the process the cleaning foam to clean the coils (degrease them) malfunctioned. The driver had no back up and blamed it on warehouse not allowing him to order what he needed to keep his vehicle stocked. After spraying it off with water he attempted to put it back together and complete the job as is. I asked him what about all of the sludge (pic below) at the bottom and he said he would get it if I wanted him too. REALLY!? The job is simple cleaning the AC unit. All he was going to do was spray it with water and put it back together. This outer pics it's how he left it and apologized for not being able to do a complete job, then in the next sentence asked for payment. What a joke. Didn't even bother to reschedule or correct the problem. I contacted the office and gave them a chance (a day) to at least reach out and speak with me abo"

Chad H on March 2025

Maverick Electric, Plumbing, Heating and Air is a Roseville, CA based company serving Sacramento since 2020. We specialize in comprehensive electrical, plumbing, heating, and air conditioning services for residential and commercial clients. Our expertise covers repairs, installations, maintenance, and even electric vehicle charging station installation. We even address after-hours emergencies, as well as offer financing, helping you in every aspect!

"I booked a cleaning for my AC in preparation for summer (clean coils, vacuum out, check wires) the appoint window was 8am-12pm , they came at 130pm. During the process the cleaning foam to clean the coils (degrease them) malfunctioned. The driver had no back up and blamed it on warehouse not allowing him to order what he needed to keep his vehicle stocked. After spraying it off with water he attempted to put it back together and complete the job as is. I asked him what about all of the sludge (pic below) at the bottom and he said he would get it if I wanted him too. REALLY!? The job is simple cleaning the AC unit. All he was going to do was spray it with water and put it back together. This outer pics it's how he left it and apologized for not being able to do a complete job, then in the next sentence asked for payment. What a joke. Didn't even bother to reschedule or correct the problem. I contacted the office and gave them a chance (a day) to at least reach out and speak with me abo"

Chad H on March 2025


Avatar for SMITS SOLAR HEATING & AIR
SMITS SOLAR HEATING & AIR
6205 Enterprise Drive, Suite A
5.00(
6
)
Approved Pro
SMITS SOLAR HEATING & AIR
6205 Enterprise Drive, Suite A
5.00(
6
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
18 local quotes requested

We are locally owned and operated. No job is too big or too small. Call us today for a free estimate! We are looking forward to going above and beyond on your project soon!

"This team of pros did an excellent job."

jennie b on February 2013

We are locally owned and operated. No job is too big or too small. Call us today for a free estimate! We are looking forward to going above and beyond on your project soon!

"This team of pros did an excellent job."

jennie b on February 2013


Avatar for Power Path Electric, LLC
Power Path Electric, LLC
741 Kansas Street #2
5.00(
4
)
Approved Pro
Power Path Electric, LLC
741 Kansas Street #2
5.00(
4
)
Approved Pro
15 local quotes requested
1 years of experience

At Power Path Electric, LLC, we are dedicated to meeting all your electrical needs. With over 15+ years of experience and knowledge in the trade, we will bring the absolute best to our customers. From a single light switch to the most complex lighting control systems in the industry, or simply trouble-shooting branch circuits to landing and termination of a 750kva transformer. Whatever the power required, P.P.E will find the path to success for a safe and reliable system.

"I needed a home rewire and Power Path Electric LLC came and saved the day. Not only were they the best price around. The quality of work done AMAZING!!! Fast, efficient, and professional these guys will be hired for ALL my electrical needs. "

Christina L on February 2025

At Power Path Electric, LLC, we are dedicated to meeting all your electrical needs. With over 15+ years of experience and knowledge in the trade, we will bring the absolute best to our customers. From a single light switch to the most complex lighting control systems in the industry, or simply trouble-shooting branch circuits to landing and termination of a 750kva transformer. Whatever the power required, P.P.E will find the path to success for a safe and reliable system.

"I needed a home rewire and Power Path Electric LLC came and saved the day. Not only were they the best price around. The quality of work done AMAZING!!! Fast, efficient, and professional these guys will be hired for ALL my electrical needs. "

Christina L on February 2025


Generator World Inc
No reviews
Generator World Inc
No reviews
4 years of experience

Generator World Provides Rental, Maintenace, and Sales of Commercial, Residential and Portable Generators. Our Rental division has everything you need to power your event (Power Cables , Power Distribution boxes, Spider Boxes, Rv Adaptors). Our Maintenace Department has Factory Trained Technicians to help your equipment Continue to Run Properly. Our Sales Department can Assist in Helping Choose the best fit Generator for your Application.

Generator World Provides Rental, Maintenace, and Sales of Commercial, Residential and Portable Generators. Our Rental division has everything you need to power your event (Power Cables , Power Distribution boxes, Spider Boxes, Rv Adaptors). Our Maintenace Department has Factory Trained Technicians to help your equipment Continue to Run Properly. Our Sales Department can Assist in Helping Choose the best fit Generator for your Application.


Nationwide Environmental
4470 Yankee Hill Road #200
5.00(
6
)
Nationwide Environmental
4470 Yankee Hill Road #200
5.00(
6
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

We are a small company specializing in all kinds of dirt work. Including land clearing, grading, trenching, debris removal, demolition, concrete removal, landscaping and much more. We get it right the first time.

"Absolutely wonderful service. They were responsive, on time, thorough, friendly and very professional."

AUBREE F on May 2023

We are a small company specializing in all kinds of dirt work. Including land clearing, grading, trenching, debris removal, demolition, concrete removal, landscaping and much more. We get it right the first time.

"Absolutely wonderful service. They were responsive, on time, thorough, friendly and very professional."

AUBREE F on May 2023

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Generator installations FAQs

Installing a whole-house generator costs about $5,000 on average. Prices range from $1,550 to $8,500, depending on size, brand, fuel type, and assembly. The size of your whole-house generator is the most significant cost factor, with large homes with high energy demands costing the most to power. Types of whole-home generators include:

  • Portable generators with 1kW–7.5kW capacity: $500–$2,000

  • Partial generators with 9kW–20kW capacity: $2,000–$6,300

  • Whole-house generators with 22kW–48kW: $5,000–$18,000

When maintained properly, a whole-house generator can last up to 20 years. Costs to maintain and repair generators vary by location and type of generator, but you can expect to pay about $150 to $300 per year for annual generator maintenance checks. An experienced generator service technician will inspect your generator’s engine filter, starting mechanism, fuel, lubrication, and coolant levels to keep your generator in good working condition for as long as possible.

When choosing the right size generator for your needs, consider a few items to help calculate the wattage you’ll need. Start by determining which household items and appliances you want to power, and then add the wattages together. Check out the wattage of these essential appliances:

  • Refrigerator: 600 watts

  • Large dehumidifier: 700 watts

  • Large window air conditioner: 1,400 watts

  • Water heater: 3,000 watts

Running home appliances like these requires a partial or whole-house generator. A portable generator may be enough to power your home if you only plan to keep a refrigerator and freezer running. 

Here’s what you can run with different wattages and types of generators:

Portable generator:

  • 2,000 watts can handle a large appliance like a freezer or refrigerator, plus a few smaller items like phones or computer chargers. 

  • 4,000 watts will keep two large appliances operating and a few smaller devices.

  • 8,000 watts should power most essential appliances and other devices, including a sump pump, well pump, or your dishwasher.

Partial to whole-house generator:

  • 20,000 watts and above will make it seem like your home’s power is still on.

The value of installing a whole-house generator is that your home has guaranteed power, even if the power grid in your area is down. Whether a whole-house generator is worth installing in your home depends on how often you use it, your home’s location, and your lifestyle. For example, installing a whole-house generator is likely worth it if you:

  • Experience frequent or prolonged power outages

  • Work from home

  • Store a lot of cold food

  • Have a sump pump

  • Have a pump for well water

  • Use electronic medical devices

  • Live in a climate requiring heating or cooling

The homeowners guide to generator installations
From average costs to expert advice, get all the answers you need to get your job done.
A portable inverter generator
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The average cost of a whole-house generator falls between $5,000 and $25,000. Keep reading to learn how much you can expect to spend.
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A whole house generator can keep your home running during a power outage, but can it handle the energy demands of an air conditioner? Here’s what to consider.
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Is a whole-house generator worth it? Discover the key factors influencing ROI and whether it's the right choice for your home.
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How much does it cost to run a standby generator? The answer varies based on the type and size of the generator. Find out more.
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