Get matched with top generator install pros in Temple City, CA

Q: How do I determine what size generator my house needs?

• <div>To determine the right size generator for your house, you should calculate the total wattage of the appliances and devices you want to power during an outage. List all essential items, note their start-up wattages, and add them together.Here are some typical wattage requirements for common appliances:<ul><li>Refrigerator: 600 watts</li><li>Large dehumidifier: 700 watts</li><li>Large window air conditioner: 1,400 watts</li><li>Water heater: 3,000 to 4,500 watts</li><li>Electric furnace: 5,000 to 25,000 watts</li></ul>A 7,500-watt generator might be sufficient for essentials like a refrigerator, freezer, well pump, and lighting circuits. However, for high-demand items like a water heater or furnace, a whole-home generator is a better choice. A portable generator may be enough if you only need to power a few critical items.While home square footage can offer a rough estimate, it is not always a reliable indicator. For reference, here are some typical generator sizes based on square footage:<ul><li>1,000 sq ft: 6&ndash;9 kW</li><li>1,500 sq ft: 7&ndash;10 kW</li><li>2,000 sq ft: 10&ndash;14 kW</li><li>2,500 sq ft: 12&ndash;16 kW</li><li>3,000 sq ft: 16&ndash;20 kW+</li></ul>For the most accurate sizing, consult a professional who can calculate your home's peak and average power consumption and recommend the optimal generator.</div>

Q: How long does it take to set up utilities?

• <div>Setting up utilities on a vacant property usually takes at least a few months, or between 6 weeks to 16 weeks. This process requires working with the local planning and zoning department, hiring a building contractor or engineer to design the utility layout, securing permits, laying the lines, and connecting the utilities.</div>

Q: Do installations include unit assembly?

• <div>Many services include assembling the unit and securing it in the window. Confirm with your provider.</div>

Q: How much does it cost to install a generator?

• <div>The average cost to install a home generator is $5,200, but total costs can range from $500 to $18,000 or more. The final price depends on several factors, including the generator's size, type, brand, fuel source, and the cost of labor and assembly. The generator's size is the most significant cost factor, as units that can power larger homes with higher energy demands cost more.Cost breakdowns by generator type are typically as follows:<ul><li>Portable or Emergency Backup Generators (1kW&ndash;7.5kW): $500&ndash;$2,000</li><li>Partial-Home Generators (9kW&ndash;20kW): $2,000&ndash;$6,500</li><li>Whole-House Generators (22kW&ndash;48kW): $5,000&ndash;$18,000</li></ul>To ensure you get the right size unit for your needs without overpaying, consider hiring an electrician to calculate the electrical load of your essential appliances. It is also recommended to get at least three quotes from qualified installers to find the best fit for your budget.</div>

Q: What size generator do I need for a 1500-square-foot house?

• <div>A 1,500 square foot home will likely need a 15kW to 20kW generator. When deciding on whole-house generator size, add up the <a href="https://www.angi.com/articles/how-many-watts-house.htm">total wattage</a> of the devices that you&rsquo;d like to continue running during a power outage. That way, you can ensure you purchase a generator that can power your necessary appliances or medical equipment during an electrical emergency.</div>

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Verified Reviews for Generator Install pros in Temple City, CA

*The Angi rating for Generator Install companies in Temple City, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.

*The HomeAdvisor rating for Generator Install companies in Temple City, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Generator Install needs.

Last update on October 05, 2026

Reviewed in October 2026
The garage door spring installation was handled professionally and carefully. The technician checked the door afterward to make sure it was balanced and operating smoothly.
GARAGE DOOR PASADENA CA
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Reviewed in July 2026
The garage door opener was installed quickly and works perfectly. It operates quietly, responds instantly, and has made using the garage much more convenient.
Pattern Garage Doors
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Reviewed in October 2024
Very nice work installing EV Charger.
Gary & Son Electric
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Reviewed in August 2024
These guys are A+ from the minute you make the phone call to the final installation. Highly recommend there services
TCI Engineered Systems
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Reviewed in November 2023
Provided solid service at a reasonable rate, called them for a quote on water heater install for a rental unit and work was done with within a day! Will call them again.
G3 plumbing
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Reviewed in May 2023
Great work! John was professional and knowledgeable and offered insight with regards to installing our electric car charger. Easy to work with and work was done in a professional and timely manner! Would definitely hire again and / or recommend.
Cali Pro Service
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Reviewed in February 2022
Billy was great and took care of our water heater in record time. It was not an easy installation but he and his crew figured it out.
Dynamite Plumbing
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Reviewed in October 2021
Knew how to fix a bad install and arrived on time
Nelson Construction
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Reviewed in June 2021
Ameco took care of everything for my solar panel installation. From contacting the electric company and getting permits to matching the existing stucco and paint when repairing the wall after the electrical panel installation. I was kept up to date the whole time. Someone came out to examine the...
AMECO Solar & Roofing
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Find Generator install pros in Temple City

LT Generators

4.3(

)

Fixed Generator - InstallGenerator - Install - For Business

Serving Temple City, CA and surrounding areas

Approved

In business since 1995

Free estimates

Warranties offered

"Great work, very professional. They were able to install my generator earlier than expected."

+12

Response time2 days

51 neighbors recently requested a quote

Recommended by87%of homeowners

Portable Generator - Install

Serving Temple City, CA and surrounding areas

Approved

Super Service Award Winner

In business since 1988

Free estimates

Emergency services offered

"A true professional. Went above and beyond to help explain to me all of my options when hooking up a generator to my home. Work was done quickly and I was very impressed."

+34

Response time10 hrs

Response rate100%

3 neighbors recently requested a quote

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Casaroja Electric Inc

5.0(

)

Fixed Generator - InstallPortable Generator - Install

Serving Temple City, CA and surrounding areas

Approved

Emergency services offered

Warranties offered

Offers commercial services

"Sergio did a fantastic job! Very happy with the clean install of my tier 2 charger and he added a plug down below my panel. Would recommend for any sort of EV charging installs! Clear communicator, showed up when he said he would and his services were well-priced!"

1 neighbors recently requested a quote

Fixed Generator - InstallGenerator - InstallGenerator - Install - For Business+1 more

Serving Temple City, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Credit card accepted

"My experience with Zero Electric was great! James was extremely knowledgeable about home generators and walked us through several pricing options that fit our budget. Their work was clean and efficient and I will definitely be hiring him in the future for our electrical issues."

5 neighbors recently requested a quote

Recommended by41%of homeowners

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Politek Electric, Inc.

4.6(

)

Fixed Generator - InstallPortable Generator - Install

Serving Temple City, CA and surrounding areas

Approved

In business since 1992

Free estimates

Credit card accepted

"Robert was on time, gave me a decent estimate to install 2 light fixtures and did the work immediately and was done after an hour."

Response time9 hrs

5 neighbors recently requested a quote

Recommended by100%of homeowners

Portable Generator - Install

Serving Temple City, CA and surrounding areas

Approved

In business since 2012

Free estimates

Credit card accepted

"I am grateful for the excellent work and advice provided by Matt. He installed security cameras, fixed some problems with parts, installed and even helped me choose and buy indoor and outdoor lighting, found and fixed some faulty installations. He was kind, professional, communicative and helpful. I fully trust and highly recommend Granny Electric"

Response time11 hrs

Recommended by90%of homeowners

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Home Pro Remodeling & Construction, Inc.

4.1(

)

Portable Generator - Repair

Serving Temple City, CA and surrounding areas

Approved

In business since 2019

Free estimates

Credit card accepted

"I hired home pro remodeling to put pavers on my back yard and to install flloring thorough out the whole house I'm super setasfied with the work and the service . The company also provided me great financial options which I used thank you kobi Leo and Lucas for your great service . Highly recommend them for everyone"

Response time5 days

Recommended by77%of homeowners

Portable Generator - Repair

Serving Temple City, CA and surrounding areas

Approved

Small jobs welcome

"Rapid aid and did a great job. Small projects that were pending to be finished. He came in and finished everything timely and well."

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PINEDA ENERGY SOLUTIONS

5.0(

)

Fixed Generator - InstallPortable Generator - Repair

Serving Temple City, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"The work was completed by friendly staff in full compliance with city code requirements."

1 neighbors recently requested a quote

Fixed Generator - InstallFixed Generator - RepairGenerator - Install - For Business+3 more

Serving Temple City, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

"He was great. Needed lights and outlets installed through the whole house. Did an amazing job at an amazing rate. Will be using him again!"

2 neighbors recently requested a quote

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Showing 1-10 of 171

Generator Install questions, answered by experts

To determine the right size generator for your house, you should calculate the total wattage of the appliances and devices you want to power during an outage. List all essential items, note their start-up wattages, and add them together.

Here are some typical wattage requirements for common appliances:

Refrigerator: 600 watts
Large dehumidifier: 700 watts
Large window air conditioner: 1,400 watts
Water heater: 3,000 to 4,500 watts
Electric furnace: 5,000 to 25,000 watts

A 7,500-watt generator might be sufficient for essentials like a refrigerator, freezer, well pump, and lighting circuits. However, for high-demand items like a water heater or furnace, a whole-home generator is a better choice. A portable generator may be enough if you only need to power a few critical items.

While home square footage can offer a rough estimate, it is not always a reliable indicator. For reference, here are some typical generator sizes based on square footage:

1,000 sq ft: 6–9 kW
1,500 sq ft: 7–10 kW
2,000 sq ft: 10–14 kW
2,500 sq ft: 12–16 kW
3,000 sq ft: 16–20 kW+

For the most accurate sizing, consult a professional who can calculate your home's peak and average power consumption and recommend the optimal generator.

Setting up utilities on a vacant property usually takes at least a few months, or between 6 weeks to 16 weeks. This process requires working with the local planning and zoning department, hiring a building contractor or engineer to design the utility layout, securing permits, laying the lines, and connecting the utilities.

Many services include assembling the unit and securing it in the window. Confirm with your provider.

The average cost to install a home generator is $5,200, but total costs can range from $500 to $18,000 or more. The final price depends on several factors, including the generator's size, type, brand, fuel source, and the cost of labor and assembly. The generator's size is the most significant cost factor, as units that can power larger homes with higher energy demands cost more.

Cost breakdowns by generator type are typically as follows:

Portable or Emergency Backup Generators (1kW–7.5kW): $500–$2,000
Partial-Home Generators (9kW–20kW): $2,000–$6,500
Whole-House Generators (22kW–48kW): $5,000–$18,000

To ensure you get the right size unit for your needs without overpaying, consider hiring an electrician to calculate the electrical load of your essential appliances. It is also recommended to get at least three quotes from qualified installers to find the best fit for your budget.

A 1,500 square foot home will likely need a 15kW to 20kW generator. When deciding on whole-house generator size, add up the total wattage of the devices that you’d like to continue running during a power outage. That way, you can ensure you purchase a generator that can power your necessary appliances or medical equipment during an electrical emergency.

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