Menu

Call This Sunday to Get $50 OFF

Generator Installation
Generator Installation
Generator Installation

Dependable Generator Installation in San Jose, CA

Power outages shut down businesses and leave families scrambling for warmth, cooling, or basic cooking. Whether you’re dealing with wildfire season, heat waves, or unpredictable grid failures, more owners are turning to generators to protect their properties. Mr. Electric offers reliable code-compliant generator installation in San Jose, California. Before jumping into the process, you’ll want to learn more about your options, the features that matter, and how to make the right investment. If you're in the research stage or ready to hire a generator installer in San Jose, you’ll find everything you need to know right here.

Whole-Home or Portable Generators

The first big decision is whether to install a standby generator or use portable generators for backup power. The right choice depends on your layout, your budget, and how much power you really need during an outage. Portable generators are smaller, cost less upfront, and can be moved between locations. If you only want to keep your fridge, a few lights, and your internet running, a portable unit can do the job, but they come with serious tradeoffs. You’ll need to run extension cords, store fuel safely, and start them manually. Most of all, they don’t turn on automatically, which can be a real problem if you’re away from home during an outage. They’re great for construction sites, camping, or outdoor use, but aren’t very practical for other uses. Standby generators are permanently installed outside your home and connect directly to your electrical panel. These systems automatically detect when the power goes out and start running without you needing to lift a finger. They’re powered by natural gas or propane, which means no refueling or storage hassles. While the upfront cost is higher, they provide full coverage and convenience. For most families and businesses, standby units are the better long-term solution.

Why Choose US

New Customer Special

New Customer Special
$50OFF New customers receive $50 off their first electrical service.

Not valid with any other offers. Limit one coupon per customer.

Print

Senior & Military Discount

Senior & Military Discount
10%OFF We proudly offer 10% off all services for seniors and active or retired military personnel.

Not valid with any other offers. Limit one coupon per customer.

Print

EV Charger Installation

EV Charger Installation
$75OFF Going electric? Get $75 off the installation of your electric vehicle charging station.

Not valid with any other offers. Limit one coupon per customer.

Print

Surge Protection Installation

Surge Protection Installation
10%OFF Protect your home from power surges with 10% off surge protection device installation.

Not valid with any other offers. Limit one coupon per customer.

Print
Licensed & Insured

Licensed & Insured

Never Overtime Charges

Never Overtime Charges

Upfront Pricing

Upfront Pricing

Locally Owned

Locally Owned

Imtiaz Billah

I am writing to express my sincere appreciation for the outstanding service I recently received from your company. From my initial phone call to the completion of the repair, every aspect of the experience was exemplary. The representative I spoke with was not only incredibly helpful in scheduling an appointment promptly – my kitchen outlet had inexplicably stopped working, causing considerable inconvenience – but also demonstrated a thorough understanding of my situation. Their professionalism and efficiency immediately put me at ease. The electrician who arrived at my home was equally impressive. They  took the time to explain the problem clearly and concisely, patiently answering all my questions despite my limited knowledge of electrical systems. This detailed explanation allowed me to fully understand the necessary repairs and the process involved. Their expertise and calm demeanor were truly reassuring. In short, I was deeply impressed by the overall professionalism, knowledge, and friendliness of every individual I interacted with. The entire experience was seamless and stress-free, a rarity these days. I wouldn't hesitate to recommend your company to anyone requiring electrical services, and I will certainly be using your services again in the future.

Jenna

I finally made the switch from gas to electric and bought myself a Tesla. The home charger was expensive (I went with level 2) and called Mr Electric to do the install. They were overall great, came the same day to give me an estimate the price seemed reasonable so I went ahead and signed their work order on an iPad the gentleman had. They told me they could start the work the next day, that was unexpected but nice, as I am excited to be able to use my home charger finally. Once they finished the work they provided the permit information and all. I was very pleased and my charger is now in my garage working perfectly. Thank you Galen and Cris for prompt and professional service, that isn’t always the case and it is much appreciated.

Ronnie Cichowski

My electric garage door stopped working suddenly after using it manually for a couple of weeks I was ready to buy a new one and called this company. They came the next day and were even able to supply the machine, that was a nice surprise. The electrician was friendly and I appreciate them making the whole experience easy. Great job

isabela narvaez

This company is great, they helped me when no other company I called could. I have been trying to install a few outdoor/indoor sconces on my patio, I called a couple of electricians they said that the way my townhouse was built they could not be installed. I was determined so I called Mr Electric & they came out the next day and explained that it would be a difficult install, but not impossible. In two days they had all three sconces up and running. They weren’t even expensive either, I was very impressed by them. If you have a hard or seemingly impossible job don’t give up like I almost did, give them a call.

Generator Installation

Features to Look for in a Standby Generator

If you’ve decided to go with a standby system, it’s important to pay attention to the specs. Not all generators are the same, and you don’t want to realize that after the lights go out. Start by looking for an automatic transfer switch. This feature will make sure your generator kicks on the moment your power fails and shuts off safely when grid power returns. Without it, you’d need to manually flip switches during an outage, which defeats one of the main advantages of a standby system. Next, pay attention to fuel type. Most residential standby generators use either natural gas or liquid propane. A generator installer in San Jose will assess your existing utilities and make sure your fuel source is safe and compliant. Noise level is another factor. While no generator is completely silent, better units use sound-dampening technology to keep their operation quieter. This makes a difference if your generator is close to bedrooms or neighboring homes. Also, check for remote monitoring and self-diagnostic features. These tools allow you to track performance, get maintenance alerts, and spot issues before they cause a failure. The best standby generators run tests automatically each week to make sure everything is in working order. Look at the warranty and the manufacturer's reputation as well. A generator is a long-term investment, and you want it supported by a company that stands behind its product. Some brands offer better support or longer warranties, which can be worth a slightly higher upfront cost.

How to Size a Generator for Your Home’s Needs

One of the most common mistakes in generator installation is choosing the wrong size. If it’s too small, it won’t run your essentials. If it’s too large, then you waste money on fuel and equipment you don’t need. Start by making a list of what you want to keep running during an outage. Think about heating and cooling, refrigerators, freezers, sump pumps, lighting, medical equipment, and routers. Add up the wattage each item uses, and remember that appliances with motors like refrigerators or AC units draw more power when they start up than they do while running. As a rule of thumb:

  • A 7.5 to 10 kW generator covers basic circuits in small homes.
  • A 12 to 17 kW generator can power most mid-sized homes.
  • A 20+ kW unit covers large homes or those with central AC and electric heating.

The best way to avoid misjudging your needs is to work with a professional electrician who can perform a load analysis to determine the precise wattage your home requires.

Do You Need a Generator for Your Home or Business?

Power reliability is a growing concern. From extreme weather to rolling blackouts, outages are more frequent and more disruptive than in the past. A professionally installed generator will keep the lights on, protect your refrigerated food, keep medical equipment running, and let you work or attend school remotely without interruptions. With the rise of home-based businesses and tech-heavy households, even a few hours of lost power can cause serious problems. If you’re considering generator installation in San Jose, California, Mr. Electric is here to help you find the right system, install it safely, and keep it running for years to come. Contact us today to schedule your appointment with a local electrician in Cupertino, CA.