Westwood Generators
The outage ends at your front door.
Generator Installation in Westwood, MA
Westwood enjoys a strong community, beautiful neighborhoods, and a quality of life that’s worth protecting. Power outages from storms, ice, and grid events don’t discriminate by zip code, and the communities south and west of Boston — including Westwood — see their share of multi-hour and multi-day outages every year.
Castle Electric installs Generac whole-house standby generators for Westwood homeowners who want complete, automatic backup power that requires nothing from them when an outage occurs. Our licensed electricians handle the site assessment, permitting, installation, and final commissioning. Call us today to schedule your consultation.
For When Something Isn’t Working
A licensed technician comes to your home, diagnoses the issue, and presents repair options.
- Free cancellations more than 24 hours in advance.
- Fee is credited on invoices over $500.
Planning Electrical Work?
Tell us your dream, and we give you a written proposal — no pressure, no obligation.
- Includes safety-walkthrough assessment
- No-obligation written proposal
Generator Installation Services in Westwood, MA
Castle Electric provides generator installation and service to Westwood homeowners in every part of the community. Our team is experienced with the range of property configurations and electrical systems found throughout Westwood’s neighborhoods.
- Westwood Center
- Islington
- Westwood Highlands
- University Avenue corridor
- Clapboardtree Street area
Call us to schedule a consultation and site evaluation for your Westwood home.
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Our Westwood Services
How a Whole-House Generator Protects Your Westwood Home
A standby generator is a permanently installed outdoor system connected to your home’s natural gas or propane supply and wired to your electrical panel through an automatic transfer switch.
When an outage occurs:
- The Transfer Switch Detects the Loss: Monitoring your utility connection continuously, the automatic transfer switch recognizes the outage the moment it occurs.
- The Generator Starts Automatically: Within approximately 10 seconds, the generator is running and delivering power to your panel.
- Your Home Operates Normally: Lights, HVAC, refrigerator, security systems, and other loads continue running without interruption.
- Everything Returns to Normal When the Grid Does: When utility power is restored, the transfer switch shifts your home back to the grid and shuts the generator down automatically.
You don’t touch a thing.
Stop Peering Through The Blinds
We know waiting on a contractor is its own kind of stress. So we built a system to eliminate it entirely.
Booking Confirmation SMS
The moment your appointment is confirmed, you’ll get a text with all the details, including your tech’s name, your scheduled time window, and a link to manage your booking.
Meet Your Tech
Before your technician arrives, you’ll receive a personalized introduction, including their name, photo, and their information. You’ll know exactly who to expect at your door before they ring the bell.
“On My Way” Live Tracking Link
When your tech is en route, you get a live tracking link so you can see exactly where they are and how far out they are. Real-time visibility from the start.
Important: Castle Electric strongly recommends purchasing your Generac generator directly through us to protect your manufacturer’s warranty and ensure optimal service support.
Generac Whole-House Generators for Westwood Homes
Castle Electric is an authorized Generac dealer, which means we install and support the brand that leads the residential standby generator market in reliability and innovation. Generac offers whole-house systems across a wide range of output capacities, all equipped with automatic transfer switches for truly hands-free operation and compatible with the Generac Mobile Link monitoring platform. Whether your Westwood home needs essential-circuit coverage or full whole-home backup, Generac has a system for your situation and Castle Electric has the expertise to install it properly.
Westwood Generator FAQs
Capacity depends on your home’s size, the type and number of HVAC systems, and what level of coverage you want. Most mid-size Westwood homes fall in the 14kW to 20kW range for comprehensive coverage. Larger homes or those with electric heating, a pool, or EV charging may need more. We calculate your home’s specific load requirements before making a recommendation.
Technically, yes — but including an EV charger in the generator’s load calculations requires specific capacity planning. If you have or plan to have an EV charger, we factor that into the generator sizing discussion so the unit is appropriately sized to cover both the charger and the rest of the home’s loads simultaneously.
Natural gas is connected to a continuous municipal supply line that isn’t interrupted during most storm events, meaning the generator can run indefinitely without any fuel management on your part. Propane requires tank monitoring and refilling, but is a fully capable alternative for homes without natural gas service. We help you evaluate both options based on your property’s existing fuel setup.
Yes, provided it’s sized appropriately. Central air conditioning is one of the higher-draw loads in a home, and it needs to be included in the generator sizing calculation. A properly sized Generac unit will handle HVAC, refrigeration, lighting, and other loads simultaneously.
Generac recommends annual service that includes an oil change and filter replacement, spark plug inspection, air filter check, battery load test, and overall system review. Proper maintenance is important for both reliable cold-weather starting and long-term system longevity. Castle Electric can connect you with qualified service providers.
Real Homes. Real Upgrades.
“The entire project was completed within the boundaries of the initial budget — no surprises, no hidden costs. Working with an older home presents unique challenges, but Brian figured out neat custom solutions that improved efficiency and saved us money.”
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Electrical Panel Upgrade & EV Charging Install
“My new ceiling fan/ light is wonderful! Matt installed, kept me informed during process, explained fixtures and was thoroughly professional & pleasant!”
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“Another efficient job by Castle Electric. Put in a new porch light—very pleasant and thorough visit. Jessica C was very helpful and gave me many suggestions and options. Very satisfied.”
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“Great experience from the beginning to the end. Jack came out on time to give us an estimate. He was honest and didn’t try to upsell anything we didn’t need. They are professional and explained everything.”
-Jian J., Google Review
“I had an issue with my carbon monoxide system, and Jessica was excellent from start to finish. She was knowledgeable, professional, and quickly resolved the problem. I truly appreciate her expertise.”
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Castle Electric’s Generator Installation Process in Westwood
Load Analysis and Site Review:
We assess your home’s electrical panel, evaluate major load circuits, and review the property to identify the optimal generator location and sizing.
Generac System Selection:
We help you choose the Generac unit that covers your home’s specific needs within your budget. We don’t recommend more than your situation calls for.
Full Installation:
We manage all site work including the generator pad or base, fuel line connection, automatic transfer switch installation, and panel integration.
Commissioning and Load Testing:
We run the system through full load testing before considering the installation complete, verifying that startup, transfer, and operation across all circuits is correct.
Owner Orientation:
We walk you through the system controls, the Mobile Link monitoring app, and the annual maintenance requirements so you’re fully confident in your new backup power system.
Battery Backup and Integrated Power Systems for Westwood Homes
Standby generators remain the most powerful and reliable backup power solution for extended outages, but they’re not the only option. Whole-home battery storage systems provide clean, instant, silent backup power with no fuel requirement — ideal for shorter outages and an excellent complement to rooftop solar installations. For homeowners with compatible EVs, vehicle-to-home power technology allows the vehicle’s battery to support essential home circuits during an outage. Castle Electric designs and installs all of these technologies and can help Westwood homeowners think through which combination best serves their specific situation.
Install Before the Storms Come — Not After the First One Reminds You Why
Generator installations involve site assessment, equipment ordering, permitting, and the installation day. Demand peaks in September and October when storm season approaches and scheduling extends significantly. Westwood homeowners who call in spring and summer consistently have smoother installation experiences and are protected heading into winter rather than scrambling after their first significant outage of the season. If backup power is on your radar for this year, now is the right time to act on it.
Vehicle-to-Home Power for Westwood EV Owners
A growing number of compatible EVs — including the Ford F-150 Lightning and the Ford Escape Plug-In — support bidirectional charging that allows them to export power from their battery to your home during an outage. With the right inverter equipment and wiring installed by Castle Electric, your EV can serve as a portable backup power source for essential home circuits. This technology is still evolving rapidly, but Castle Electric can evaluate your vehicle’s compatibility and design the electrical infrastructure that makes vehicle-to-home power work in your Westwood home
Let’s Make Sure This Year’s Storms Don’t Catch You Off Guard
Every winter catches some Westwood homeowners unprepared for extended outages. It doesn’t have to be you. Castle Electric’s licensed electricians install Generac whole-house generators that keep your home running regardless of what’s happening outside. Call us today and let’s schedule your site evaluation.
By the time the next big storm hits, you’ll be the household with the lights on.







